FPUS52 KKEY 241551 CCA ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 1050 AM EST Tue Feb 24 2026 FLZ076>078-242115- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 1050 AM EST Tue Feb 24 2026 .REST OF TODAY...Sunny. Smoke at times, especially in the Lower Keys. Highs in the lower to mid 60s. North to northeast winds 10 to 15 mph, decreasing to 5 to 10 mph. .TONIGHT...Mostly clear. Lows in the lower to mid 50s. Northeast winds near 5 mph. .WEDNESDAY...Mostly sunny. Not as cool with 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. Southeast winds 10 to 15 mph. .THURSDAY...Mostly sunny. Highs in the upper 70s. Southeast winds near 10 mph. .THURSDAY NIGHT AND FRIDAY...Mostly clear with a slight chance of showers. Lows in the lower 70s. Highs near 80. Chance of rain 20 percent. .FRIDAY NIGHT...Partly cloudy with a slight chance of showers. Lows in the lower 70s. Chance of rain 20 percent. .SATURDAY THROUGH MONDAY...Partly cloudy with a slight chance of showers. Highs near 80. Lows near 70. Chance of rain 20 percent. $$