Hazardous Weather Conditions
Last Update: 353 AM CDT Fri Sep 4 2026
For More Weather Information:
10NM SW Grand Portage MN
Marine Zone Forecast
Today
Northeast wind 10 to 15 knots with gusts to around 25 knots. Slight chance of thunderstorms early in the morning. Chance of rain showers in the morning, then slight chance of rain showers in the afternoon. Waves 1 to 3 feet.
Tonight
Northeast wind 10 to 15 knots. Gusts up to 25 knots. Mostly cloudy. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and overnight.
Saturday
Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 to 2 feet.
Saturday Night
Northeast wind 5 to 10 knots. Partly cloudy. Waves 1 foot or less.
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