790 FPUS52 KKEY 220800 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 400 AM EDT Mon Sep 22 2025 FLZ076>078-222245- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 400 AM EDT Mon Sep 22 2025 .TODAY...Showers likely with a chance of thunderstorms. Highs in the upper 80s. East winds 5 to 10 mph, becoming east to southeast and increasing to near 10 mph. Chance of rain 60 percent. .TONIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 70s. East to southeast winds near 10 mph, becoming southeast and decreasing to 5 to 10 mph. Chance of rain 60 percent. .TUESDAY...Partly to mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 80s. East to southeast winds near 5 mph, becoming east. Chance of rain 50 percent. .TUESDAY NIGHT...Partly to mostly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the lower 80s. Northeast to east winds near 5 mph. Chance of rain 30 percent. .WEDNESDAY...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Highs near 90. Northeast to east winds near 5 mph. Chance of rain 30 percent. .WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the lower 80s. Chance of rain 30 percent. .THURSDAY THROUGH SUNDAY...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Highs near 90. Lows near 80. Chance of rain 30 percent. $$ MJV