573  
WWUS83 KGRR 181646  
SPSGRR  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
1246 PM EDT MON MAY 18 2026  
 
MIZ037-038-043-044-181745-  
OCEANA MI-LAKE MI-NEWAYGO MI-MASON MI-  
1246 PM EDT MON MAY 18 2026  
 
...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF NORTHWESTERN  
NEWAYGO, NORTHEASTERN OCEANA, LAKE, AND MASON COUNTIES THROUGH 145  
PM EDT...  
 
AT 1245 PM EDT, DOPPLER RADAR WAS TRACKING DEVELOPING THUNDERSTORMS  
FROM AROUND FREE SOIL TO CUSTER TO 10 MILES NORTH OF HESPERIA.  
MOVEMENT WAS NORTHEAST AT 50 MPH.  
 
HAZARD...WINDS IN EXCESS OF 40 MPH.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND  
UNSECURED OBJECTS.  
 
LOCATIONS IMPACTED INCLUDE...  
BALDWIN... SCOTTVILLE... LUTHER...  
FOUNTAIN... FREE SOIL... COLFAX...  
CUSTER... WALKERVILLE... WOODLAND PARK...  
NIRVANA... BIG STAR LAKE... WOLF LAKE...  
IDLEWILD... IRONS... WALHALLA...  
BRISTOL... SAUBLE LAKES... BITELY...  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF OUTDOORS, SEEK SHELTER INSIDE A BUILDING.  
 

 
 
LAT...LON 4416 8598 4417 8557 4398 8556 4365 8590  
4359 8600 4358 8609 4386 8624 4406 8640  
4418 8635  
TIME...MOT...LOC 1643Z 210DEG 45KT 4404 8635 4390 8622 4371 8610  
 
MAX HAIL SIZE...0.00 IN  
MAX WIND GUST...40 MPH  
 

 
 
CAS  
 
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