FPUS55 KRIW 212218 ZFPRIW Zone Forecast Product for Western and Central Wyoming National Weather Service Riverton WY 417 PM MDT Thu May 21 2026 WYZ020-212330- Natrona County Lower Elevations- Including the city of Casper 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Rain showers, snow showers with a chance of thunderstorms. No snow accumulation. Breezy. Near steady temperature in the upper 30s. Temperature falling into the upper 30s late. North winds 15 to 20 mph with gusts up to 35 mph. Chance of precipitation 90 percent. .TONIGHT...Cloudy with rain showers, snow showers with a slight chance of thunderstorms in the evening, then partly cloudy with a chance of rain and snow showers after midnight. Little or no snow accumulation. Breezy with lows in the lower 30s. North winds 15 to 20 mph with gusts up to 30 mph, becoming west around 10 mph after midnight. Chance of precipitation 80 percent. .FRIDAY...Mostly sunny. Highs around 60. West winds 10 to 15 mph with gusts up to 25 mph. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 30s. Southwest winds around 10 mph in the evening. .SATURDAY...Mostly sunny. Highs in the upper 60s. West winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. .SUNDAY...Mostly sunny and breezy. Highs in the upper 70s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny. Highs around 80. .MONDAY NIGHT...Mostly clear. Lows around 50. .TUESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Breezy with highs around 80. Chance of rain 30 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Breezy with lows in the mid 40s. Chance of rain 30 percent. .WEDNESDAY...Partly cloudy. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 30 percent. $$ WYZ017-212330- Wind River Basin- Including the cities of Riverton and Shoshoni 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Mostly cloudy with a chance of rain showers, snow showers with a slight chance of thunderstorms. Breezy. Near steady temperature in the upper 30s. North winds 15 to 25 mph with gusts up to 40 mph. Chance of precipitation 30 percent. .TONIGHT...Mostly cloudy with a chance of rain showers in the evening, then mostly clear after midnight. Breezy with lows around 30. Northwest winds 15 to 20 mph with gusts up to 30 mph in the evening. Chance of rain 30 percent. .FRIDAY...Mostly sunny. Highs around 60. Northwest winds around 10 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. Southeast winds around 10 mph, becoming southwest after midnight. .SATURDAY...Mostly sunny. Highs in the lower 70s. Southwest winds 10 to 15 mph. .SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 40s. .MEMORIAL DAY...Mostly sunny. Highs in the lower 80s. .MONDAY NIGHT...Partly cloudy. Lows around 50. .TUESDAY...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Breezy with highs in the upper 70s. Chance of rain 30 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Breezy with lows in the mid 40s. Chance of rain 40 percent. .WEDNESDAY...Partly cloudy in the morning, then clearing. A slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 20 percent. $$ WYZ018-212330- Lander Foothills- Including the city of Lander 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Rain showers, snow showers with a slight chance of thunderstorms. No snow accumulation. Highs in the lower 50s. North winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 80 percent. .TONIGHT...Mostly cloudy with a chance of rain showers in the evening, then mostly clear after midnight. Lows in the upper 20s. Northwest winds 10 to 15 mph with gusts up to 25 mph in the evening. Chance of rain 30 percent. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 50s. Southeast winds around 10 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. Southwest winds around 10 mph. .SATURDAY...Mostly sunny. Highs around 70. West winds around 10 mph with gusts up to 25 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny. Highs around 80. .MONDAY NIGHT...Partly cloudy. Lows around 50. .TUESDAY...Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Breezy with highs around 80. Chance of rain 20 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the mid 40s. Chance of rain 30 percent. .WEDNESDAY...Partly cloudy in the morning, then mostly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 30 percent. $$ WYZ028-212330- Rock Springs and Green River- Including the cities of Rock Springs and Green River 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Mostly cloudy with a chance of showers and thunderstorms. Breezy. Near steady temperature around 50. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 40 percent. .TONIGHT...Partly cloudy with a chance of rain showers with a slight chance of thunderstorms in the evening, then mostly clear after midnight. Breezy with lows in the upper 20s. North winds 15 to 20 mph with gusts up to 30 mph, becoming southeast around 10 mph after midnight. Chance of rain 30 percent. .FRIDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 60. