Last Update: 1038 AM EDT Sun May 17 2026

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Key West, FL Local Forecast Office

3NM NE Content Keys FL

Marine Zone Forecast


This Afternoon
East to southeast winds 10 to 15 knots, increasing to near 15 knots. Seas 1 to 2 feet, except building to 2 to 3 feet west of the marquesas keys. Nearshore waters a light to moderate chop, becoming a moderate chop. A chance of showers with a slight chance of thunderstorms.
Tonight Through Monday Night
East winds 15 to 20 knots. Seas 2 to 3 feet, except 3 to 4 feet, occasionally to 5 feet west of the marquesas keys. Nearshore waters choppy. A chance of showers with a slight chance of thunderstorms.
Tuesday
East winds near 15 knots. Seas 2 to 3 feet, subsiding to 1 to 2 feet. West of the marquesas keys seas 3 to 4 feet, occasionally to 5 feet, subsiding to 2 to 3 feet. Nearshore waters a moderate chop. A chance of showers with a slight chance of thunderstorms.
Tuesday Night
East winds 15 to 20 knots, decreasing to near 15 knots. Seas 1 to 2 feet, except 2 to 3 feet west of the marquesas keys. Nearshore waters choppy, becoming a moderate chop. A chance of showers with a slight chance of thunderstorms.
Wednesday
East to southeast winds 10 to 15 knots. Seas 1 to 2 feet, except 2 to 3 feet west of the marquesas keys. Nearshore waters a light to moderate chop. A chance of showers with a slight chance of thunderstorms.
Wednesday Night
East winds 10 to 15 knots, decreasing to near 10 knots. Seas 1 to 2 feet, except 2 to 3 feet west of the marquesas keys. Nearshore waters a light to moderate chop, becoming a light chop. A slight chance of showers and thunderstorms.
Thursday
East winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. A slight chance of showers and thunderstorms.
Thursday Night
East to southeast winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. A slight chance of showers and thunderstorms.



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1038 AM EDT Sun May 17 2026
 
 

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