


Zone Forecast Product
Issued by NWS Key West, FL
Issued by NWS Key West, FL
619 FPUS52 KKEY 040800 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 400 AM EDT Sat Oct 4 2025 FLZ076-042345- Monroe Upper Keys- Including the communities of Key Largo 400 AM EDT Sat Oct 4 2025 ...COASTAL FLOOD ADVISORY IN EFFECT... .TODAY...Showers likely with a slight chance of thunderstorms. Highs in the mid 80s. Northeast to east winds near 15 mph, decreasing to 10 to 15 mph. Chance of rain 60 percent. .TONIGHT...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Northeast to east winds 10 to 15 mph, becoming east to southeast 5 to 10 mph. Chance of rain 30 percent. .SUNDAY...Partly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the mid 80s. Southeast winds 5 to 10 mph. Chance of rain 40 percent. .SUNDAY NIGHT...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. East to southeast winds 5 to 10 mph. Chance of rain 40 percent. .MONDAY...Partly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the mid 80s. Northeast to east winds 5 to 10 mph, increasing to near 10 mph. Chance of rain 40 percent. .MONDAY NIGHT...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Chance of rain 40 percent. .TUESDAY...Partly sunny with a chance of showers and a slight chance of thunderstorms. Becoming breezy. Highs in the mid 80s. Chance of rain 50 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Breezy. Lows in the upper 70s. Chance of rain 40 percent. .WEDNESDAY...Partly sunny with a chance of showers and a slight chance of thunderstorms. Breezy. Highs in the mid 80s. Chance of rain 50 percent. .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Breezy. Lows in the upper 70s. Highs in the mid 80s. Chance of rain 40 percent. .THURSDAY AND THURSDAY NIGHT...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the mid 80s. Lows in the upper 70s. Chance of rain 40 percent. .FRIDAY...Partly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the mid 80s. Chance of rain 50 percent. $$ FLZ077-078-042345- Monroe Middle Keys-Monroe Lower Keys- Including the communities of Marathon and Key West 400 AM EDT Sat Oct 4 2025 .TODAY...Showers likely with a slight chance of thunderstorms. Highs in the upper 80s. Northeast to east winds 10 to 15 mph. Chance of rain 60 percent. .TONIGHT...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. East winds 10 to 15 mph, becoming east to southeast 5 to 10 mph. Chance of rain 40 percent. .SUNDAY...Partly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. Southeast winds near 5 mph. Chance of rain 30 percent. .SUNDAY NIGHT...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Lows near 80. East to southeast winds 5 to 10 mph. Chance of rain 30 percent. .MONDAY...Partly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. Northeast to east winds increasing to near 10 mph. Chance of rain 30 percent. .MONDAY NIGHT...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Chance of rain 30 percent. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Breezy at times. Highs in the upper 80s. Lows in the upper 70s. Chance of rain 40 percent. .THURSDAY THROUGH FRIDAY...Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. Lows in the upper 70s. Chance of rain 40 percent. $$