Zone Forecast Product
Issued by NWS Key West, FL
Issued by NWS Key West, FL
367 FPUS52 KKEY 230800 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 400 AM EDT Sun Aug 23 2026 FLZ076>078-232245- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 400 AM EDT Sun Aug 23 2026 .TODAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs near 90. Southeast to south winds near 5 mph. Chance of rain 20 percent. .TONIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower to mid 80s. East to southeast winds near 5 mph, increasing to 5 to 10 mph. Chance of rain 10 percent. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs near 90. East to southeast winds 5 to 10 mph, increasing to near 10 mph. Chance of rain 10 percent. .MONDAY NIGHT...Mostly clear with a slight chance of showers and thunderstorms. Lows in the lower to mid 80s. East to southeast winds 10 to 15 mph. Chance of rain 20 percent. .TUESDAY...Mostly sunny with a chance of showers and a slight chance of thunderstorms. Highs near 90. East to southeast winds 10 to 15 mph. Chance of rain 30 percent. .TUESDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms. Lows in the lower to mid 80s. Chance of rain 50 percent. .WEDNESDAY...Mostly cloudy with a chance of showers and thunderstorms. Highs near 90. Chance of rain 50 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of showers and thunderstorms. Lows in the lower 80s. Chance of rain 50 percent. .THURSDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs near 90. Chance of rain 20 percent. .THURSDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the lower 80s. Chance of rain 30 percent. .FRIDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 30 percent. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. A chance of showers and thunderstorms. Lows in the lower 80s. Highs in the lower 90s. Chance of rain 50 percent. $$ MJV