Hazardous Weather Conditions
Last Update: 517 AM CST Mon Dec 1 2025
For More Weather Information:
10NM SW Grand Portage MN
Marine Zone Forecast
Today
West wind 15 to 20 knots with gusts to around 25 knots. Partly sunny. Waves 3 to 5 feet.
Tonight
West wind 10 to 15 knots. Gusts up to 20 knots in the evening. Mostly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet after midnight.
Tuesday
West wind 10 to 15 knots with gusts to around 20 knots becoming southwest 15 to 20 knots with gusts to around 25 knots in the afternoon. Slight chance of snow through the day. Waves 1 to 3 feet building to 2 to 4 feet late in the afternoon. A small craft advisory may be needed.
Tuesday Night
Southwest wind 15 to 20 knots with gusts to around 25 knots becoming northwest with gusts to around 25 knots after midnight. Snow likely. Waves 3 to 5 feet. A small craft advisory may be needed.
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