335  
WWUS73 KGRR 170612  
NPWGRR  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
212 AM EDT FRI APR 17 2026  
 
MIZ037>040-043>046-050>052-056>059-064>067-071>074-171415-  
/O.NEW.KGRR.FG.Y.0004.260417T0612Z-260417T1500Z/  
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON-  
MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON-  
INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-  
INCLUDING THE CITIES OF LUDINGTON, BALDWIN, REED CITY, CLARE,  
HART, FREMONT, BIG RAPIDS, MOUNT PLEASANT, MUSKEGON, GREENVILLE,  
ALMA, GRAND HAVEN, JENISON, GRAND RAPIDS, IONIA, ST. JOHNS,  
HOLLAND, HASTINGS, CHARLOTTE, LANSING, SOUTH HAVEN, KALAMAZOO,  
BATTLE CREEK, AND JACKSON  
212 AM EDT FRI APR 17 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING
 
 
* WHAT...VISIBILITY ONE QUARTER MILE OR LESS IN DENSE FOG.  
 
* WHERE...PORTIONS OF CENTRAL, SOUTH CENTRAL, SOUTHWEST AND WEST  
CENTRAL MICHIGAN.  
 
* WHEN...UNTIL 11 AM EDT THIS MORNING.  
 
* IMPACTS...LOW VISIBILITY WILL MAKE FOR HAZARDOUS DRIVING  
CONDITIONS. FOG IS EXPECTED TO GRADUALLY THICKEN OVERNIGHT AND  
WILL AFFECT THE MORNING COMMUTE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF DRIVING, SLOW DOWN, USE YOUR HEADLIGHTS, AND LEAVE PLENTY OF  
DISTANCE AHEAD OF YOU.  
 

 
 

 
 
CERU  
 
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT  
HTTPS://WEATHER.GOV/GRR  
 
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