Last Update: 425 AM EDT Wed Aug 20 2025

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Key West, FL Local Forecast Office

12NM SSW Tennessee Reef Light FL

Marine Zone Forecast


Today
Variable winds 5 to 10 knots early, becoming west and increasing to 10 to 15 knots. Seas 1 to 2 feet. Wave detail: northwest 1 foot at 3 seconds and northeast to east 1 foot at 5 seconds. Scattered showers and isolated thunderstorms.
Tonight
West winds 10 to 15 knots, decreasing to near 10 knots. Seas 1 to 2 feet. Wave detail: northwest 1 foot at 3 seconds and east 1 foot at 5 seconds. Scattered showers and isolated thunderstorms.
Thursday
Southwest to west winds near 10 knots, decreasing to 5 to 10 knots. Seas 1 to 2 feet. Wave detail: southwest to west 1 foot at 3 seconds and east 1 foot at 5 seconds. Scattered showers and isolated thunderstorms.
Thursday Night
West winds decreasing to near 5 knots, becoming south to southwest. Seas subsiding to around 1 foot. Isolated showers and thunderstorms.
Friday
Southwest to west winds near 5 knots, becoming west to northwest. Seas around 1 foot. Isolated showers and thunderstorms.
Friday Night
West to northwest winds near 5 knots, becoming variable. Seas around 1 foot. Isolated showers and thunderstorms.
Saturday
Variable winds near 5 knots. Seas around 1 foot. isolated showers and thunderstorms.
Saturday Night
Variable winds near 5 knots, becoming east to southeast. Seas around 1 foot. Isolated showers and thunderstorms.
Sunday
East to southeast winds near 5 knots. Seas around 1 foot. Isolated showers and thunderstorms.
Sunday Night
Variable winds 5 to 10 knots. Seas around 1 foot. Isolated showers and thunderstorms.



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425 AM EDT Wed Aug 20 2025
 
 

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