Expires:202506211515;Remove:202506211515;128786 WHUS53 KAPX 211343 SMWAPX LHZ345>347-361-211515- /O.NEW.KAPX.MA.W.0031.250621T1343Z-250621T1515Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Gaylord MI 943 AM EDT Sat Jun 21 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... St Ignace to False Detour Channel... Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island... * Until 1115 AM EDT. * At 942 AM EDT, severe thunderstorms were located along a line extending from near Sturgeon Bay to near Point Nipigon to 6 nm southwest of Hammond Bay, moving east at 45 knots. HAZARD...Wind gusts to 40 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. * Locations impacted include... Cheboygan, Mackinac Island, False Detour Channel, Hammond Bay, Beaver Tail Point, Cecil Bay, Point Nipigon, The Mackinac Bridge, Nine Mile Point, Bois Blanc Island, De Tour Village, Saint Ignace, Saint Martin Island, Mackinac Bridge, Marquette Island, Saint Marys River, Forty Mile Point, Cordwood Point, and Detour Village. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters should seek safe harbor immediately until these storms pass. Wind gusts to 40 knots, large hail, high waves, dangerous lightning, and heavy rain are possible with these storms. && LAT...LON 4552 8328 4543 8391 4545 8410 4560 8426 4561 8449 4574 8473 4571 8481 4593 8482 4591 8479 4604 8475 4609 8468 4604 8446 4602 8406 4604 8407 4602 8392 4598 8390 4601 8386 4596 8347 4582 8359 4562 8315 TIME...MOT...LOC 1342Z 255DEG 44KT 4572 8489 4563 8465 4544 8419 HAIL...>.75IN WIND...40KTS $$ JPB