727
WHUS73 KAPX 171837
MWWAPX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
137 PM EST MON NOV 17 2025
LHZ345-LMZ323-342-344>346-172100-
/O.CON.KAPX.SC.Y.0112.000000T0000Z-251117T2100Z/
STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
POINT BETSIE TO SLEEPING BEAR POINT MI-
MANISTEE TO POINT BETSIE MI-
137 PM EST MON NOV 17 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...
* WHAT...HIGHEST GUSTS UP TO 25 KTS FROM THE NORTHWEST AND
HIGHEST WAVES AROUND 4 FEET.
* WHERE...PORTIONS OF LAKE HURON AND LAKE MICHIGAN.
* WHEN...UNTIL 4 PM EST THIS AFTERNOON.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LHZ346>349-180000-
/O.CON.KAPX.SC.Y.0112.000000T0000Z-251118T0000Z/
ST IGNACE TO FALSE DETOUR CHANNEL-
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-STURGEON PT TO ALABASTER MI-
137 PM EST MON NOV 17 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
* WHAT...HIGHEST GUSTS UP TO 30 KTS FROM THE NORTHWEST AND
HIGHEST WAVES AROUND 5 FEET.
* WHERE...ST IGNACE TO FALSE DETOUR CHANNEL, 5NM EAST OF
MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING BOIS BLANC
ISLAND, PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER
BAY NATIONAL MARINE SANCTUARY AND STURGEON PT TO ALABASTER MI.
* WHEN...UNTIL 7 PM EST THIS EVENING.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LSZ321-180245-
/O.CON.KAPX.SC.Y.0112.000000T0000Z-251118T0300Z/
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
137 PM EST MON NOV 17 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EST THIS
EVENING...
* WHAT...HIGHEST GUSTS UP TO 30 KTS FROM THE NORTHWEST AND
HIGHEST WAVES AROUND 6 FEET.
* WHERE...WHITEFISH BAY (U. S. PORTION)/WHITEFISH POINT TO POINT
IROQUOIS MI.
* WHEN...UNTIL 10 PM EST THIS EVENING.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
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