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. .SATURDAY...Mostly sunny. Highs around 70. West winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows around 40. .SUNDAY...Mostly sunny in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 30 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .MEMORIAL DAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy. Lows in the mid 40s. .TUESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 30 percent. .TUESDAY NIGHT...Partly cloudy. Lows around 40. .WEDNESDAY...Partly cloudy in the morning, then clearing. A slight chance of. Breezy with highs around 70. $$ WYZ013-212330- Jackson Hole- Including the city of Jackson 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Mostly cloudy with showers, a chance of thunderstorms and snow showers. Little or no snow accumulation. Highs in the upper 40s. North winds around 10 mph with gusts up to 20 mph. Chance of precipitation 80 percent. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 20s. North winds around 10 mph with gusts up to 20 mph in the evening. .FRIDAY...Partly cloudy. Highs in the upper 50s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. .SATURDAY...Mostly sunny. Highs in the upper 60s. South winds around 10 mph, becoming west with gusts up to 25 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of rain showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 20 percent. .SUNDAY NIGHT...Partly cloudy. Lows around 40. .MEMORIAL DAY...Mostly sunny. A slight chance of. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows around 40. .TUESDAY...Mostly sunny in the morning, then partly cloudy with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 40 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of rain showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of rain showers after midnight. Lows around 40. Chance of rain 40 percent. .WEDNESDAY...Partly cloudy in the morning, then mostly sunny with a chance of rain showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 40 percent. $$ WYZ003-212330- Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Mostly cloudy and breezy. Highs in the mid 40s. North winds 15 to 20 mph with gusts up to 35 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Breezy with lows around 30. Northwest winds 15 to 20 mph with gusts up to 30 mph, becoming west around 10 mph after midnight. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 50s. West winds around 10 mph, becoming northeast with gusts up to 20 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 30s. South winds around 10 mph with gusts up to 20 mph, becoming southwest after midnight. .SATURDAY...Mostly sunny. Highs in the upper 60s. West winds 10 to 15 mph. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Partly cloudy and breezy. Highs in the mid 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 50s. .MEMORIAL DAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 50s. .TUESDAY...Mostly sunny in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Breezy with highs in the upper 70s. Chance of rain 30 percent. .TUESDAY NIGHT...Partly cloudy. Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Breezy with lows around 50. Chance of rain 60 percent. .WEDNESDAY...Partly cloudy in the morning, then clearing. A chance of showers. A chance of thunderstorms in the afternoon. Breezy with highs around 70. Chance of rain 50 percent. $$ WYZ004-212330- North Bighorn Basin- Including the cities of Basin, Greybull, Lovell, Powell, and Shell 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Breezy, cooler with highs around 50. North winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 40 percent. .TONIGHT...Partly cloudy in the evening, then clearing. Breezy with lows in the lower 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph in the evening. .FRIDAY...Mostly sunny. Highs in the lower 60s. North winds around 10 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy. Lows around 40. East winds around 10 mph in the evening. .SATURDAY...Mostly sunny. Highs in the lower 70s. Southeast winds around 10 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 50. .MEMORIAL DAY...Mostly sunny. Highs in the mid 80s. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 50s. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Breezy with highs in the mid 80s. .TUESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Breezy with lows around 50. Chance of rain 40 percent. .WEDNESDAY...Partly cloudy in the morning, then clearing. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 30 percent. $$ WYZ006-212330- Southeast Bighorn Basin- Including the cities of Ten Sleep and Worland 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Rain showers, a slight chance of thunderstorms and snow showers. No snow accumulation. Breezy, cooler. Near steady temperature around 40. Northwest winds 15 to 20 mph with gusts up to 40 mph. Chance of precipitation 80 percent. .TONIGHT...Mostly cloudy with a chance of rain showers in the evening, then mostly clear after midnight. Breezy with lows in the lower 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph in the evening. Chance of rain 30 percent. .FRIDAY...Mostly sunny. Highs in the lower 60s. North winds around 10 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. Southeast winds around 10 mph. .SATURDAY...Mostly sunny. Highs in the lower 70s. North winds around 10 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 50. .MEMORIAL DAY...Sunny. Highs in the mid 80s. .MONDAY NIGHT...Mostly clear. Lows in the lower 50s. .TUESDAY...Mostly sunny. A slight chance of. Breezy with highs in the lower 80s. .TUESDAY NIGHT...