Michigan Severe Severe Thunderstorm Warning | Effective 06/29/2026 15:39

Headline: 
Severe Thunderstorm Warning issued June 29 at 6:39PM EDT until June 29 at 7:00PM EDT by NWS Marquette MI
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 29, 2026 - 3:39pm
Expires: 
June 29, 2026 - 4:00pm
Description: 
At 639 PM EDT/539 PM CDT/, a severe thunderstorm was located 9 miles southwest of Porcupine Mountains State Park, moving northeast at 55 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Porcupine Mountains State Park, Copper Peak, Mirror Lake, Clark Lake, Lake of the Clouds, and Black River Harbor. People attending Blasting at Copper Peak should seek safe shelter immediately!
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Gogebic, MI; Ontonagon, MI
Forcast Office: 
NWS Marquette MI