233  
WHUS53 KDTX 172222  
SMWDTX  
LHZ441-442-462-463-180000-  
/O.NEW.KDTX.MA.W.0023.260517T2222Z-260518T0000Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
622 PM EDT SUN MAY 17 2026  
 
THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
HARBOR BEACH TO PORT SANILAC MI...  
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC 5NM OFF SHORE TO  
US/CANADIAN BORDER...  
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH 5NM OFF SHORE TO THE  
US/CANADIAN BORDER...  
PORT AUSTIN TO HARBOR BEACH MI...  
 
* UNTIL 800 PM EDT.  
 
* AT 622 PM EDT, A SEVERE THUNDERSTORM WAS LOCATED 11 NM SOUTHWEST OF  
HARBOR BEACH, MOVING EAST AT 15 KNOTS.  
 
HAZARD...WIND GUSTS TO NEARLY 50 KNOTS 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.  
 
* THE SEVERE THUNDERSTORM WILL BE NEAR...  
HARBOR BEACH AROUND 645 PM EDT.  
 
OTHER LOCATIONS IMPACTED BY THE SEVERE THUNDERSTORM INCLUDE WHITE  
ROCK.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.  
 

 
 
LAT...LON 4417 8227 4365 8215 4366 8264 4378 8266  
4398 8279 4403 8290 4418 8280  
TIME...MOT...LOC 2222Z 251DEG 17KT 4377 8291  
 
HAIL...>.75IN  
WIND...49KTS  
 

 
 
SC  
 
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