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Breezy with lows around 50. Chance of rain 30 percent. .WEDNESDAY...Partly cloudy in the morning, then clearing. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 30 percent. $$ WYZ005-212330- Southwest Bighorn Basin- Including the city of Thermopolis 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Cloudy with rain showers with a slight chance of thunderstorms. Breezy, cooler with highs in the mid 40s. North winds 15 to 25 mph with gusts up to 40 mph. Chance of rain 80 percent. .TONIGHT...Partly cloudy with a chance of rain showers in the evening, then mostly clear after midnight. Breezy with lows around 30. Northwest winds 15 to 20 mph with gusts up to 30 mph in the evening. Chance of rain 30 percent. .FRIDAY...Mostly sunny. Highs around 60. Northeast winds around 10 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. Southeast winds around 10 mph in the evening. .SATURDAY...Mostly sunny. Highs in the lower 70s. Northeast winds around 10 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 50. .MEMORIAL DAY...Mostly sunny. A slight chance of. Highs in the lower 80s. .MONDAY NIGHT...Mostly clear. Lows in the lower 50s. .TUESDAY...Partly cloudy. A slight chance of. Breezy with highs in the lower 80s. .TUESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Breezy with lows in the upper 40s. Chance of rain 40 percent. .WEDNESDAY...Partly cloudy with a slight chance of showers in the morning, then mostly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 30 percent. $$ WYZ023-212330- Star Valley- Including the cities of Afton, Alpine, Star Valley Ranch, and Thayne 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Showers with a chance of thunderstorms. Near steady temperature in the mid 40s. North winds around 10 mph with gusts up to 25 mph. Chance of rain 80 percent. .TONIGHT...Partly cloudy in the evening, then clearing. Lows around 30. North winds around 10 mph with gusts up to 20 mph in the evening. .FRIDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 60s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. .SATURDAY...Mostly sunny. Highs around 70. West winds around 10 mph with gusts up to 20 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the upper 30s. .SUNDAY...Mostly sunny in the morning, then partly cloudy with a chance of rain showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 40 percent. .SUNDAY NIGHT...Partly cloudy. Lows around 40. .MEMORIAL DAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Highs around 80. .MONDAY NIGHT...Partly cloudy. Lows in the lower 40s. .TUESDAY...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 30 percent. .TUESDAY NIGHT...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the evening. Lows in the upper 30s. Chance of rain 30 percent. .WEDNESDAY...Partly cloudy in the morning, then mostly sunny with a chance of rain showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 30 percent. $$ WYZ025-212330- Upper Green River Basin Foothills- Including the city of Pinedale 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Showers with possible snow showers and thunderstorms likely. No snow accumulation. Near steady temperature in the lower 40s. Northwest winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 80 percent. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 20s. Northwest winds 10 to 15 mph with gusts up to 25 mph in the evening. .FRIDAY...Partly cloudy. Highs in the mid 50s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. .SATURDAY...Mostly sunny. Highs in the mid 60s. West winds 10 to 15 mph with gusts up to 30 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the mid 30s. .SUNDAY...Mostly sunny in the morning, then partly cloudy with a slight chance of rain showers and thunderstorms in the afternoon. Highs around 70. Chance of rain 20 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .MEMORIAL DAY...Mostly sunny. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .TUESDAY...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Breezy with highs around 70. Chance of rain 30 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of rain showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of rain showers after midnight. Lows in the mid 30s. Chance of rain 30 percent. .WEDNESDAY...Partly cloudy in the morning, then mostly sunny with a chance of rain showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 30 percent. $$ WYZ026-212330- Upper Green River Basin- Including the cities of La Barge, Big Piney, and Farson 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Showers with possible thunderstorms and snow showers. No snow accumulation. Breezy. Near steady temperature in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 80 percent. .TONIGHT...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the evening. Lows in the mid 20s. North winds 10 to 15 mph with gusts up to 30 mph in the evening. Chance of rain 30 percent. .FRIDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 50s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. West winds around 10 mph in the evening. .SATURDAY...Mostly sunny and breezy. Highs around 70. West winds around 10 mph, increasing to 15 to 20 mph with gusts up to 30 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the mid 30s. