FPUS52 KKEY 051646 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 1246 PM EDT Tue May 5 2026 FLZ076>078-052030- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 1246 PM EDT Tue May 5 2026 .REST OF TODAY...Mostly sunny. Highs in the mid 80s. Light and variable. .TONIGHT...Partly cloudy. Lows in the upper 70s. Northwest winds near 5 mph, becoming southeast after midnight. .WEDNESDAY...Mostly sunny. Highs in the upper 80s. Southeast winds near 5 mph. .WEDNESDAY NIGHT...Mostly clear. Lows near 80. Southeast winds 5 to 10 mph. .THURSDAY...Mostly sunny. Highs in the upper 80s. Southeast winds 5 to 10 mph. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows near 80. Highs in the upper 80s. .FRIDAY NIGHT...Partly cloudy. Lows near 80. .SATURDAY...Partly sunny. Highs in the mid 80s. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly cloudy with a slight chance of showers. Lows near 80. Highs in the upper 80s. Chance of rain 10 percent. .MONDAY...Partly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 10 percent. $$