FPUS52 KKEY 120853 ZFPKEY Zone Forecasts for the Florida Keys National Weather Service Key West FL 353 AM EST Thu Feb 12 2026 FLZ076>078-130000- Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys- Including the communities of Key Largo, Marathon, and Key West 353 AM EST Thu Feb 12 2026 .TODAY...Mostly sunny. Highs in the mid to upper 70s. Light and variable winds. .TONIGHT...Mostly clear. Lows in the lower 60s. Variable winds near 5 mph, becoming northwest to north. .FRIDAY...Mostly sunny. Highs in the mid to upper 70s. Northwest to north winds near 5 mph, becoming variable. .FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. Variable winds near 5 mph, becoming northeast and increasing to 5 to 10 mph. .SATURDAY...Mostly sunny. Highs in the mid to upper 70s. Northeast to east winds 5 to 10 mph, becoming east and increasing to near 10 mph. .SATURDAY NIGHT...Partly cloudy with a slight chance of showers. Becoming breezy. Lows in the upper 60s. Chance of rain 10 percent. .SUNDAY...Partly cloudy with a slight chance of showers. Breezy early. Highs in the upper 70s. Chance of rain 20 percent. .SUNDAY NIGHT...Partly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 30 percent. .WASHINGTONS BIRTHDAY...Partly to mostly cloudy with a chance of showers. Highs in the mid to upper 70s. Chance of rain 40 percent. .MONDAY NIGHT...Partly cloudy with a slight chance of showers. Lows in the mid 60s. Chance of rain 10 percent. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs in the mid 70s. Lows in the mid 60s. $$ BT