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Breezy with highs in the lower 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .MEMORIAL DAY...Mostly sunny. A slight chance of. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows around 40. .TUESDAY...Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Breezy with highs around 70. Chance of rain 20 percent. .TUESDAY NIGHT...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the evening. Lows in the mid 30s. Chance of rain 30 percent. .WEDNESDAY...Partly cloudy in the morning, then mostly sunny with a slight chance of rain showers and thunderstorms in the afternoon. Breezy with highs in the upper 60s. Chance of rain 20 percent. $$ WYZ010-212330- Northeast Johnson County- Including the city of Buffalo 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Rain showers with a slight chance of thunderstorms. Windy, cooler. Near steady temperature around 40. Northwest winds 25 to 30 mph with gusts up to 45 mph. Chance of rain 80 percent. .TONIGHT...Cloudy with rain showers likely in the evening, then partly cloudy with a chance of rain showers after midnight. Breezy with lows in the mid 30s. Northwest winds 20 to 25 mph with gusts up to 45 mph, diminishing to around 10 mph after midnight. Chance of rain 60 percent. .FRIDAY...Mostly sunny. Highs around 60. Northwest winds 10 to 15 mph with gusts up to 25 mph. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 30s. Northwest winds around 10 mph in the evening. .SATURDAY...Partly cloudy in the morning, then clearing. Highs around 70. .SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. .SUNDAY...Mostly sunny. Highs around 80. .SUNDAY NIGHT...Mostly clear. Lows around 50. .MEMORIAL DAY...Mostly sunny. Highs in the mid 80s. .MONDAY NIGHT...Mostly clear. Lows in the lower 50s. .TUESDAY...Partly cloudy. A slight chance of. Breezy with highs in the mid 80s. .TUESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Breezy with lows around 50. Chance of rain 40 percent. .WEDNESDAY...Partly cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Breezy with highs in the mid 70s. Chance of rain 40 percent. $$ WYZ011-212330- Southeast Johnson County- Including the city of Kaycee 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Rain showers with a slight chance of thunderstorms. Breezy, cooler. Near steady temperature in the upper 30s. North winds 15 to 25 mph with gusts up to 40 mph. Chance of rain 90 percent. .TONIGHT...Cloudy with rain showers likely with a slight chance of thunderstorms in the evening, then partly cloudy with a chance of rain showers after midnight. Breezy with lows in the lower 30s. North winds 15 to 20 mph with gusts up to 35 mph, becoming west around 10 mph after midnight. Chance of rain 60 percent. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 60s. Northwest winds around 10 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. Northwest winds around 10 mph in the evening. .SATURDAY...Mostly sunny. Highs in the lower 70s. Southwest winds around 10 mph, becoming northwest with gusts up to 20 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. .SUNDAY...Mostly sunny. Highs around 80. .SUNDAY NIGHT...Mostly clear. Lows around 50. .MEMORIAL DAY...Mostly sunny. Highs in the mid 80s. .MONDAY NIGHT...Mostly clear. Lows around 50. .TUESDAY...Partly cloudy. A slight chance of. Breezy with highs in the lower 80s. .TUESDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Breezy with lows around 50. Chance of rain 40 percent. .WEDNESDAY...Partly cloudy. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Breezy with highs in the lower 70s. Chance of rain 40 percent. $$ WYZ027-212330- South Lincoln County- Including the cities of Kemmerer and Cokeville 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Partly cloudy and breezy. Highs in the lower 50s. Northwest winds 20 to 25 mph. .TONIGHT...Mostly clear and breezy. Lows in the upper 20s. North winds 15 to 20 mph with gusts up to 30 mph in the evening. .FRIDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 60. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. West winds around 10 mph in the evening. .SATURDAY...Mostly sunny and breezy. Highs around 70. Southwest winds around 10 mph with gusts up to 20 mph, becoming west 15 to 20 mph with gusts up to 30 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the upper 30s. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. Breezy with highs in the lower 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. .MEMORIAL DAY...Mostly sunny. A slight chance of. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows around 40. .TUESDAY...Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Breezy with highs around 70. Chance of rain 20 percent. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 30s. .WEDNESDAY...Mostly sunny. A slight chance of rain showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 20 percent. $$ WYZ016-212330- Upper Wind River Basin- Including the city of Dubois 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Mostly cloudy with a chance of rain showers, snow showers with a slight chance of thunderstorms. Near steady temperature around 40. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 30 percent. