FPUS52 KKEY 160803 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 403 AM EDT Thu Apr 16 2026 FLZ076>078-162130- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 403 AM EDT Thu Apr 16 2026 .TODAY...Partly sunny, becoming mostly sunny. Highs in the lower 80s. East winds near 10 mph. .TONIGHT...Partly cloudy. Lows in the lower to mid 70s. Northeast winds 10 to 15 mph. .FRIDAY...Mostly sunny. Highs in the lower 80s. Northeast winds near 10 mph. .FRIDAY NIGHT...Partly cloudy with a slight chance of showers. Lows in the mid 70s. East winds near 10 mph. Chance of rain 10 percent. .SATURDAY...Mostly sunny. Highs in the lower 80s. East winds near 10 mph. .SATURDAY NIGHT...Partly cloudy with a slight chance of showers. Lows in the mid 70s. Chance of rain 10 percent. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. Highs in the lower 80s. Lows in the mid 70s. .MONDAY...Partly sunny with a slight chance of showers. Highs in the lower 80s. Chance of rain 10 percent. .MONDAY NIGHT...Partly cloudy, becoming mostly cloudy. A slight chance of showers. Becoming windy. Lows in the lower 70s. Chance of rain 10 percent. .TUESDAY THROUGH WEDNESDAY...Mostly cloudy with a slight chance of showers. Windy. Highs near 80. Lows in the lower 70s. Chance of rain 20 percent. $$ LIW