Marine Weather Message
Issued by NWS Gaylord, MI

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465
WHUS73 KAPX 170241
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1041 PM EDT Thu Oct 16 2025

LMZ323-341-342-344>346-171045-
/O.CON.KAPX.SC.Y.0098.251017T1200Z-251018T1000Z/
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge-
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-
1041 PM EDT Thu Oct 16 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM FRIDAY TO
6 AM EDT SATURDAY...

* WHAT...Highest gusts up to 30 kts from the south and highest
  waves around 8 feet expected.

* WHERE...Portions of Lake Michigan.

* WHEN...From 8 AM Friday to 6 AM EDT Saturday.

* 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>349-171045-
/O.CON.KAPX.SC.Y.0098.251017T1500Z-251018T1000Z/
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-
1041 PM EDT Thu Oct 16 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM FRIDAY TO
6 AM EDT SATURDAY...

* WHAT...Highest gusts up to 30 kts from the south and highest
  waves around 7 feet expected.

* 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...From 11 AM Friday to 6 AM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LSZ321-171045-
/O.CON.KAPX.SC.Y.0098.251017T1500Z-251018T1000Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
1041 PM EDT Thu Oct 16 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM FRIDAY TO
6 AM EDT SATURDAY...

* WHAT...Highest gusts up to 25 kts from the south and highest
  waves around 4 feet expected.

* WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point
  Iroquois MI.

* WHEN...From 11 AM Friday to 6 AM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$