Extreme Heat and Excessive Rainfall Today
Dangerous and extreme heat will remain across portions of the southern U.S. this week. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England today. Read More >
| NWS Forecast for: Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM (LSZ162) Issued by: National Weather Service Duluth, MN Last Update: 1001 AM EDT Wed Jul 29 2026 |  |
| Rest Of Today: North winds less than 10 knots increasing to 5 to 15 knots in the afternoon. Waves calm to 2 feet. Tonight: East winds less than 10 knots backing north late. Waves calm to 2 feet. Thursday: East winds less than 10 knots becoming southwest 5 to 15 knots in the afternoon, then veering west late. Patchy smoke. A chance of showers and thunderstorms by mid afternoon. Waves calm to 2 feet. Thursday Night: West winds 5 to 15 knots. Patchy smoke through midnight. A chance of showers through midnight. A slight chance of thunderstorms. Showers likely after midnight. Waves calm to 2 feet. Friday: Southwest winds 5 to 15 knots. Showers likely through early afternoon, then a chance of showers and a slight chance of thunderstorms by mid afternoon. Waves calm to 2 feet. Friday Night: West winds 5 to 15 knots veering north after midnight. Waves calm to 2 feet. Saturday: Northeast winds 5 to 15 knots. Waves calm to 2 feet. Sunday: Northeast winds 10 to 20 knots. Waves calm to 2 feet. | |
| Zone Forecast: Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM (LSZ162) | |
Visit your local NWS office at: https://www.weather.gov/dlh |