FPUS55 KPIH 181607 ZFPPIH Zone Forecast Product FOR Idaho National Weather Service Pocatello ID 1007 AM MDT Sat Apr 18 2026 This forecast may not be representative of the exact location you are interested in. For a site-specific forecast, please visit weather.gov/Pocatello and click the map on the main page. IDZ072-182200- Sawtooth/Stanley Basin- Including Stanley 1007 AM MDT Sat Apr 18 2026 .TODAY...Partly sunny. Not as cool. Highs 41 to 51. .TONIGHT...Mostly clear. Lows 18 to 28. .SUNDAY...Mostly sunny. Not as cool. Highs 53 to 63. .SUNDAY NIGHT...Mostly cloudy. Lows 26 to 36. .MONDAY...Mostly sunny. Highs 57 to 67. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows 30 to 40. Highs 58 to 68. .TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow. Lows 29 to 39. .WEDNESDAY...Snow with rain likely. Highs 41 to 51. .WEDNESDAY NIGHT AND THURSDAY...Snow likely. Lows 25 to 35. Highs 38 to 48. .THURSDAY NIGHT...Mostly cloudy with a chance of snow. Lows 21 to 31. .FRIDAY...Partly sunny with a chance of snow. Highs 40 to 50. $$ IDZ073-182200- Sun Valley Region- Including Ketchum, Sun Valley, and Galena 1007 AM MDT Sat Apr 18 2026 .TODAY...Partly sunny. Not as cold. Highs 41 to 51. .TONIGHT...Mostly clear. Lows 22 to 32. .SUNDAY...Sunny. Not as cool. Highs 54 to 64. .SUNDAY NIGHT...Partly cloudy. Lows 32 to 40. .MONDAY...Mostly sunny. Highs 59 to 69. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows 36 to 45. Highs 61 to 71. .TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow. Lows 31 to 38. .WEDNESDAY...Snow showers with possible rain and thunderstorms likely. Highs 43 to 53. .WEDNESDAY NIGHT...Mostly cloudy with a chance of snow. Lows 26 to 33. .THURSDAY...Snow likely. Highs 43 to 53. .THURSDAY NIGHT...Mostly cloudy with a slight chance of snow. Lows 24 to 31. .FRIDAY...Partly sunny with a chance of snow. Highs 43 to 53. $$ IDZ052-053-182200- Arco/Mud Lake Desert-Upper Snake River Plain- Including Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, and St. Anthony 1007 AM MDT Sat Apr 18 2026 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM MDT SUNDAY... .TODAY...Mostly sunny. Highs 47 to 54. Southeast winds up to 10 mph...shifting to southwest in the afternoon. .TONIGHT...Mostly cloudy in the evening then clearing. Lows 23 to 32. South winds around 10 mph...shifting to northeast after midnight. .SUNDAY...Sunny, warmer. Highs 61 to 68. Northeast winds up to 10 mph...shifting to southeast around 10 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 33 to 40. East winds around 10 mph. .MONDAY...Mostly sunny. Warmer. Highs 68 to 76. East winds around 10 mph. .MONDAY NIGHT...Partly cloudy. Lows 38 to 47. .TUESDAY...Sunny. Highs 70 to 78. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 38 to 45. .WEDNESDAY...Rain showers likely and a slight chance of thunderstorms. Breezy. Highs 53 to 60. .WEDNESDAY NIGHT...Rain likely. Breezy. Lows 31 to 38. .THURSDAY...Rain and snow likely. Highs 46 to 54. .THURSDAY NIGHT...Mostly cloudy with a chance of rain and a slight chance of snow. Lows 26 to 33. .FRIDAY...Mostly sunny with a slight chance of rain and snow. Highs 48 to 55. $$ IDZ051-182200- Shoshone/Lava Beds- Including Shoshone, Richfield, and Carey 1007 AM MDT Sat Apr 18 2026 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM MDT SUNDAY... .TODAY...Partly sunny. Not as cool. Highs 52 to 60. East winds up to 10 mph...shifting to southeast in the afternoon. .TONIGHT...Mostly clear. Lows 27 to 36. East winds 10 to 15 mph. .SUNDAY...Sunny, warmer. Highs 65 to 73. East winds 10 to 15 mph. .SUNDAY NIGHT...Partly cloudy. Lows 36 to 44. East winds 10 to 15 mph. .MONDAY...Sunny. Highs 73 to 80. East winds 10 to 15 mph. .MONDAY NIGHT...Partly cloudy. Lows 42 to 49. .TUESDAY...Sunny. Highs 74 to 81. