NWS Key West

Click a location below for detailed forecast.

Last Map Update: Thu, Mar 12, 2026 at 7:34:19 am EDT

Watches, Warnings & Advisories

National Weather Service National Weather Service

National Weather Service Tampa Bay Area, FL

National Weather Service Miami - South Florida

Zoom Out

Special Weather Statement

Wet pattern confidence increasing

Island Chain

Marine Winds

Wave Heights

Confidence has continued to increase overnight for wetter period to ensue across the Keys, especially over the weekend. An approaching frontal system will be the catalyst that will start to increase the moisture out ahead of it today. Slowly rising rain chances are expected through Friday night with the potential greater wet period occurring over the weekend into next week.

TODAY...Partly sunny with a slight chance of showers. Highs in the lower to mid 80s. Southeast to south winds 10 to 15 mph, becoming southwest 5 to 10 mph. Chance of rain 20 percent.

TODAY: Gentle to moderate SE to S breezes, becoming light to gentle SW breezes. Seas, Bay/Gulfside 1-2 ft,, subsiding to around 1 ft; West of the Marquesas Keys 2-3 ft, subsiding to 1-2 ft; Hawk Channel 2-3 ft, subsiding to 1-2 ft; Florida Straits 2-4 ft, occasionally to 5 ft;, subsiding to 1-2 ft; Southeast Gulf around 2 ft, subsiding to 1-2 ft. Bay/nearshore waters a light to moderate chop, becoming smooth to a light chop. Slight chance of showers.

TODAY: Gentle to moderate SE to S breezes, becoming light to gentle SW breezes. Seas, Bay/Gulfside 1-2 ft,, subsiding to around 1 ft; West of the Marquesas Keys 2-3 ft, subsiding to 1-2 ft; Hawk Channel 2-3 ft, subsiding to 1-2 ft; Florida Straits 2-4 ft, occasionally to 5 ft;, subsiding to 1-2 ft; Southeast Gulf around 2 ft, subsiding to 1-2 ft. Bay/nearshore waters a light to moderate chop, becoming smooth to a light chop. Slight chance of showers.

Text Product Selector

(Selected product opens in a new window)

Spring Weather Hazards Across the U.S. Thursday

NWS Key West