337
WHUS53 KAPX 241612
SMWAPX
LHZ346-347-361-LSZ322-241715-
/O.NEW.KAPX.MA.W.0066.250724T1612Z-250724T1715Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
1212 PM EDT THU JUL 24 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...
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY...
* UNTIL 115 PM EDT.
* AT 1212 PM EDT, SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
WATERSPOUTS WERE LOCATED ALONG A LINE EXTENDING FROM NEAR LIME
ISLAND TO 10 NM NORTHEAST OF NINE MILE POINT TO NEAR HAMMOND BAY,
MOVING NORTHEAST AT 45 KNOTS.
HAZARD...WATERSPOUTS AND WIND GUSTS TO 40 KNOTS.
SOURCE...RADAR.
IMPACT...WATERSPOUTS CAN EASILY OVERTURN BOATS AND CREATE LOCALLY
HAZARDOUS SEAS. SMALL CRAFT COULD BE DAMAGED IN BRIEFLY
HIGHER WINDS AND SUDDENLY HIGHER WAVES.
* LOCATIONS IMPACTED INCLUDE...
DRUMMOND ISLAND, FALSE DETOUR CHANNEL, DE TOUR VILLAGE, HAMMOND
BAY, DETOUR VILLAGE, SAINT MARYS RIVER, LIME ISLAND, AND
POTAGANNISSING BAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO SAFE HARBOR IMMEDIATELY AS GUSTY WINDS AND HIGH WAVES ARE
EXPECTED.
LAT...LON 4606 8395 4606 8390 4612 8382 4610 8377
4612 8368 4611 8358 4600 8344 4582 8359
4576 8347 4548 8414 4552 8418 4569 8410
4602 8406 4613 8408 4614 8401
TIME...MOT...LOC 1612Z 235DEG 47KT 4609 8407 4573 8403 4556 8411
WATERSPOUT...POSSIBLE
HAIL...0.00IN
WIND...40KTS
JPB
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