


Severe Thunderstorm Warning
Issued by NWS Marquette, MI
Issued by NWS Marquette, MI
352 WUUS53 KMQT 262052 SVRMQT MIC083-262145- /O.NEW.KMQT.SV.W.0040.250726T2052Z-250726T2145Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Marquette MI 452 PM EDT Sat Jul 26 2025 The National Weather Service in Marquette has issued a * Severe Thunderstorm Warning for... Keweenaw County in western Upper Michigan... * Until 545 PM EDT. * At 451 PM EDT, severe thunderstorms were located along a line extending from 43 miles north of Grand Portage State Park to near Thunder Bay Ontario to near Grand Portage to near Grand Marais, moving east at 50 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Siskiwit Lake, Mott Island Park Headquarters, Windigo, Rock Harbor, and Mount Desor. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building. Persons in campgrounds should seek sturdy shelter until these storms pass. && LAT...LON 4819 8832 4813 8833 4797 8859 4789 8869 4776 8907 4776 8916 4781 8934 4786 8937 4789 8936 4800 8922 4816 8880 4819 8872 TIME...MOT...LOC 2051Z 276DEG 42KT 4863 8959 4836 8936 4803 8973 4782 9033 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ GS