


Hazardous Weather Outlook
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
844 FLUS43 KGRR 210801 HWOGRR Hazardous Weather Outlook National Weather Service Grand Rapids MI 401 AM EDT Mon Jul 21 2025 MIZ037>040-043>046-050>052-056>059-064>067-071>074-220815- Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon- Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton- Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- 401 AM EDT Mon Jul 21 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...Tuesday through Sunday Temperatures in the 90s with apparent temperatures near or above 100 degrees are expected Wednesday and Thursday. Heat and humidity may persist Friday into the weekend. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. $$ LMZ844>849-220815- St Joseph to South Haven MI-South Haven to Holland MI- Holland to Grand Haven MI-Grand Haven to Whitehall MI- Whitehall to Pentwater MI-Pentwater to Manistee MI- 401 AM EDT Mon Jul 21 2025 This hazardous weather outlook is for the nearshore waters from St Joseph to Manistee. .DAY ONE...Today and Tonight No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. $$