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 20s. Northwest winds around 10 mph with gusts up to 20 mph in the evening. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 50s. West winds around 10 mph with gusts up to 20 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. West winds around 10 mph. .SATURDAY...Mostly sunny and breezy. Highs in the mid 60s. West winds 15 to 20 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear and breezy. Lows around 40. .SUNDAY...Partly cloudy. A chance of rain showers and thunderstorms in the afternoon. Breezy with highs around 70. Chance of rain 30 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .MEMORIAL DAY...Mostly sunny. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 30 percent. .MONDAY NIGHT...Mostly clear. Lows in the mid 40s. .TUESDAY...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Breezy with highs in the lower 70s. Chance of rain 30 percent. .TUESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the lower 40s. Chance of rain 40 percent. .WEDNESDAY...Partly cloudy with a slight chance of showers in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 30 percent. $$ WYZ001-212330- Yellowstone National Park- Including the cities of Lake, Mammoth, and Old Faithful 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Partly cloudy. Near steady temperature in the upper 30s. North winds around 10 mph with gusts up to 25 mph. .TONIGHT...Mostly clear. Lows in the lower 20s. North winds around 10 mph with gusts up to 25 mph in the evening. .FRIDAY...Partly cloudy. Highs around 50. West winds around 10 mph with gusts up to 20 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 20s. Southwest winds around 10 mph with gusts up to 20 mph in the evening. .SATURDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 50s. Southwest winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Highs in the lower 60s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 30s. .MEMORIAL DAY...Mostly sunny. A slight chance of. Highs in the mid 60s. .MONDAY NIGHT...Partly cloudy. Lows in the upper 30s. .TUESDAY...Mostly sunny in the morning, then partly cloudy with a chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 40 percent. .TUESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a chance of rain showers. Lows in the mid 30s. Chance of rain 40 percent. .WEDNESDAY...Partly cloudy. A slight chance of rain showers in the morning, then a chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of rain 40 percent. $$ WYZ029-212330- Flaming Gorge- 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Mostly cloudy with a chance of showers and thunderstorms. Breezy. Near steady temperature around 50. Northwest winds 20 to 25 mph with gusts up to 35 mph. Chance of rain 40 percent. .TONIGHT...Partly cloudy and breezy. Lows around 30. North winds 20 to 25 mph with gusts up to 35 mph, becoming east around 10 mph after midnight. .FRIDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 50s. Northwest winds around 10 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. South winds around 10 mph. .SATURDAY...Mostly sunny and breezy. Highs in the upper 60s. Southwest winds around 10 mph, becoming west 15 to 20 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. .SUNDAY...Mostly sunny in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 30 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows around 50. .TUESDAY...Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Breezy with highs around 70. Chance of rain 20 percent. .TUESDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Breezy with lows in the mid 40s. Chance of rain 20 percent. .WEDNESDAY...Partly cloudy in the morning, then clearing. A slight chance of. Breezy with highs in the upper 60s. $$ WYZ022-212330- Casper Mountain- 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Rain showers, snow showers with a chance of thunderstorms. Little or no snow accumulation. Highs in the upper 40s. Temperature falling into the mid 30s late. West winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 80 percent. .TONIGHT...Cloudy. Snow showers, rain showers with a slight chance of thunderstorms in the evening, then a chance of snow showers after midnight. Snow accumulation up to 3 inches. Lows in the upper 20s. Northwest winds 10 to 15 mph. Chance of precipitation 80 percent. .FRIDAY...Partly cloudy. Highs in the upper 40s. West winds 10 to 15 mph with gusts up to 25 mph. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 30s. Southwest winds around 10 mph with gusts up to 20 mph, becoming south after midnight. .SATURDAY...Mostly sunny. Highs around 60. Southwest winds 10 to 15 mph, becoming west in the afternoon. Gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear. Lows around 40. .SUNDAY...Mostly sunny and breezy. Highs in the upper 60s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny. Highs in the lower 70s. .MONDAY NIGHT...Partly cloudy. Lows in the upper 40s. .TUESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 40 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 40s. Chance of rain 30 percent. