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Hazardous Weather Conditions
Last Update: 937 PM EDT Sat Mar 29 2025
For More Weather Information:
30NM SE Grand Portage MN
Marine Zone Forecast
Rest Of Tonight
East winds 20 to 30 knots becoming northeast gales to 35 knots late. A chance of snow by late evening, then snow likely after midnight. Waves 5 to 8 feet occasionally to 10 feet building to 7 to 10 feet occasionally to 13 feet.
Sunday
Northeast gales to 35 knots. Snow likely through early afternoon, then a chance of snow by mid afternoon. Waves building to 8 to 12 feet occasionally to 15 feet.
Sunday Night
Northeast winds 20 to 30 knots backing north after midnight. A slight chance of snow through midnight. Freezing spray after midnight. Waves subsiding to 6 to 9 feet occasionally to 11 feet.
Monday
North winds 15 to 25 knots diminishing to 10 to 20 knots by mid afternoon. Waves subsiding to 1 to 3 feet.
Monday Night
North winds 5 to 15 knots veering east after midnight. Waves subsiding to calm to 2 feet.
Tuesday
Southeast winds 5 to 15 knots becoming east 10 to 20 knots by mid afternoon. Waves building to 2 to 4 feet.
Tuesday Night
Southeast winds 15 to 25 knots increasing to 20 to 30 knots after midnight. A chance of snow. Waves building to 6 to 9 feet occasionally to 11 feet.
Wednesday
East gales to 40 knots. Snow. Waves building to 12 to 17 feet occasionally to 21 feet, then subsiding to 5 to 8 feet occasionally to 10 feet.
Thursday
West winds 15 to 25 knots diminishing to 5 to 15 knots. Waves subsiding to calm to 2 feet.
Additional Forecasts and Information
RADAR & SATELLITE IMAGES
