964  
FZUS73 KGRR 102234  
MWSGRR  
 
MARINE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
634 PM EDT WED JUN 10 2026  
 
LMZ844-845-876-878-102315-  
/O.CON.KGRR.MA.W.0037.000000T0000Z-260610T2315Z/  
634 PM EDT WED JUN 10 2026  
   
..A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 715 PM EDT  
 
FOR THE FOLLOWING AREAS...  
NEARSHORE AND OPEN WATERS FROM ST JOSEPH TO HOLLAND MI...  
 
AT 634 PM EDT, SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM NEAR GRAND HAVEN LIGHT TO NEAR SAUGATUCK PIER HEADS TO  
13 NM SOUTHEAST OF SOUTH HAVEN LIGHT, MOVING EAST AT 45 KNOTS.  
 
HAZARD...WIND GUSTS IN EXCESS OF 50 KNOTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...BOATS COULD SUFFER SIGNIFICANT STRUCTURAL DAMAGE IN HIGH  
WINDS. SMALL CRAFT COULD CAPSIZE IN SUDDENLY HIGHER WAVES.  
 
LOCATIONS IMPACTED INCLUDE...  
SOUTH HAVEN LIGHT, ST. JOSEPH LIGHT, AND ST. JOSEPH.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
BOATERS SHOULD SEEK SAFE HARBOR IMMEDIATELY UNTIL THESE STORMS PASS.  
WIND GUSTS IN EXCESS OF 50 KNOTS, HIGH WAVES, DANGEROUS LIGHTNING,  
AND HEAVY RAIN ARE POSSIBLE WITH THESE STORMS.  
 
 
 
LAT...LON 4213 8661 4277 8646 4277 8621 4248 8625  
4236 8629 4225 8635 4211 8649 4213 8656  
TIME...MOT...LOC 2234Z 250DEG 46KT 4302 8614 4256 8613 4221 8611  
 
HAIL...0.00IN  
WIND...50KTS  
 
 
 
THOMAS  
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