FPUS52 KKEY 242056 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 356 PM EST Tue Feb 24 2026 FLZ076>078-251245- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 356 PM EST Tue Feb 24 2026 .TONIGHT...Partly cloudy. Lows in the mid 50s. Northeast to east winds 5 to 10 mph, decreasing to near 5 mph. .WEDNESDAY...Mostly sunny. Highs in the lower to mid 70s. East to southeast winds 5 to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Not as cool with lows in the mid to upper 60s. East winds 5 to 10 mph. .THURSDAY...Mostly sunny. Highs near 80. Southeast winds near 10 mph. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers. Lows in the lower 70s. East to southeast winds increasing to 10 to 15 mph. Chance of rain 20 percent. .FRIDAY...Partly cloudy with a slight chance of showers. Highs in the lower 80s. Chance of rain 10 percent. .FRIDAY NIGHT...Partly cloudy with a slight chance of showers. Lows in the lower 70s. Chance of rain 20 percent. .SATURDAY THROUGH SUNDAY NIGHT...Partly cloudy with a slight chance of showers. Highs in the lower 80s. Lows near 70. Chance of rain 20 percent. .SUNDAY...Partly sunny in the morning, then becoming sunny. A slight chance of showers. Highs near 80. Chance of rain 20 percent. .SUNDAY NIGHT...Partly cloudy with a slight chance of showers. Lows near 70. Chance of rain 10 percent. .MONDAY THROUGH TUESDAY...Partly cloudy with a slight chance of showers. Highs near 80. Lows near 70. Chance of rain 20 percent. $$