FPUS52 KKEY 030801 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 401 AM EDT Wed Jun 3 2026 FLZ076>078-040015- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 401 AM EDT Wed Jun 3 2026 .TODAY...Showers likely with a chance of thunderstorms. Highs in the upper 80s. Northeast winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. Chance of rain 60 percent. .TONIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 70s. Northeast winds 10 to 15 mph. Chance of rain 70 percent. .THURSDAY...Showers with a chance of thunderstorms. Highs in the mid 80s. East winds near 10 mph. Chance of rain 80 percent. .THURSDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 70s. East winds 10 to 15 mph. Chance of rain 70 percent. .FRIDAY...Showers likely with a chance of thunderstorms. Highs in the mid 80s. East winds 10 to 15 mph. Chance of rain 60 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 40 percent. .SATURDAY...Partly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. Chance of rain 50 percent. .SATURDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms. Lows near 80. Chance of rain 30 percent. .SUNDAY...Partly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 10 percent. .SUNDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 80s. Chance of rain 30 percent. .MONDAY...Partly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 80s. Highs in the upper 80s. Chance of rain 40 percent. $$