Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Coastal Waters Forecast for Grand Portage to Grand Marais MN (LSZ140) (Text-Only)
NWS Forecast for: Grand Portage to Grand Marais MN (LSZ140)
Issued by: National Weather Service Duluth, MN
Last Update: 349 PM CDT Fri Jul 11 2025




Tonight: East wind 5 knots becoming northeast in the late evening and overnight. Chance of showers and thunderstorms through the night. Waves 1 foot or less.

Saturday: Southwest wind 5 to 10 knots. Chance of showers and thunderstorms through the day. Areas of smoke in the afternoon. Waves 1 foot or less.

Saturday Night: West wind 10 to 15 knots. Slight chance of showers and thunderstorms in the evening. Areas of smoke through the night. Waves 1 to 2 feet.

Sunday: Southwest wind 15 to 20 knots. Gusts up to 25 knots. Areas of smoke in the morning. Waves 1 to 3 feet building to 2 to 4 feet in the afternoon.







Zone Forecast: Grand Portage to Grand Marais MN (LSZ140)

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