



Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend
Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >
NWS Forecast for: Grand Portage to Grand Marais MN (LSZ140) Issued by: National Weather Service Duluth, MN Last Update: 302 PM CDT Fri Jul 18 2025 | ![]() |
Tonight: West wind 5 to 10 knots becoming south late in the evening, then becoming west after midnight becoming north late in the night. Chance of rain showers through the night. Slight chance of thunderstorms in the late evening and overnight. Patchy fog late in the night. Waves 1 to 2 feet. Saturday: North wind 5 knots becoming southwest in the afternoon. Patchy fog in the morning. Waves 1 foot or less. Saturday Night: West wind 5 to 10 knots becoming northwest after midnight. Areas of smoke through the night. Waves 1 foot or less. Sunday: North wind 5 knots becoming southeast in the afternoon. Areas of smoke in the morning. Waves 1 foot or less. | |
Zone Forecast: Grand Portage to Grand Marais MN (LSZ140) | |
Visit your local NWS office at: https://www.weather.gov/dlh |