


Zone Forecast Product
Issued by NWS Key West, FL
Issued by NWS Key West, FL
839 FPUS52 KKEY 212102 CCA ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 359 PM EDT Thu Aug 21 2025 FLZ076>078-221145- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 359 PM EDT Thu Aug 21 2025 .TONIGHT...Mostly clear with a slight chance of showers and thunderstorms. Lows in the lower 80s. Southwest to west winds 5 to 10 mph. Chance of rain 20 percent. .FRIDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Southwest winds near 5 mph. Chance of rain 20 percent. .FRIDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 80s. West winds near 5 mph. Chance of rain 20 percent. .SATURDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Southwest winds near 5 mph. Chance of rain 20 percent. .SATURDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 80s. Northwest winds near 5 mph. Chance of rain 20 percent. .SUNDAY AND SUNDAY NIGHT...Mostly clear with a slight chance of showers and thunderstorms. Highs in the lower 90s. Lows in the lower 80s. Chance of rain 20 percent. .MONDAY THROUGH WEDNESDAY...Mostly clear with a slight chance of showers and thunderstorms. Highs in the lower 90s. Lows in the lower 80s. Chance of rain 20 percent. .WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the lower 80s. Chance of rain 20 percent. .THURSDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20 percent. $$