Last Update: 429 AM EDT Tue Mar 18 2025

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Key West, FL Local Forecast Office

7NM SE Molasses Reef Light FL

Marine Zone Forecast


Today
North to northeast winds 20 to 25 knots, becoming northeast and decreasing to 15 to 20 knots. Seas 5 to 8 feet, occasionally to 10 feet. Wave detail: northeast 6 feet at 7 seconds and west to northwest 6 feet at 9 seconds.
Tonight
Northeast to east winds 15 to 20 knots, decreasing to near 15 knots. Seas 5 to 7 feet, occasionally to 9 feet, subsiding to 4 to 6 feet, occasionally to 8 feet. Wave detail: northeast to east 5 feet at 7 seconds and northwest 3 feet at 8 seconds.
Wednesday
East winds near 15 knots, decreasing to 10 to 15 knots. Seas subsiding to 2 to 4 feet, occasionally to 5 feet. wave detail: northeast to east 4 feet at 7 seconds and west to northwest 1 foot at 6 seconds.
Wednesday Night
East to southeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet.
Thursday
Southeast winds near 10 knots, becoming southwest to west. Seas 1 to 2 feet.
Thursday Night
Southwest to west winds 10 to 15 knots, becoming northwest to north and increasing to near 20 knots. Seas 2 to 3 feet, building to 3 to 5 feet, occasionally to 6 feet after midnight. Isolated showers.
Friday
North winds near 20 knots, becoming northeast and decreasing to 10 to 15 knots. Seas 5 to 7 feet, occasionally to 9 feet, subsiding to 4 to 6 feet, occasionally to 8 feet.
Friday Night
Northeast to east winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet.
Saturday
East to southeast winds near 10 knots. Seas 2 to 4 feet, occasionally to 5 feet.
Saturday Night
Northeast to east winds 5 to 10 knots. Seas 2 to 3 feet.



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429 AM EDT Tue Mar 18 2025
 
 

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