FPUS52 KKEY 030900 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 400 AM EST Tue Feb 3 2026 FLZ076-032345- Monroe Upper Keys- Including the communities of Key Largo 400 AM EST Tue Feb 3 2026 .TODAY...Mostly sunny. Highs in the mid 60s. Northeast winds near 10 mph. .TONIGHT...Mostly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph. .WEDNESDAY...Partly sunny. Highs in the upper 60s. Northeast winds 5 to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph, becoming northwest. .THURSDAY...Partly sunny with a slight chance of showers. Highs in the upper 60s. West winds 5 to 10 mph, increasing to near 15 mph. Chance of rain 10 percent. .THURSDAY NIGHT...Mostly clear and breezy, colder with lows in the upper 40s. .FRIDAY...Partly cloudy. Highs in the lower 60s. .FRIDAY NIGHT...Mostly clear. Cold with lows in the lower 50s. .SATURDAY...Mostly sunny. Highs in the upper 60s. .SATURDAY NIGHT THROUGH MONDAY...Mostly clear. Lows in the mid to upper 50s. Highs near 70. $$ FLZ077-078-032345- Monroe Middle Keys-Monroe Lower Keys- Including the communities of Marathon and Key West 400 AM EST Tue Feb 3 2026 .TODAY...Mostly sunny. Highs in the mid to upper 60s. Northeast winds 5 to 10 mph. .TONIGHT...Mostly cloudy. Lows around 60. Northeast winds 5 to 10 mph. .WEDNESDAY...Mostly sunny. Highs in the upper 60s. Northeast winds 5 to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s. Northeast winds 5 to 10 mph, becoming northwest. .THURSDAY...Partly sunny with a slight chance of showers. Becoming breezy. Highs in the upper 60s. Northwest winds near 10 mph, increasing to 15 to 20 mph. Chance of rain 10 percent. .THURSDAY NIGHT...Partly cloudy and breezy, cold with lows in the mid 50s. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 60s. Lows in the upper 50s. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows near 60. Highs near 70. $$