FPUS52 KKEY 090900 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 400 AM EST Mon Dec 9 2024 FLZ076>078-092145- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 400 AM EST Mon Dec 9 2024 .TODAY...Mostly sunny. Highs in the upper 70s. East winds 10 to 15 mph. .TONIGHT...Partly cloudy. Lows in the lower 70s. East winds 10 to 15 mph. .TUESDAY...Partly sunny with a slight chance of showers. Highs near 80. East to southeast winds 10 to 15 mph. Chance of rain 10 percent. .TUESDAY NIGHT...Partly cloudy with a slight chance of showers. Lows in the mid 70s. Southeast winds 10 to 15 mph. Chance of rain 20 percent. .WEDNESDAY...Partly sunny with a chance of showers and a slight chance of thunderstorms. Highs near 80. Southeast to south winds near 10 mph, becoming southwest to west in the afternoon. Chance of rain 30 percent. .WEDNESDAY NIGHT...Mostly cloudy with a slight chance of showers. Becoming windy. Cooler with lows near 60. Chance of rain 10 percent. .THURSDAY AND THURSDAY NIGHT...Partly cloudy, windy and cool. Highs in the upper 60s. Lows in the mid 60s. .FRIDAY...Mostly sunny and windy. Highs in the mid 70s. .FRIDAY NIGHT...Partly cloudy with a slight chance of showers. Breezy. Lows near 70. Chance of rain 10 percent. .SATURDAY THROUGH SUNDAY...Partly cloudy with a slight chance of showers. Highs in the upper 70s. Lows near 70. Chance of rain 10 percent. $$