NWS Key West

Click a location below for detailed forecast.

Last Map Update: Sat, Feb 7, 2026 at 11:54:36 am EST

Watches, Warnings & Advisories

National Weather Service National Weather Service

National Weather Service Tampa Bay Area, FL

National Weather Service Miami - South Florida

Zoom Out

Small Craft Advisory

Small Craft Exercise Caution

Island Chain

Marine Winds

Wave Heights

Small Craft Should Exercise Caution Until Winds Decrease in the Florida Straits and SE Gulf! NW winds of 15 to 20 knots will linger for a couple more hours this morning, then decrease to 10-15 knots throughout the day. Mariners can expect seas of 3-5 ft, occasionally to 6 feet.

TODAY...Mostly sunny. Highs in the upper 60s to near 70. Northwest winds near 10 mph.

Small Craft Should Exercise Caution Until Winds Decrease: SE Gulf and FL Straits! Today... N of islands: W-NW ~10 kts, incr to 10-15 kts. Hawk Channel: W-NW ~15 kts, decr to 10-15 kts. SE Gulf/FL Straits: NW 15-20 kts, decr to 10-15 kts. Seas. Bay/Gulfside: 2-3 ft. W of Marquesas, 3-4 ft, ocsnl 5 ft. Hawk Channel, 1-2 ft. W of Cosgrove 3-4 ft, ocsnl 5 ft. SE Gulf/FL Straits, 3-5 ft, ocsnl 6 ft. Bay/nearshore waters becoming a light to moderate chop. Visit weather.gov/key/marine for a more detailed marine forecast!

Small Craft Should Exercise Caution Until Winds Decrease: SE Gulf and FL Straits! Today... N of islands: W-NW ~10 kts, incr to 10-15 kts. Hawk Channel: W-NW ~15 kts, decr to 10-15 kts. SE Gulf/FL Straits: NW 15-20 kts, decr to 10-15 kts. Seas. Bay/Gulfside: 2-3 ft. W of Marquesas, 3-4 ft, ocsnl 5 ft. Hawk Channel, 1-2 ft. W of Cosgrove 3-4 ft, ocsnl 5 ft. SE Gulf/FL Straits, 3-5 ft, ocsnl 6 ft. Bay/nearshore waters becoming a light to moderate chop. Visit weather.gov/key/marine for a more detailed marine forecast!