FPUS52 KKEY 241958 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 358 PM EDT Sun May 24 2026 FLZ076>078-251000- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 358 PM EDT Sun May 24 2026 .TONIGHT...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Becoming breezy. Lows near 80. East to southeast winds near 15 mph, increasing to 15 to 20 mph. Chance of rain 30 percent. .MEMORIAL DAY...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Breezy. Highs in the upper 80s. East to southeast winds 15 to 20 mph. Chance of rain 20 percent. .MONDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Breezy. East to southeast winds 15 to 20 mph. Chance of rain 20 percent. .TUESDAY...Partly sunny with a slight chance of showers and thunderstorms. Breezy. Highs in the upper 80s. East to southeast winds 15 to 20 mph. Chance of rain 20 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Breezy. Lows near 80. East to southeast winds 15 to 20 mph. Chance of rain 50 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 40 percent. .THURSDAY...Mostly cloudy with a chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows near 80. Chance of rain 20 percent. .FRIDAY AND FRIDAY NIGHT...Mostly cloudy. A chance of showers and thunderstorms. Highs in the mid 80s. Lows near 80. Chance of rain 30 percent. .SATURDAY THROUGH SUNDAY...Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 80s. Lows near 80. Chance of rain 50 percent. $$ BT