FPUS52 KKEY 072113 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 413 PM EST Sat Mar 7 2026 FLZ076>078-081230- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 413 PM EST Sat Mar 7 2026 .TONIGHT...Partly cloudy with a slight chance of showers. Breezy. Lows in the lower to mid 70s. East winds 15 to 20 mph. Chance of rain 20 percent. .SUNDAY...Partly cloudy in the morning, then becoming mostly sunny. A slight chance of showers. Breezy early. Highs in the lower 80s. East winds 15 to 20 mph early, decreasing to 10 to 15 mph. Chance of rain 20 percent. .SUNDAY NIGHT AND MONDAY...Mostly clear with a slight chance of showers. Lows in the lower to mid 70s. Highs in the lower 80s. East winds 10 to 15 mph. Chance of rain 20 percent. .MONDAY NIGHT...Mostly clear with a slight chance of showers. Lows in the mid 70s. East winds 10 to 15 mph. Chance of rain 20 percent. .TUESDAY...Mostly clear with a slight chance of showers. Highs in the lower 80s. Chance of rain 20 percent. .TUESDAY NIGHT...Mostly clear with a slight chance of showers. Breezy. Lows in the lower to mid 70s. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny with a slight chance of showers. Breezy early. Highs in the lower 80s. Chance of rain 20 percent. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of showers. Lows in the mid 70s. Chance of rain 20 percent. .THURSDAY AND THURSDAY NIGHT...Partly cloudy with a slight chance of showers. Highs in the mid 80s. Lows in the lower 70s. Chance of rain 20 percent. .FRIDAY...Partly sunny with a chance of showers. Highs in the lower 80s. Chance of rain 30 percent. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. A chance of showers. Lows in the lower 70s. Highs in the lower 80s. Chance of rain 30 percent. $$