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 37 to 44. .WEDNESDAY...Rain showers likely and a slight chance of thunderstorms. Breezy. Highs around 55. .WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy. A chance of rain. Breezy. Lows 31 to 38. Highs 49 to 56. .THURSDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 28 to 35. .FRIDAY...Mostly sunny with a slight chance of rain and snow. Highs 51 to 58. $$ IDZ056-057-182200- Southern Hills/Albion Mountains-Raft River Region- Including Albion, Almo, Malta, Rockland, and Holbrook 1007 AM MDT Sat Apr 18 2026 .TODAY...Partly sunny. Not as cool. Highs 51 to 58. South winds 10 to 15 mph. .TONIGHT...Partly cloudy. Lows 28 to 38. South winds 10 to 15 mph. .SUNDAY...Sunny, warmer. Highs 65 to 72. South winds 10 to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 37 to 47. South winds 10 to 15 mph. .MONDAY...Sunny, warmer. Highs 71 to 78. South winds 10 to 15 mph. .MONDAY NIGHT AND TUESDAY...Mostly clear. Breezy. Lows 44 to 53. Highs 72 to 79. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Breezy. Lows 38 to 45. .WEDNESDAY...Rain showers likely with pockets of snow showers and thunderstorms. Breezy. Highs 51 to 59. .WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow. Lows 31 to 38. .THURSDAY...Snow likely and a chance of rain. Highs 48 to 55. .THURSDAY NIGHT...Partly cloudy with a chance of rain and a slight chance of snow. Lows 29 to 36. .FRIDAY...Mostly sunny with a slight chance of rain and snow. Highs 51 to 58. $$ IDZ058-059-182200- Marsh and Arbon Highlands-Franklin/Eastern Oneida Region- Including Inkom, McCammon, Downey, Lava Hot Springs, Malad, Preston, and Thatcher 1007 AM MDT Sat Apr 18 2026 .TODAY...Mostly sunny. Not as cool. Highs 47 to 56. .TONIGHT...Partly cloudy. Lows 26 to 36. .SUNDAY...Sunny, warmer. Highs 61 to 70. .SUNDAY NIGHT...Partly cloudy. Lows 35 to 45. .MONDAY...Sunny, warmer. Highs 67 to 76. .MONDAY NIGHT...Mostly clear. Lows 43 to 50. .TUESDAY...Mostly sunny. Highs 67 to 77. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 39 to 46. .WEDNESDAY...Rain showers, snow showers likely and a slight chance of thunderstorms. Highs 49 to 58. .WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow. Lows 31 to 38. .THURSDAY...Rain and snow likely. Highs 43 to 53. .THURSDAY NIGHT...Mostly cloudy with a chance of rain and a slight chance of snow. Lows 27 to 34. .FRIDAY...Partly sunny with a chance of rain showers, a slight chance of thunderstorms and snow. Highs 48 to 58. $$ IDZ054-182200- Lower Snake River Plain- Including Pocatello, Blackfoot, American Falls, Shelley, and Fort Hall 1007 AM MDT Sat Apr 18 2026 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM MDT SUNDAY... .TODAY...Mostly sunny. Not as cool. Highs 51 to 58. South winds up to 10 mph. .TONIGHT...Partly cloudy. Lows 24 to 33. Southeast winds around 10 mph...shifting to northeast after midnight. .SUNDAY...Sunny, warmer. Highs 65 to 72. Northeast winds up to 10 mph...shifting to southeast around 10 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 33 to 41. Southeast winds around 10 mph. .MONDAY...Sunny, warmer. Highs 72 to 79. East winds up to 10 mph. