Hazardous Weather Outlook
Issued by NWS Marquette, MI
Issued by NWS Marquette, MI
403 FLUS43 KMQT 221927 HWOMQT Hazardous Weather Outlook National Weather Service Marquette MI 327 PM EDT Fri Aug 22 2025 MIZ001>005-007-009>014-084-085-231930- Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Luce- Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft- Southern Houghton-Northern Schoolcraft- 327 PM EDT Fri Aug 22 2025 /227 PM CDT Fri Aug 22 2025/ This Hazardous Weather Outlook is for portions of central Upper Michigan and western Upper Michigan. .DAY ONE...Tonight Showers and thunderstorms move across the UP this evening. Some may be strong to severe, with the SPC issuing a Marginal Risk (category 1 of 5) for 5-14 percent chances of damaging wind and hail. .DAYS TWO THROUGH SEVEN...Saturday through Thursday Some thunderstorms could be seen over the east Saturday morning. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to report any observed hail or wind damage from thunderstorms to the National Weather Service in Marquette. The public may also submit reports to the National Weather Service via phone, on our website, or through social media. $$ MIZ006-231930- Alger- 327 PM EDT Fri Aug 22 2025 This Hazardous Weather Outlook is for portions of central Upper Michigan. .DAY ONE...Tonight Showers and thunderstorms move across the UP this evening. Some may be strong to severe, with the SPC issuing a Marginal Risk (category 1 of 5) for 5-14 percent chances of damaging wind and hail. .DAYS TWO THROUGH SEVEN...Saturday through Thursday Thunderstorms are possible Saturday morning. High and quick period waves will create a High Swim Risk for the Lake Superior beaches of Alger County Saturday. See the latest Surf Zone Forecast and Beach Hazard Statement for additional details. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to report any observed hail or wind damage from thunderstorms to the National Weather Service in Marquette. The public may also submit reports to the National Weather Service via phone, on our website, or through social media. $$ LSZ162-240>251-263>267-231930- 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- 327 PM EDT Fri Aug 22 2025 /227 PM CDT Fri Aug 22 2025/ This Hazardous Weather Outlook is for portions of Central Lake Superior...Eastern Lake Superior and Western Lake Superior. .DAY ONE...Tonight Chances of thunderstorms this evening. Some may bring hail and strong, erratic winds (5-14 percent chance). .DAYS TWO THROUGH SEVEN...Saturday through Thursday A seasonably strong system moving north of the Great Lakes will bring hazardous marine conditions to Lake Superior this weekend; gales up to 35 knots are possible (20 to 40% chance). .SPOTTER INFORMATION STATEMENT... The need for weather spotter reports is not anticipated at this time. $$ LMZ221-248-250-231930- Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 327 PM EDT Fri Aug 22 2025 This Hazardous Weather Outlook is for portions of Northern Lake Michigan. .DAY ONE...Tonight There is a chance of thunderstorms tonight. .DAYS TWO THROUGH SEVEN...Saturday through Thursday No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... The need for weather spotter reports is not anticipated at this time. $$ TAP