475  
WHUS53 KDTX 252156  
SMWDTX  
LCZ422-460-LHZ443-252300-  
/O.NEW.KDTX.MA.W.0047.260625T2156Z-260625T2300Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
556 PM EDT THU JUN 25 2026  
 
THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
LAKE ST. CLAIR OPEN LAKE (U.S. PORTION)...  
PORT SANILAC TO PORT HURON MI...  
ST. CLAIR RIVER...  
 
* UNTIL 700 PM EDT.  
 
* AT 553 PM EDT, STRONG TO SEVERE THUNDERSTORMS WERE LOCATED ALONG A  
LINE EXTENDING FROM 8 NM WEST OF LAKEPORT TO 13 NM NORTHWEST OF ST.  
CLAIR TO 7 NM NORTHWEST OF ST. CLAIR SHORES, MOVING EAST AT 15  
KNOTS.  
 
HAZARD...WIND GUSTS 34 KNOTS OR GREATER AND LARGE HAIL.  
 
SOURCE...RADAR.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES. LARGE HAIL COULD RESULT IN  
STRUCTURAL DAMAGE.  
 
* SEVERE THUNDERSTORMS WILL BE NEAR...  
NEW BALTIMORE AND ST. CLAIR SHORES AROUND 600 PM EDT.  
LAKEPORT AROUND 605 PM EDT.  
MT CLEMENS HARBOR OF REFUGE AND METRO BEACH METROPARK MARINA  
AROUND 615 PM EDT.  
PORT HURON AROUND 625 PM EDT.  
ST. CLAIR AND ST CLAIR FLATS OLD CHANNEL LIGHT AROUND 630 PM EDT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.  
 
 
 
LAT...LON 4289 8247 4262 8252 4255 8259 4254 8266  
4238 8282 4237 8294 4257 8288 4259 8285  
4266 8285 4272 8269 4270 8261 4265 8259  
4264 8256 4265 8255 4276 8251 4289 8252  
4300 8247 4316 8252 4316 8240 4312 8236  
TIME...MOT...LOC 2153Z 274DEG 16KT 4316 8268 4293 8277 4258 8301  
 
HAIL...>.75IN  
WIND...>34KTS  
 
 
 
AA  
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