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows 41 to 49. Highs 72 to 79. .TUESDAY NIGHT...Partly cloudy. Lows 39 to 46. .WEDNESDAY...Rain showers likely and a slight chance of thunderstorms. Breezy. Highs 53 to 60. .WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy with a chance of rain. Breezy. Lows 32 to 39. Highs 48 to 55. .THURSDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 28 to 35. .FRIDAY...Mostly sunny with a slight chance of rain and snow. Highs 51 to 58. $$ IDZ075-182200- Wood River Foothills- Including Hailey, Bellevue, and Picabo 1007 AM MDT Sat Apr 18 2026 .TODAY...Partly sunny. Not as cool. Highs 44 to 54. Northeast winds up to 10 mph...shifting to southeast in the afternoon. .TONIGHT...Mostly clear. Lows 28 to 35. Northeast winds around 10 mph. .SUNDAY...Sunny, warmer. Highs 58 to 68. Northeast winds around 10 mph...shifting to southeast in the afternoon. .SUNDAY NIGHT...Mostly cloudy. Lows 37 to 44. Northeast winds around 10 mph. .MONDAY...Sunny, warmer. Highs 64 to 74. Southeast winds 10 to 15 mph. .MONDAY NIGHT...Partly cloudy. Lows 42 to 49. .TUESDAY...Sunny. Highs 65 to 75. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 35 to 42. .WEDNESDAY...Rain showers, snow showers likely and a slight chance of thunderstorms. Highs 45 to 55. .WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy. A chance of rain and snow. Lows 29 to 36. Highs 44 to 54. .THURSDAY NIGHT...Mostly cloudy with a chance of rain and snow. Lows 27 to 34. .FRIDAY...Partly sunny with a slight chance of rain and snow. Highs 44 to 54. $$ IDZ069-182200- Lost River Range- Including Borah Peak 1007 AM MDT Sat Apr 18 2026 .TODAY...Partly sunny. Not as cold. Highs 42 to 52. .TONIGHT...Mostly clear. Lows 27 to 34. .SUNDAY...Sunny. Not as cool. Highs 54 to 64. .SUNDAY NIGHT...Mostly cloudy. Lows 36 to 43. .MONDAY...Mostly sunny. Not as cool. Highs 62 to 72. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows 40 to 47. Highs 63 to 73. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain and snow. Lows 37 to 44. .WEDNESDAY...Snow showers with possible showers and thunderstorms likely. Breezy. Highs 46 to 56. .WEDNESDAY NIGHT...Snow likely and a chance of rain. Lows 31 to 38. .THURSDAY...Snow likely. Highs 41 to 51. .THURSDAY NIGHT...Mostly cloudy with a slight chance of snow. Lows 26 to 33. .FRIDAY...Partly sunny with a chance of snow. Highs 41 to 51. $$ IDZ063-064-182200- Caribou Range-Big Hole Mountains- Including Wayan, Swan Valley, and Victor 1007 AM MDT Sat Apr 18 2026 .TODAY...Sunny. Not as cool. Highs 46 to 53. .TONIGHT...Mostly cloudy in the evening then clearing. Lows 23 to 32. .SUNDAY...Sunny. Not as cool. Highs 59 to 66. .SUNDAY NIGHT...Partly cloudy. Lows 31 to 40. .MONDAY...Sunny, warmer. Highs 65 to 72. .MONDAY NIGHT...Mostly clear. Lows 37 to 46. .TUESDAY...Mostly sunny. Highs 67 to 74. .TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 38 to 45. .WEDNESDAY...Rain showers, snow showers likely and a slight chance of thunderstorms. Highs 49 to 56. .WEDNESDAY NIGHT...Snow and rain likely. Lows 31 to 38. .THURSDAY...Snow and rain. Highs 41 to 48. .THURSDAY NIGHT...Mostly cloudy with a chance of snow and rain. Lows 26 to 33. .FRIDAY...Partly sunny with a chance of snow. Highs 45 to 52. $$ IDZ068-070-182200- Lost River Valley-Challis/Pahsimeroi Valleys- Including Howe, Arco, Mackay, Chilly, and Challis 1007 AM MDT Sat Apr 18 2026 .TODAY...Partly sunny. Not as cool. Highs 45 to 55. Light and variable winds...becoming south 10 to 15 mph in the afternoon. .TONIGHT...Mostly clear. Lows 25 to 32. South winds up to 10 mph. .SUNDAY...Sunny, warmer. Highs 57 to 67. Light and variable winds...becoming southeast around 10 mph in the afternoon. .SUNDAY NIGHT...Mostly cloudy. Lows 35 to 42. Southwest winds up to 10 mph. .MONDAY...Mostly sunny. Warmer. Highs 63 to 73. South winds up to 10 mph. