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Duluth, MN Local Forecast Office

10NM SW Grand Portage MN

Marine Zone Forecast

Rest Of Tonight

North wind 10 to 15 knots. Gusts up to 20 knots in the evening then 20 knots toward daybreak. Chance of snow. Waves 3 to 5 feet subsiding to 1 to 3 feet toward daybreak.

Friday

North wind 10 to 15 knots. Gusts up to 25 knots decreasing to 20 knots late in the afternoon. Chance of snow. Waves 1 to 2 feet building to 1 to 3 feet in the afternoon.

Friday Night

North wind 10 to 15 knots with gusts to around 20 knots. Chance of snow. Waves 1 to 3 feet.

Saturday

North wind 10 to 15 knots. Gusts up to 20 knots in the morning. Chance of snow. Waves 1 to 2 feet.

note...wave height forecasts are for ice free areas.