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 30 percent. $$ WYZ002-212330- Absaroka Mountains- 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Mostly cloudy with a chance of thunderstorms and snow showers. Near steady temperature in the mid 30s. Northeast winds 10 to 15 mph with gusts up to 35 mph. Chance of snow 30 percent. .TONIGHT...Partly cloudy in the evening, then clearing. Cold with lows 13 to 23. North winds 10 to 15 mph with gusts up to 30 mph, becoming northwest with gusts up to 20 mph after midnight. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 40s. West winds around 10 mph with gusts up to 20 mph. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 20s. West winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY...Mostly sunny and breezy. Highs in the lower 50s. West winds 15 to 20 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear and breezy. Lows in the mid 30s. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Breezy with highs in the upper 50s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .MEMORIAL DAY...Mostly sunny. A chance of rain showers and thunderstorms in the afternoon. Breezy with highs in the lower 60s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. .TUESDAY...Mostly sunny in the morning, then partly cloudy with a chance of rain showers and thunderstorms in the afternoon. Breezy with highs in the upper 50s. Chance of rain 40 percent. .TUESDAY NIGHT...Partly cloudy. Rain showers likely with a slight chance of thunderstorms in the evening, then a chance of rain and snow showers after midnight. Little or no snow accumulation. Lows in the upper 30s. Chance of precipitation 60 percent. .WEDNESDAY...Partly cloudy in the morning, then clearing. A chance of rain and snow showers. A chance of thunderstorms in the afternoon. Little or no snow accumulation. Highs in the mid 50s. Chance of precipitation 50 percent. $$ WYZ007-212330- Owl Creek and Bridger Mountains- 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Snow showers with possible rain showers and thunderstorms likely. Snow accumulation up to 1 inch. Windy. Near steady temperature in the mid 30s. North winds 20 to 30 mph with gusts up to 45 mph. Chance of precipitation 80 percent. .TONIGHT...Partly cloudy with a chance of rain and snow showers in the evening, then mostly clear after midnight. Breezy with lows in the upper 20s. Northwest winds 20 to 25 mph with gusts up to 35 mph, diminishing to around 10 mph after midnight. Chance of precipitation 30 percent. .FRIDAY...Mostly sunny. Highs in the mid 50s. Northwest winds around 10 mph, becoming northeast in the afternoon. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. Southeast winds around 10 mph, becoming southwest after midnight. .SATURDAY...Mostly sunny. Highs in the mid 60s. Southwest winds around 10 mph, becoming west in the afternoon. Gusts up to 25 mph. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Highs in the lower 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 50. .MEMORIAL DAY...Mostly sunny. A slight chance of. Highs in the mid 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. .TUESDAY...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Breezy with highs in the mid 70s. Chance of rain 30 percent. .TUESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Breezy with lows in the upper 40s. Chance of rain 40 percent. .WEDNESDAY...Partly cloudy in the morning, then clearing. A chance of showers. A slight chance of thunderstorms in the afternoon. Breezy with highs in the upper 60s. Chance of rain 30 percent. $$ WYZ008-212330- Bighorn Mountains West- 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Snow showers with possible rain showers and thunderstorms. Snow accumulation up to 2 inches. Near steady temperature in the lower 30s. North winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 80 percent. .TONIGHT...Mostly cloudy with snow showers likely in the evening, then partly cloudy after midnight. New snow accumulation up to 2 inches. Lows in the mid 20s. North winds 10 to 15 mph. Chance of snow 60 percent. .FRIDAY...Partly cloudy. Highs in the upper 40s. West winds around 10 mph with gusts up to 20 mph. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 30s. Southeast winds around 10 mph. .SATURDAY...Mostly sunny. Highs in the upper 50s. West winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 60s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 40s. .MEMORIAL DAY...Mostly sunny. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear and breezy. Lows around 50. .TUESDAY...Partly cloudy. A slight chance of rain showers and thunderstorms in the afternoon. Breezy with highs around 70. Chance of rain 20 percent. .TUESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a chance of rain showers. Breezy with lows in the mid 40s. Chance of rain 40 percent. .WEDNESDAY...Partly cloudy in the morning, then clearing. A chance of rain showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 40 percent. $$ WYZ009-212330- Bighorn Mountains Southeast- 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Snow showers, rain showers with a chance of thunderstorms. Snow may be heavy at times. Snow accumulation up to 2 inches. Near steady temperature in the lower 30s. North winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 80 percent. .TONIGHT...Cloudy with snow showers with rain showers likely in the evening, then partly cloudy after midnight. Storm total snow accumulation of 1 to 3 inches. Lows in the upper 20s. Northwest winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of precipitation 80 percent. