Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region
A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >
| NWS Forecast for: Portage Lake to Huron Island MI to Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays (LSZ247) Issued by: National Weather Service Marquette, MI Last Update: 502 PM EDT Fri Apr 17 2026 | |
Late This Afternoon: South wind 10 to 15 knots with gusts up to 29 knots. Showers likely and a slight chance of thunderstorms. Waves 2 to 4 feet. Tonight: Southwest wind 10 to 20 knots veering west 15 to 20 knots by midnight. Gusts up to 29 knots. Cloudy. Rain showers likely and a chance of thunderstorms through late evening, then a chance of rain showers by midnight. Waves subsiding to 1 to 2 feet, then building to 2 to 4 feet. Saturday: West wind up to 30 knots. Partly cloudy with a slight chance of snow showers. Waves building to 3 to 6 feet occasionally to 8 feet. Saturday Night: Northwest wind up to 30 knots. Partly cloudy with a chance of snow showers in the evening, then mostly cloudy with a slight chance of snow showers after midnight. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to 2 to 4 feet. Sunday: Northwest wind 10 to 20 knots. Mostly cloudy in the morning then becoming mostly sunny. Waves subsiding to 1 to 2 feet. | |
| Zone Forecast: Portage Lake to Huron Island MI to Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays (LSZ247) | |
Visit your local NWS office at: https://www.weather.gov/mqt/ |