Last Update: 412 PM EDT Mon Sep 29 2025

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Key West, FL Local Forecast Office

3NM SE Key Largo FL

Marine Zone Forecast


Tonight
West to northwest winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters choppy. isolated showers and thunderstorms.
Tuesday
West to northwest winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters choppy. isolated showers and thunderstorms.
Tuesday Night
Northwest winds 15 to 20 knots, decreasing to 10 to 15 knots. Seas subsiding to around 2 feet. Nearshore waters choppy, becoming a light to moderate chop. Scattered showers and isolated thunderstorms.
Wednesday
Northwest winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. Scattered showers and isolated thunderstorms.
Wednesday Night
Northwest to north winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. Scattered showers and isolated thunderstorms.
Thursday
North to northeast winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. Scattered showers and isolated thunderstorms.
Thursday Night
North to northeast winds 10 to 15 knots, becoming northeast to east and increasing to near 15 knots. Seas 1 to 2 feet, building to around 2 feet. Nearshore waters a light to moderate chop, becoming a moderate chop. Scattered showers and isolated thunderstorms.
Friday
Northeast to east winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Scattered showers and isolated thunderstorms.
Friday Night
East winds near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop. Scattered showers and isolated thunderstorms.
Saturday
East winds decreasing to 10 to 15 knots. Seas subsiding to around 2 feet. Nearshore waters becoming a light to moderate chop. Scattered showers and isolated thunderstorms.
Saturday Night
Southeast winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. Scattered showers and isolated thunderstorms.



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412 PM EDT Mon Sep 29 2025
 
 

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