Last Update: 430 PM EDT Sat May 16 2026

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Key West, FL Local Forecast Office

5NM SE Sand Key Light FL

Marine Zone Forecast


Tonight
East to southeast winds near 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms.
Sunday
East winds near 15 knots, increasing to 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms.
Sunday Night
East winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave detail: east 6 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms.
Monday
East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. A chance of showers with a slight chance of thunderstorms.
Monday Night
East winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. A chance of showers with a slight chance of thunderstorms.
Tuesday
East winds 15 to 20 knots, decreasing to near 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. A chance of showers with a slight chance of thunderstorms.
Tuesday Night
East winds near 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. A slight chance of showers and thunderstorms.
Wednesday
East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet.
Wednesday Night
East winds near 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. A slight chance of showers and thunderstorms.
Thursday
East winds near 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. A slight chance of showers.
Thursday Night
East to southeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. A slight chance of showers and thunderstorms.



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430 PM EDT Sat May 16 2026
 
 

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