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows 39 to 46. Highs 65 to 75. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 37 to 44. .WEDNESDAY...Rain showers, snow showers likely and a slight chance of thunderstorms. Highs 48 to 58. .WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy with a chance of rain and snow. Lows 31 to 38. Highs 44 to 54. .THURSDAY NIGHT...Mostly cloudy with a chance of rain and a slight chance of snow. Lows 26 to 33. .FRIDAY...Partly sunny with a slight chance of snow. Highs 44 to 54. $$ IDZ066-067-182200- Centennial Mountains - Island Park-Beaverhead - Lemhi Highlands- Including Island Park, Kilgore, Dubois, Spencer, Edie School, and Small 1007 AM MDT Sat Apr 18 2026 .TODAY...Mostly sunny. Not as cool. Highs 42 to 49. .TONIGHT...Partly cloudy. Lows 21 to 31. .SUNDAY...Sunny. Not as cool. Highs 55 to 63. .SUNDAY NIGHT...Partly cloudy. Lows 30 to 40. .MONDAY...Sunny, warmer. Highs 61 to 70. .MONDAY NIGHT...Partly cloudy. Lows 34 to 44. .TUESDAY...Sunny. Highs 64 to 72. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 35 to 42. .WEDNESDAY...Rain showers, snow showers likely and a slight chance of thunderstorms. Highs 49 to 56. .WEDNESDAY NIGHT...Rain and snow likely. Accumulations possible. Lows 28 to 37. .THURSDAY...Snow with rain likely. Highs 41 to 49. .THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of snow. Lows 22 to 32. Highs 43 to 51. $$ IDZ065-182200- Teton Valley- Including Ashton, Tetonia, and Driggs 1007 AM MDT Sat Apr 18 2026 .TODAY...Sunny. Highs around 49. .TONIGHT...Mostly cloudy in the evening then clearing. Lows 23 to 30. .SUNDAY...Sunny, warmer. Highs around 63. .SUNDAY NIGHT...Partly cloudy. Lows 31 to 38. .MONDAY...Sunny. Highs 66 to 73. .MONDAY NIGHT...Partly cloudy. Lows 39 to 46. .TUESDAY...Sunny. Highs 68 to 75. .TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows around 41. .WEDNESDAY...Rain showers likely and a slight chance of thunderstorms. Highs 51 to 58. .WEDNESDAY NIGHT AND THURSDAY...Rain and snow likely. Lows 30 to 37. Highs 43 to 50. .THURSDAY NIGHT...Mostly cloudy with a chance of snow and rain. Lows 23 to 30. .FRIDAY...Partly sunny with a chance of snow. Highs 47 to 54. $$ IDZ062-182200- Blackfoot Mountains- Including Grace, Soda Springs, Henry, and Bone 1007 AM MDT Sat Apr 18 2026 .TODAY...Mostly sunny. Not as cool. Highs 46 to 53. .TONIGHT...Mostly cloudy in the evening then clearing. Lows 24 to 34. .SUNDAY...Sunny, warmer. Highs 59 to 67. .SUNDAY NIGHT...Partly cloudy. Lows 32 to 42. .MONDAY...Sunny. Highs 66 to 73. .MONDAY NIGHT...Mostly clear. Lows 39 to 49. .TUESDAY...Mostly sunny. Highs 67 to 74. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 37 to 45. .WEDNESDAY...Rain showers, snow showers likely and a slight chance of thunderstorms. Breezy. Highs 49 to 56. .WEDNESDAY NIGHT AND THURSDAY...Rain and snow likely. Lows 29 to 37. Highs 42 to 49. .THURSDAY NIGHT...Mostly cloudy with a chance of snow and rain. Lows 25 to 34. .FRIDAY...Partly sunny with a slight chance of snow. Highs 47 to 54. $$ IDZ060-182200- Bear River Range- Including Emigration Summit 1007 AM MDT Sat Apr 18 2026 .TODAY...Increasing clouds. Not as cool. Highs 44 to 51. .TONIGHT...Partly cloudy. Lows 33 to 40. .SUNDAY...Sunny. Not as cool. Highs 58 to 65. .SUNDAY NIGHT...Partly cloudy. Lows 42 to 49. .MONDAY...Sunny. Highs 64 to 71. .MONDAY NIGHT...Mostly clear. Lows 47 to 54. .TUESDAY...Mostly sunny. Highs 66 to 73. