637  
NWUS53 KGRR 102248  
LSRGRR  
 
PRELIMINARY LOCAL STORM REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
648 PM EDT MON AUG 10 2026  
   
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON  
   
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.  
 
..REMARKS..  
 
0330 PM TSTM WND GST 1 W SOUTH HAVEN 42.40N 86.29W  
08/09/2026 M47 MPH LMZ844 MI MESONET  
 
MESONET STATION SVNM4 SOUTH HAVEN GLERL.  
 
0240 AM MARINE TSTM WIND 3 W SOUTH HAVEN 42.40N 86.33W  
08/10/2026 M49 MPH LMZ844 MI BUOY  
 
STATION 45168 SOUTH HAVEN BUOY.  
 
0248 AM TSTM WND GST 1 W SOUTH HAVEN 42.40N 86.29W  
08/10/2026 M55 MPH LMZ844 MI MESONET  
 
MESONET STATION SVNM4 SOUTH HAVEN GLERL.  
 
 
 
 
 
CAS  
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