Hazardous Weather Outlook
Issued by NWS Marquette, MI
Issued by NWS Marquette, MI
570 FLUS43 KMQT 091855 HWOMQT Hazardous Weather Outlook National Weather Service Marquette MI 255 PM EDT Sat Aug 9 2025 MIZ001>007-009>014-084-085-101900- Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-Luce- Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft- Southern Houghton-Northern Schoolcraft- 255 PM EDT Sat Aug 9 2025 /155 PM CDT Sat Aug 9 2025/ This Hazardous Weather Outlook is for portions of central Upper Michigan and western Upper Michigan. .DAY ONE...Rest of Today and Tonight There is a Slight Risk (category 2 of 5) for severe weather, primarily damaging winds, for the south-central UP this afternoon and evening, with a Marginal Risk (category 1 of 5) for the rest of the UP. Frequent lightning and torrential rain are also possible. .DAYS TWO THROUGH SEVEN...Sunday through Friday There are chances of thunderstorms Sunday and Monday for the east half of the UP and Tuesday for the entire UP. .SPOTTER INFORMATION STATEMENT... The need for weather spotter reports is not anticipated at this time. $$ LSZ162-240>251-263>267-101900- Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM-Saxon Harbor WI to Black River MI- Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays-Huron Islands to Marquette MI- Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 255 PM EDT Sat Aug 9 2025 /155 PM CDT Sat Aug 9 2025/ This Hazardous Weather Outlook is for portions of Central Lake Superior...Eastern Lake Superior and Western Lake Superior. .DAY ONE...Rest of Today and Tonight Thunderstorms are possible through tonight, especially in the east half of the lake. .DAYS TWO THROUGH SEVEN...Sunday through Friday There is a chance of thunderstorms Tuesday. .SPOTTER INFORMATION STATEMENT... The need for weather spotter reports is not anticipated at this time. $$ LMZ221-248-250-101900- Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 255 PM EDT Sat Aug 9 2025 This Hazardous Weather Outlook is for portions of Northern Lake Michigan. .DAY ONE...Rest of Today and Tonight There is a chance of thunderstorms, some strong to severe, through tonight. .DAYS TWO THROUGH SEVEN...Sunday through Friday There are chances of thunderstorms through Tuesday. .SPOTTER INFORMATION STATEMENT... The need for weather spotter reports is not anticipated at this time. $$ GS