NWS Key West

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Last Map Update: Tue, Jan 27, 2026 at 11:50:23 am EST

Watches, Warnings & Advisories

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National Weather Service Tampa Bay Area, FL

National Weather Service Miami - South Florida

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Cold Weather Advisory

Small Craft Advisory

Rip Current Statement

Small Craft Advisory

Island Chain

Marine Winds

Wave Heights

SMALL CRAFT ADVISORY IN EFFECT FOR KEYS COASTAL WATERS! A Small Craft Advisory is in effect for all Florida Keys coastal waters. N to NE winds of 20 to 25 knots and elevated seas of 6 to 9 feet are resulting in hazardous marine conditions. Get the latest marine forecast at weather.gov/key/marine

TODAY...Becoming sunny. Windy early. Cooler with highs in the upper 60s. North winds 20 to 25 mph, or 17 to 22 knots, decreasing to 10 to 15 mph, or 9 to 13 knots.

SMALL CRAFT ADVISORY IN EFFECT FOR ALL KEYS COASTAL WATERS. THIS AFTERNOON...Fresh to strong north-northeasterly breezes, decreasing to fresh breezes. Seas generally 5 to 10 feet. Bay and Gulfside waters, 3 to 6 feet, occasionally to 8 feet. West of the Marquesas Keys, seas 6 to 8 feet, occasionally to 10 feet, subsiding to 6 to 7 feet, occasionally to 9 feet. Hawk Channel, seas 2 to 4 feet, occasionally to 5 feet. West of Cosgrove Shoal light, 6 to 8 feet, occasionally to 10 feet. Florida Straits, 6 to 9 feet, occasionally to 11 feet. Outer Gulf, 6 to 9 feet, occasionally to 11 feet, subsiding to 5 to 7 feet, occasionally to 9 feet. Bay and nearshore waters very rough, becoming choppy.

SMALL CRAFT ADVISORY IN EFFECT FOR ALL KEYS COASTAL WATERS. THIS AFTERNOON...Fresh to strong north-northeasterly breezes, decreasing to fresh breezes. Seas generally 5 to 10 feet. Bay and Gulfside waters, 3 to 6 feet, occasionally to 8 feet. West of the Marquesas Keys, seas 6 to 8 feet, occasionally to 10 feet, subsiding to 6 to 7 feet, occasionally to 9 feet. Hawk Channel, seas 2 to 4 feet, occasionally to 5 feet. West of Cosgrove Shoal light, 6 to 8 feet, occasionally to 10 feet. Florida Straits, 6 to 9 feet, occasionally to 11 feet. Outer Gulf, 6 to 9 feet, occasionally to 11 feet, subsiding to 5 to 7 feet, occasionally to 9 feet. Bay and nearshore waters very rough, becoming choppy.

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Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

NWS Key West