


Zone Forecast Product
Issued by NWS Key West, FL
Issued by NWS Key West, FL
765 FPUS52 KKEY 181958 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 358 PM EDT Thu Sep 18 2025 FLZ076>078-191015- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 358 PM EDT Thu Sep 18 2025 .TONIGHT...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Northeast winds near 10 mph, decreasing to 5 to 10 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. North to northeast winds 5 to 10 mph. Chance of rain 40 percent. .FRIDAY NIGHT...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Northeast winds 5 to 10 mph. Chance of rain 40 percent. .SATURDAY...Mostly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. Northeast winds 5 to 10 mph. Chance of rain 40 percent. .SATURDAY NIGHT...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Northeast to east winds near 10 mph. Chance of rain 40 percent. .SUNDAY AND SUNDAY NIGHT...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. Lows near 80. Chance of rain 40 percent. .MONDAY THROUGH THURSDAY...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. Lows near 80. Chance of rain 30 percent. $$ BT/AP