


Special Marine Warning
Issued by NWS Gaylord, MI
Issued by NWS Gaylord, MI
757 WHUS53 KAPX 092149 SMWAPX LHZ347-348-361-362-092315- /O.NEW.KAPX.MA.W.0025.250609T2149Z-250609T2315Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Gaylord MI Issued by National Weather Service Detroit/Pontiac MI 549 PM EDT Mon Jun 9 2025 The National Weather Service in Gaylord has issued a * Special Marine Warning for... 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island... Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt to the US/Canadian border beyond 5 NM from shore... Lake Huron from Presque Isle Lt. to Sturgeon Point MI 5NM off shore to US/Canadian border... Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary... * Until 715 PM EDT. * At 548 PM EDT, strong thunderstorms were located along a line extending from 8 nm northeast of Forty Mile Point to 10 nm southwest of Observatory Point to 22 nm west of Alpena, moving northeast at 40 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Rogers City, Middle Island, Alpena, Observatory Point, Presque Isle Light, Adams Point, and Forty Mile Point. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4509 8311 4503 8351 4508 8349 4512 8338 4522 8347 4528 8348 4531 8361 4537 8373 4537 8382 4544 8394 4545 8405 4550 8403 4585 8377 4585 8366 4583 8359 4582 8359 4554 8298 TIME...MOT...LOC 2148Z 210DEG 39KT 4556 8376 4523 8380 4497 8394 HAIL...<.75IN WIND...>34KTS $$ Mann