


Special Marine Warning
Issued by NWS Detroit/Pontiac, MI
Issued by NWS Detroit/Pontiac, MI
498 WHUS53 KDTX 250026 SMWDTX LCZ422-423-460-250130- /O.NEW.KDTX.MA.W.0055.250725T0026Z-250725T0130Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Detroit/Pontiac MI 826 PM EDT Thu Jul 24 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)... St. Clair River... * Until 930 PM EDT. * At 826 PM EDT, a strong thunderstorm was located 7 nm northwest of St. Clair Shores, moving east at 35 knots. HAZARD...Wind gusts to nearly 50 knots. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * The strong thunderstorm will be near... St. Clair Shores around 830 PM EDT. Mt Clemens Harbor Of Refuge and Metro Beach Metropark Marina around 835 PM EDT. St Clair Flats Old Channel Light around 840 PM EDT. Algonac around 850 PM EDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4261 8252 4255 8259 4254 8266 4237 8283 4232 8307 4234 8307 4241 8293 4254 8291 4266 8285 4272 8269 4270 8261 4269 8260 4265 8259 4265 8255 4276 8251 4289 8252 4290 8247 4276 8247 TIME...MOT...LOC 0026Z 272DEG 36KT 4259 8300 HAIL...0.00IN WIND...49KTS $$ MV