886  
WHUS53 KDTX 211936  
SMWDTX  
LCZ423-460-LEZ444-212130-  
/O.NEW.KDTX.MA.W.0077.251021T1936Z-251021T2130Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
336 PM EDT TUE OCT 21 2025  
 
THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
DETROIT RIVER...  
LAKE ST. CLAIR OPEN LAKE (U.S. PORTION)...  
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI...  
 
* UNTIL 530 PM EDT.  
 
* AT 336 PM EDT, SHOWERS WERE LOCATED ALONG A LINE EXTENDING FROM 29  
NM WEST OF NEW BALTIMORE TO 18 NM NORTHWEST OF LAKE ERIE METROPARK  
HARBOR TO 33 NM SOUTHWEST OF NORTH CAPE, MOVING NORTHEAST AT 30  
KNOTS.  
 
HAZARD...WIND GUSTS TO 40 KNOTS AND SMALL HAIL.  
 
SOURCE...RADAR AND LAND-BASED OBSERVATIONS.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
* SHOWERS WILL BE NEAR...  
LUNA PIER AROUND 400 PM EDT.  
DETROIT BEACH AROUND 405 PM EDT.  
BOLLES HARBOR OF REFUGE, MONROE HARBOR, NORTH CAPE, WYANDOTTE,  
GIBRALTAR, STONY POINT, AND WOODLAND BEACH AROUND 410 PM EDT.  
ELIZABETH PARK MARINA, THE AMBASSADOR BRIDGE, LAKE ERIE METROPARK  
HARBOR, AND ESTRAL BEACH AROUND 415 PM EDT.  
DETROIT RIVER LIGHT AND GROSSE ILE AROUND 420 PM EDT.  
ST. CLAIR SHORES AND BELLE ISLE AROUND 425 PM EDT.  
GROSSE POINTE AROUND 430 PM EDT.  
NEW BALTIMORE AROUND 435 PM EDT.  
 
OTHER LOCATIONS IMPACTED BY SHOWERS INCLUDE WOODLAND BEACH, STONY  
POINT, GIBRALTAR, ESTRAL BEACH, AND DETROIT BEACH.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.  
 

 
 
LAT...LON 4173 8350 4195 8337 4197 8328 4226 8317  
4233 8311 4239 8295 4266 8285 4272 8269  
4265 8255 4267 8254 4265 8251 4262 8260  
4262 8252 4261 8253 4254 8266 4237 8283  
4230 8309 4205 8315 4196 8311 4172 8341  
TIME...MOT...LOC 1936Z 239DEG 32KT 4284 8337 4217 8359 4138 8399  
 
HAIL...<.75IN  
WIND...40KTS  
 

 
 
TF  
 
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