Severe Thunderstorms and Flooding Threat in the Central U.S.; Rip Currents Along East Coast Beaches

Widespread thunderstorms will continue across the central and southern Plains today ahead of an approaching cold front. Heavy to excessive rainfall could lead to instances of flash flooding. Flood Watches have been issued. Swells from Hurricane Gabrielle are likely to cause life-threatening surf and rip current conditions along the U.S. East Coast over the next couple of days. 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: 1215 PM CDT Tue Sep 23 2025
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Rest Of Today: Southeast wind 5 knots becoming east late. Patchy fog late. Waves 1 foot or less.

Tonight: North wind 5 knots. Patchy fog. Waves 1 foot or less.

Wednesday: North wind 5 knots becoming northeast late in the morning, then becoming southeast early in the afternoon becoming south late in the afternoon. Mostly sunny. Waves 1 foot or less.

Wednesday Night: Southwest wind 5 knots. Partly cloudy. Waves 1 foot or less.







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

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