| NWS Forecast for: Grand Portage to Grand Marais MN (LSZ140) Issued by: National Weather Service Duluth, MN Last Update: 551 AM CDT Fri Apr 17 2026 |  |
Today: Northeast wind 10 to 15 knots. Gusts up to 25 knots early in the morning. Patchy fog early in the morning. Patchy fog late in the afternoon. Chance of rain and slight chance of thunderstorms early in the afternoon. Rain and chance of thunderstorms late in the afternoon. Waves 1 to 3 feet. Tonight: Northwest wind 15 to 20 knots. Gusts up to 35 knots decreasing to 25 knots. Patchy fog in the evening. Rain likely and chance of thunderstorms in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the morning. Saturday: West wind 15 to 20 knots with gusts to around 30 knots. Partly sunny. Waves 2 to 4 feet. A small craft advisory may be needed. Saturday Night: Northwest wind 20 to 25 knots. Gusts up to 30 knots decreasing to 25 knots early in the morning. Mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 2 feet early in the morning. A small craft advisory may be needed. note...wave height forecasts are for ice free areas. | |
| Zone Forecast: Grand Portage to Grand Marais MN (LSZ140) | |
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