FPUS52 KKEY 112103 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 403 PM EST Wed Feb 11 2026 FLZ076>078-121230- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 403 PM EST Wed Feb 11 2026 .TONIGHT...Partly cloudy. Lows in the lower to mid 60s. East to southeast winds near 5 mph, becoming light and variable. .THURSDAY...Mostly sunny. Highs in the mid 70s. Light and variable winds. .THURSDAY NIGHT...Mostly clear. Lows in the lower to mid 60s. West to northwest winds near 5 mph, becoming north. .FRIDAY...Mostly sunny. Highs in the mid 70s. North to northeast winds near 5 mph, becoming light and variable. .FRIDAY NIGHT...Partly cloudy. Winds becoming northeast 5 to 10 mph. Lows in the mid 60s. .SATURDAY...Mostly sunny. Highs in the mid to upper 70s. .SATURDAY NIGHT...Partly cloudy. Becoming breezy. Lows in the upper 60s. .SUNDAY...Partly cloudy with a slight chance of showers. Breezy early. Highs in the upper 70s. Chance of rain 20 percent. .SUNDAY NIGHT AND WASHINGTONS BIRTHDAY...Partly cloudy with a chance of showers. Lows in the upper 60s. Highs in the upper 70s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy with a slight chance of showers. Lows in the mid 60s. Chance of rain 20 percent. .TUESDAY...Mostly sunny with a slight chance of showers. Highs in the upper 70s. Chance of rain 10 percent. .TUESDAY NIGHT...Partly cloudy with a slight chance of showers. Lows in the upper 60s. Chance of rain 10 percent. .WEDNESDAY...Mostly sunny. Highs in the mid 70s. $$