519  
WUUS53 KGRR 162200  
SVRGRR  
MIC045-065-162230-  
/O.NEW.KGRR.SV.W.0052.250816T2200Z-250816T2230Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
600 PM EDT SAT AUG 16 2025  
 
THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
SOUTHWESTERN INGHAM COUNTY IN SOUTH CENTRAL MICHIGAN...  
SOUTHEASTERN EATON COUNTY IN SOUTH CENTRAL MICHIGAN...  
 
* UNTIL 630 PM EDT.  
 
* AT 559 PM EDT, A SEVERE THUNDERSTORM WAS LOCATED 6 MILES SOUTHWEST  
OF MASON, MOVING EAST AT 10 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...EXPECT DAMAGE TO ROOFS, SIDING, AND TREES.  
 
* LOCATIONS IMPACTED INCLUDE...  
MASON... EATON RAPIDS... LESLIE...  
AURELIUS... ONONDAGA... EDEN...  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM, AND MAY LEAD TO  
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.  
 
 
 
LAT...LON 4242 8444 4242 8461 4253 8468 4259 8460  
4255 8438  
TIME...MOT...LOC 2159Z 286DEG 10KT 4252 8453  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...0.75 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 
 
 
THOMAS  
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