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Grand Rapids, MI Local Forecast Office

10NM SW South Haven MI

Marine Zone Forecast

Through Early Evening

South winds 10 to 15 knots. Mostly cloudy. Waves 1 to 2 feet.

Tonight

South winds 15 to 25 knots veering southwest to 30 knots after midnight. Partly cloudy. Waves 1 to 2 feet building to 4 to 6 feet in the late evening and overnight.

Wednesday

Southwest winds to 30 knots veering west gales to 35 knots in the late morning and early afternoon, then veering northwest early in the afternoon. Mostly sunny. Waves 6 to 8 feet building to 7 to 10 feet early in the afternoon.

Wednesday Night

Northwest gales to 35 knots becoming north 15 to 25 knots. Mostly clear. Waves 7 to 10 feet.

Thursday

Northwest winds 5 to 10 knots backing south 10 to 15 knots in the late morning and afternoon. Mostly sunny. Waves 4 to 6 feet subsiding to 1 to 3 feet early in the afternoon.

Thursday Night

South winds to 30 knots. Mostly cloudy. Waves 1 to 3 feet building to 4 to 6 feet in the late evening and overnight.

Friday

Southwest winds to 30 knots veering west early in the afternoon. Rain showers. Waves 4 to 6 feet.

Saturday

Northeast winds 10 to 15 knots. Mostly cloudy. Waves 4 to 6 feet subsiding to 2 to 4 feet early in the afternoon.

Sunday

North winds to 30 knots increasing to gales to 35 knots early in the afternoon. Rain showers likely. Waves 11 to 15 feet.