


Hazardous Weather Outlook
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
070 FLUS43 KGRR 310902 HWOGRR Hazardous Weather Outlook National Weather Service Grand Rapids MI 502 AM EDT Sun Aug 31 2025 MIZ037>040-043>046-050>052-056>059-064>067-071>074-010915- Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon- Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton- Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- 502 AM EDT Sun Aug 31 2025 This hazardous weather outlook is for portions of southwest Lower Michigan. .DAY ONE...Today and Tonight No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Monday through Saturday Thunderstorms with gusty winds are possible Wednesday night. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. $$ LMZ844>849-010915- St Joseph to South Haven MI-South Haven to Holland MI- Holland to Grand Haven MI-Grand Haven to Whitehall MI- Whitehall to Pentwater MI-Pentwater to Manistee MI- 502 AM EDT Sun Aug 31 2025 This hazardous weather outlook is for the nearshore waters from St Joseph to Manistee. .DAY ONE...Today and Tonight No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Monday through Saturday Hazardous winds and waves are expected from Wednesday to Saturday. $$