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 30s. West winds around 10 mph with gusts up to 20 mph. .SATURDAY...Mostly sunny. A slight chance of. Highs in the upper 50s. West winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. .SUNDAY...Mostly sunny and breezy. Highs in the upper 60s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. .MEMORIAL DAY...Mostly sunny. A slight chance of. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear. Lows in the upper 40s. .TUESDAY...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Breezy with highs around 70. Chance of rain 30 percent. .TUESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a chance of rain showers. Breezy with lows in the mid 40s. Chance of rain 40 percent. .WEDNESDAY...Partly cloudy with a chance of rain showers in the morning, then mostly sunny with rain showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 60 percent. $$ WYZ012-212330- Teton and Gros Ventre Mountains- 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Mostly cloudy with snow showers likely, a chance of thunderstorms and rain showers. Snow accumulation up to 1 inch. Near steady temperature in the upper 30s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 60 percent. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 20s. North winds 10 to 15 mph with gusts up to 25 mph in the evening. .FRIDAY...Partly cloudy. Highs in the upper 40s. West winds around 10 mph with gusts up to 20 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. Southwest winds around 10 mph with gusts up to 20 mph, becoming southeast after midnight. .SATURDAY...Mostly sunny. Highs in the mid 50s. South winds 10 to 15 mph, becoming west in the afternoon. Gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear. Lows in the mid 30s. .SUNDAY...Partly cloudy. A chance of rain showers and thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 30 percent. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 30s. .MEMORIAL DAY...Mostly sunny in the morning, then partly cloudy with a chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .TUESDAY...Mostly sunny in the morning, then partly cloudy with a chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs around 60. Chance of rain 40 percent. .TUESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a chance of rain showers. Lows in the mid 30s. Chance of rain 40 percent. .WEDNESDAY...Partly cloudy with a slight chance of rain showers in the morning, then mostly sunny with a chance of rain showers and thunderstorms in the afternoon. Highs in the mid 50s. Chance of rain 40 percent. $$ WYZ014-212330- Wind River Mountains West- 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Snow showers with a chance of thunderstorms. Snow accumulation up to 1 inch. Near steady temperature in the lower 30s. North winds 10 to 15 mph with gusts up to 35 mph. Chance of snow 80 percent. .TONIGHT...Partly cloudy with a chance of snow showers with a slight chance of thunderstorms in the evening, then mostly clear after midnight. Cold with lows 13 to 23. North winds 10 to 15 mph with gusts up to 35 mph in the evening. Chance of snow 30 percent. .FRIDAY...Partly cloudy. Highs in the mid 40s. West winds around 10 mph with gusts up to 20 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. West winds around 10 mph with gusts up to 20 mph in the evening. .SATURDAY...Mostly sunny and breezy. Highs in the mid 50s. West winds 15 to 20 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear and breezy. Lows in the mid 30s. .SUNDAY...Partly cloudy. A chance of rain showers and thunderstorms in the afternoon. Breezy with highs in the upper 50s. Chance of rain 40 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .MEMORIAL DAY...Mostly sunny. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy. Lows in the upper 30s. .TUESDAY...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Breezy with highs in the upper 50s. Chance of rain 40 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of rain showers. A slight chance of thunderstorms in the evening, then a chance of snow showers after midnight. Lows in the mid 30s. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy in the morning, then mostly sunny with a chance of rain showers, thunderstorms and snow showers in the afternoon. Highs in the mid 50s. Chance of precipitation 30 percent. $$ WYZ015-212330- Wind River Mountains East- 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Snow showers with a slight chance of thunderstorms. Snow may be heavy at times. Storm total snow accumulation of 2 to 4 inches. Near steady temperature around 30. Northeast winds 10 to 15 mph with gusts up to 30 mph. Chance of snow 90 percent. .TONIGHT...Mostly cloudy with a chance of snow showers in the evening, then mostly clear after midnight. Cold with lows 11 to 23. North winds 10 to 15 mph with gusts up to 30 mph, becoming west after midnight. Chance of snow 30 percent. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 40s. West winds around 10 mph with gusts up to 20 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. West winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY...Mostly sunny and breezy. Highs in the lower 50s. West winds 15 to 20 mph with gusts up to 35 mph. .SATURDAY NIGHT...Mostly clear and breezy. Lows in the mid 30s. .SUNDAY...Partly cloudy. A chance of rain showers, thunderstorms and snow showers in the afternoon. Breezy with highs in the upper 50s. Chance of precipitation 30 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .MEMORIAL DAY...Mostly sunny. