575  
WUUS53 KGRR 181859  
SVRGRR  
MIC037-045-065-067-181945-  
/O.NEW.KGRR.SV.W.0064.260518T1859Z-260518T1945Z/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
259 PM EDT MON MAY 18 2026  
 
THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
NORTHWESTERN INGHAM COUNTY IN SOUTH CENTRAL MICHIGAN...  
SOUTHEASTERN IONIA COUNTY IN SOUTH CENTRAL MICHIGAN...  
CLINTON COUNTY IN SOUTH CENTRAL MICHIGAN...  
NORTHERN EATON COUNTY IN SOUTH CENTRAL MICHIGAN...  
 
* UNTIL 345 PM EDT.  
 
* AT 259 PM EDT, SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 6 MILES SOUTHWEST OF PORTLAND TO 5 MILES NORTHWEST  
OF CHARLOTTE, MOVING NORTHEAST AT 60 MPH.  
 
THESE ARE DESTRUCTIVE STORMS FOR LANSING AND THE CAPITAL REGION.  
 
HAZARD...80 MPH WIND GUSTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT  
SHELTER. MOBILE HOMES WILL BE HEAVILY DAMAGED. EXPECT  
CONSIDERABLE DAMAGE TO ROOFS, WINDOWS, AND VEHICLES.  
EXTENSIVE TREE DAMAGE AND POWER OUTAGES ARE LIKELY.  
 
* LOCATIONS IMPACTED INCLUDE...  
LANSING... CHARLOTTE... MASON...  
ST. JOHNS... PORTLAND... EAST LANSING...  
GRAND LEDGE... POTTERVILLE... ELSIE...  
EDGEMONT PARK... DEWITT... LANSING AIRPORT...  
EUREKA... OVID... DIMONDALE...  
FOWLER... SEBEWA... WESTPHALIA...  
LYONS... VERMONTVILLE...  
 
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
THIS IS AN EXTREMELY DANGEROUS SITUATION WITH TORNADO LIKE WIND  
SPEEDS EXPECTED. MOBILE HOMES AND HIGH PROFILE VEHICLES ARE  
ESPECIALLY SUSCEPTIBLE TO WINDS OF THIS MAGNITUDE AND MAY BE  
OVERTURNED. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE  
LOWEST FLOOR OF A BUILDING. THESE STORMS HAVE THE POTENTIAL TO CAUSE  
SERIOUS INJURY AND SIGNIFICANT PROPERTY DAMAGE.  
 

 
 
LAT...LON 4252 8500 4278 8507 4293 8514 4312 8446  
4312 8437 4260 8437  
TIME...MOT...LOC 1858Z 232DEG 51KT 4283 8501 4263 8491  
 
THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...<.75 IN  
WIND THREAT...OBSERVED  
MAX WIND GUST...80 MPH  
 

 
 
CAS  
 
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