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 42 to 49. .WEDNESDAY...Rain showers, snow showers likely and a slight chance of thunderstorms. Breezy. Highs 48 to 55. .WEDNESDAY NIGHT...Snow and rain likely. Lows 34 to 41. .THURSDAY...Snow and rain likely. Highs 41 to 48. .THURSDAY NIGHT...Mostly cloudy with a chance of snow and rain. Lows 30 to 37. .FRIDAY...Partly sunny with a chance of snow showers and a slight chance of thunderstorms. Highs 46 to 53. $$ IDZ061-182200- Bear Lake Valley- Including St. Charles, Montpelier, and Georgetown 1007 AM MDT Sat Apr 18 2026 .TODAY...Increasing clouds. Not as cool. Highs 48 to 55. .TONIGHT...Mostly cloudy in the evening then clearing. Lows 25 to 35. .SUNDAY...Sunny, warmer. Highs 60 to 67. .SUNDAY NIGHT...Partly cloudy. Lows 32 to 41. .MONDAY...Sunny, warmer. Highs 66 to 73. .MONDAY NIGHT...Mostly clear. Lows 37 to 46. .TUESDAY...Mostly sunny. Highs 68 to 75. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows 38 to 45. .WEDNESDAY...Rain showers, snow showers likely and a slight chance of thunderstorms. Highs 52 to 59. .WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow. Lows 30 to 37. .THURSDAY...Snow and rain likely. Highs 44 to 51. .THURSDAY NIGHT...Mostly cloudy with a slight chance of rain and snow. Lows 26 to 33. .FRIDAY...Mostly sunny with a slight chance of thunderstorms and snow. Highs 48 to 55. $$ IDZ071-074-182200- Frank Church Wilderness-Big Lost Highlands/Copper Basin- Including Clayton and Copper Basin 1007 AM MDT Sat Apr 18 2026 .TODAY...Partly sunny. Not as cool. Highs 43 to 53. .TONIGHT...Mostly clear. Lows 21 to 31. .SUNDAY...Sunny. Not as cool. Highs 55 to 65. .SUNDAY NIGHT...Mostly cloudy. Lows 30 to 40. .MONDAY...Mostly sunny. Highs 58 to 68. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows 34 to 44. Highs 60 to 70. .TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow. Lows 31 to 40. .WEDNESDAY...Snow showers with possible rain and thunderstorms likely. Highs 44 to 54. .WEDNESDAY NIGHT AND THURSDAY...Snow likely. Lows 27 to 35. Highs 41 to 51. .THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of snow. Lows 23 to 30. Highs 41 to 51. $$ IDZ055-182200- Eastern Magic Valley- Including Burley, Rupert, Heyburn, and Oakley 1007 AM MDT Sat Apr 18 2026 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM MDT SUNDAY... .TODAY...Partly sunny. Not as cool. Highs 53 to 60. Southeast winds 10 to 15 mph. .TONIGHT...Mostly clear. Lows 27 to 37. Southeast winds around 10 mph. .SUNDAY...Sunny, warmer. Highs 67 to 74. East winds 10 to 15 mph. .SUNDAY NIGHT...Partly cloudy. Lows 36 to 46. Southeast winds 10 to 15 mph. .MONDAY...Sunny. Highs 73 to 80. Southeast winds 10 to 15 mph. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows 43 to 52. Highs 73 to 80. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Breezy. Lows 38 to 45. .WEDNESDAY...Rain showers likely and a slight chance of thunderstorms. Breezy. Highs 52 to 59. .WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy. A chance of rain. Breezy. Lows 32 to 39. Highs 49 to 56. .THURSDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows 29 to 36. .FRIDAY...Mostly sunny with a slight chance of rain and snow. Highs 51 to 58. $$ weather information on-line 24-hours a day www.weather.gov/pocatello