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy. Lows around 40. .TUESDAY...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Breezy with highs in the upper 50s. Chance of rain 30 percent. .TUESDAY NIGHT...Partly cloudy with a chance of rain showers. A slight chance of thunderstorms in the evening, then a chance of snow showers after midnight. Lows in the upper 30s. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy with a slight chance of rain and snow showers in the morning, then mostly sunny with a chance of rain showers, thunderstorms and snow showers in the afternoon. Highs in the mid 50s. Chance of precipitation 30 percent. $$ WYZ019-212330- Green Mountains and Rattlesnake Range- Including the city of Jeffrey City 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Rain showers, snow showers with a chance of thunderstorms. Snow accumulation up to 1 inch. Breezy. Near steady temperature in the upper 30s. North winds 15 to 20 mph with gusts up to 35 mph. Chance of precipitation 80 percent. .TONIGHT...Mostly cloudy with a chance of rain and snow showers in the evening, then partly cloudy after midnight. Breezy with lows in the mid 20s. North winds 15 to 20 mph with gusts up to 35 mph in the evening. Chance of precipitation 30 percent. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 50s. West winds around 10 mph with gusts up to 20 mph. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 30s. Southwest winds around 10 mph. .SATURDAY...Mostly sunny. Highs in the mid 60s. West winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear. Lows in the upper 30s. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. Breezy with highs in the lower 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .MEMORIAL DAY...Mostly sunny. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 40s. .TUESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Breezy with highs in the lower 70s. Chance of rain 30 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the lower 40s. Chance of rain 30 percent. .WEDNESDAY...Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 20 percent. $$ WYZ024-212330- Salt River and Wyoming Ranges- 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Snow showers, a chance of thunderstorms and rain showers. Snow accumulation up to 1 inch. Breezy with highs in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of precipitation 80 percent. .TONIGHT...Partly cloudy in the evening, then clearing. Breezy with lows in the mid 20s. North winds 15 to 20 mph with gusts up to 35 mph in the evening. .FRIDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 50s. South winds around 10 mph, becoming west with gusts up to 20 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. West winds around 10 mph with gusts up to 20 mph in the evening. .SATURDAY...Mostly sunny and breezy. Highs in the lower 60s. West winds 15 to 20 mph. Gusts up to 35 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the upper 30s. .SUNDAY...Mostly sunny in the morning, then partly cloudy with a chance of rain showers and thunderstorms in the afternoon. Breezy with highs in the mid 60s. Chance of rain 30 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .MEMORIAL DAY...Mostly sunny. A slight chance of. Highs in the upper 60s. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .TUESDAY...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Breezy with highs in the lower 60s. Chance of rain 30 percent. .TUESDAY NIGHT...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the evening. Lows in the upper 30s. Chance of rain 30 percent. .WEDNESDAY...Mostly sunny. A chance of rain showers and thunderstorms in the afternoon. Breezy with highs in the upper 50s. Chance of rain 30 percent. $$ WYZ030-212330- East Sweetwater County- Including the city of Wamsutter 417 PM MDT Thu May 21 2026 .THIS AFTERNOON...Mostly cloudy with rain showers likely, a chance of thunderstorms and snow showers. No snow accumulation. Breezy. Near steady temperature in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of precipitation 60 percent. .TONIGHT...Mostly cloudy with a chance of rain and snow showers in the evening, then partly cloudy after midnight. Breezy with lows in the mid 20s. North winds 15 to 20 mph with gusts up to 30 mph in the evening. Chance of precipitation 30 percent. .FRIDAY...Partly cloudy. Highs in the mid 50s. .FRIDAY NIGHT...Mostly cloudy in the evening, then clearing. Lows in the lower 30s. .SATURDAY...Mostly sunny. Highs in the mid 60s. Southwest winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows around 40. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .MEMORIAL DAY...Mostly sunny. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 40s. .TUESDAY...Partly cloudy. A slight chance of. Breezy with highs around 70. .TUESDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Breezy with lows in the lower 40s. Chance of rain 20 percent. .WEDNESDAY...Partly cloudy in the morning, then clearing. A slight chance of. Breezy with highs around 70. $$