Last Update: 420 AM EDT Thu Apr 16 2026

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3NM SE Key Largo FL

Marine Zone Forecast

Today

Northeast to east winds 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop.

Tonight

Northeast to east winds near 15 knots, decreasing to 10 to 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate chop, becoming a light to moderate chop.

Friday

Northeast to east winds 10 to 15 knots. Seas around 2 feet, subsiding to 1 to 2 feet. Nearshore waters a light to moderate chop.

Friday Night

Northeast to east winds near 15 knots, decreasing to 10 to 15 knots. Seas around 2 feet. Nearshore waters a moderate chop, becoming a light to moderate chop. A slight chance of showers.

Saturday

East winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop.

Saturday Night

East winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. A slight chance of showers.

Sunday

Northeast to east winds near 10 knots, becoming north to northeast 5 to 10 knots. Seas 1 to 2 feet, subsiding to around 1 foot. Nearshore waters a light chop, becoming smooth to a light chop.

Sunday Night

North to northeast winds increasing to near 10 knots. Seas around 1 foot, except 1 to 2 feet west of cosgrove shoal light. Nearshore waters becoming a light chop.

Monday

Northeast winds near 10 knots, increasing to 10 to 15 knots. Seas building to 1 to 2 feet, except building to 2 to 3 feet west of cosgrove shoal light. Nearshore waters a light chop, becoming a light to moderate chop.

Monday Night

Northeast winds 15 to 20 knots, increasing to northeast to east 20 to 25 knots. Seas building to 2 to 4 feet, occasionally to 5 feet, except building to 4 to 5 feet, occasionally to 6 feet west of cosgrove shoal light. Nearshore waters choppy, becoming very rough. A slight chance of showers.