637  
FLUS43 KGRR 101933  
HWOGRR  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
333 PM EDT THU JUL 10 2025  
 
MIZ037>040-043>046-050>052-056>059-064>067-071>074-111945-  
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON-  
MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON-  
INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-  
333 PM EDT THU JUL 10 2025  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST LOWER  
MICHIGAN.  
   
DAY ONE
 
THIS AFTERNOON AND TONIGHT  
 
THUNDERSTORMS ARE POSSIBLE ALONG THE LAKESHORE LATE TONIGHT.  
SEVERE WEATHER IS NOT EXPECTED.  
   
DAYS TWO THROUGH SEVEN
 
FRIDAY THROUGH WEDNESDAY  
 
THUNDERSTORMS WILL BE POSSIBLE AT TIMES FROM FRIDAY MORNING  
THROUGH SATURDAY NIGHT. FRIDAY AFTERNOON/EVENING AND SATURDAY  
THUNDERSTORMS COULD BE STRONG TO SEVERE.  
   
SPOTTER INFORMATION STATEMENT
 
 
SPOTTER ACTIVATION MAY BE NEEDED FRIDAY AND SATURDAY.  
 

 
 
LMZ844>849-111945-  
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-  
333 PM EDT THU JUL 10 2025  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEARSHORE WATERS FROM  
ST JOSEPH TO MANISTEE.  
   
DAY ONE
 
THIS AFTERNOON AND TONIGHT  
 
A CHANCE OF THUNDERSTORMS WILL DEVELOP LATE TONIGHT. SEVERE  
WEATHER IS NOT EXPECTED.  
   
DAYS TWO THROUGH SEVEN
 
FRIDAY THROUGH WEDNESDAY  
 
THUNDERSTORMS WILL BE POSSIBLE AT TIMES FROM FRIDAY MORNING  
THROUGH SATURDAY NIGHT. FRIDAY AFTERNOON/EVENING AND SATURDAY  
THUNDERSTORMS COULD BE STRONG TO SEVERE.  
 
WINDS AND WAVES WILL INCREASE LATE FRIDAY AND CONTINUE THROUGH  
SATURDAY. THESE CONDITIONS WILL LIKELY RESULT IN A MODERATE SWIM  
RISK FOR AREAS NORTH OF HOLLAND.  
   
SPOTTER INFORMATION STATEMENT
 
 
SPOTTER ACTIVATION MAY BE NEEDED FRIDAY AND SATURDAY.  
 

 
 
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