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Hazardous Weather Conditions
Last Update: 117 AM CDT Mon May 25 2026
For More Weather Information:
10NM SW Grand Portage MN
Marine Zone Forecast
Today
South wind 10 to 15 knots with gusts to around 20 knots. Patchy fog in the morning. Chance of sprinkles in the late morning and early afternoon. Slight chance of showers and thunderstorms late in the afternoon. Waves 1 to 2 feet.
Tonight
Southwest wind 10 to 15 knots with gusts to around 20 knots becoming west after midnight. Chance of rain showers and slight chance of thunderstorms in the evening. Waves 1 to 2 feet.
Tuesday
Northwest wind 5 knots becoming southeast late in the morning, then becoming south in the afternoon. Mostly sunny. Waves 1 foot or less.
Tuesday Night
Southwest wind 5 knots becoming northeast in the late evening and overnight. Partly cloudy. Waves 1 foot or less.
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