734  
FLUS43 KGRR 130939  
HWOGRR  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
439 AM EST SAT DEC 13 2025  
 
MIZ037>040-043>046-050>052-056>059-064>067-071>074-140945-  
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON-  
MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON-  
INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-  
439 AM EST SAT DEC 13 2025  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST LOWER  
MICHIGAN.  
   
DAY ONE
 
TODAY AND TONIGHT  
 
LAKE EFFECT SNOW WILL INCREASE IN INTENSITY THIS EVENING NEAR LAKE  
MICHIGAN. OCCASIONAL LIGHT SNOW AND COLD TEMPERATURES WILL MAKE  
FOR SLIPPERY TRAVEL INTO TONIGHT AND SUNDAY MORNING. WHILE HEAVY  
SNOW IS NOT EXPECTED, TEMPERATURES DROPPING INTO THE SINGLE DIGITS  
COMBINED WITH LIGHT SNOW WILL CREATE ICY CONDITIONS.  
 
ARCTIC AIR SURGES INTO THE AREA TODAY WHICH WILL ALLOW WIND CHILL  
READINGS TO DIP TO NEAR -10 F BOTH TODAY AND TONIGHT.  
   
DAYS TWO THROUGH SEVEN
 
SUNDAY THROUGH FRIDAY  
 
TRAVEL WILL CONTINUE TO BE IMPACTED BY SLIPPERY CONDITIONS SUNDAY  
MORNING TOWARDS LAKE MICHIGAN.  
   
SPOTTER INFORMATION STATEMENT
 
 
SPOTTER ACTIVATION WILL NOT BE NEEDED.  
 

 
 
LMZ844>849-140945-  
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-  
439 AM EST SAT DEC 13 2025  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEARSHORE WATERS FROM  
ST JOSEPH TO MANISTEE.  
   
DAY ONE
 
TODAY AND TONIGHT  
 
CONDITIONS WILL BE HAZARDOUS TO SMALLER CRAFT BOTH TODAY AND  
TONIGHT ON LAKE MICHIGAN.  
   
DAYS TWO THROUGH SEVEN
 
SUNDAY THROUGH FRIDAY  
 
HAZARDOUS CONDITIONS FOR AT LEAST SMALLER CRAFT ARE EXPECTED BOTH  
SUNDAY AND MONDAY AS WELL.  
   
SPOTTER INFORMATION STATEMENT
 
 
SPOTTER ACTIVATION WILL NOT BE NEEDED.  
 

 
 
DUKE  
 
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