Coastal Waters Forecast for Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM (GMZ055) (Text-Only)
NWS Forecast for: Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM (GMZ055)
Issued by: National Weather Service Key West, FL
Last Update: 1025 AM EDT Sun Aug 31 2025


This Afternoon: Southwest to west winds near 10 knots, becoming west to northwest late. Seas 1 to 2 feet. Wave detail: west 1 foot at 2 seconds. Winds and seas higher in and around scattered showers and thunderstorms.

Tonight: West to northwest winds near 10 knots, decreasing to 5 to 10 knots. Seas 1 to 2 feet. Wave detail: northwest 1 foot at 3 seconds. Scattered showers and thunderstorms.

Monday: West winds 5 to 10 knots, increasing to near 10 knots. seas 1 to 2 feet. Wave detail: northwest 1 foot at 3 seconds. scattered showers and thunderstorms.

Monday Night: West to northwest winds near 10 knots, decreasing to 5 to 10 knots. Seas 1 to 2 feet. Scattered showers and thunderstorms.

Tuesday: West winds 5 to 10 knots. Seas around 1 to 2 feet. scattered showers and thunderstorms.

Tuesday Night: West winds 5 to 10 knots. Seas 1 to 2 feet. Scattered showers and thunderstorms.

Wednesday: Southwest to west winds near 10 knots, increasing to 10 to 15 knots. Seas 1 to 3 feet. Scattered showers and thunderstorms.

Wednesday Night: Southwest to west winds near 10 knots. Seas 1 to 2 feet. Scattered showers and thunderstorms.

Thursday: Southwest to west winds 10 to 15 knots. Seas 1 to 3 feet. Scattered showers and thunderstorms.

Thursday Night: Southwest to west winds decreasing to 5 to 10 knots. Seas subsiding to 1 to 2 feet. Scattered showers and thunderstorms.







Zone Forecast: Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM (GMZ055)

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