Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
215 PM EST Sun Nov 30 2025
LMZ323-341-342-344>346-010315-
/O.CAN.KAPX.GL.W.0031.000000T0000Z-251130T2100Z/
/O.EXA.KAPX.SC.Y.0117.000000T0000Z-251201T0900Z/
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-
215 PM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST MONDAY...
...GALE WARNING IS CANCELLED...
* WHAT...Highest gusts up to 30 kts from the northwest and
highest waves around 10 feet.
* WHERE...Portions of Lake Michigan.
* WHEN...Until 4 AM EST Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
215 PM EST Sun Nov 30 2025
LSZ321-322-010315-
/O.CON.KAPX.SC.Y.0117.000000T0000Z-251201T0900Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
215 PM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST MONDAY...
* WHAT...Highest gusts up to 30 kts from the north and highest
waves around 8 feet.
* WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point
Iroquois MI and St. Marys River Point Iroquois to E.
Potagannissing Bay.
* WHEN...Until 4 AM EST Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
1025 PM EST Sun Nov 30 2025
LMZ844>849-010500-
/O.CON.KGRR.SC.Y.0104.000000T0000Z-251201T0500Z/
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
1025 PM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...
* WHAT...Northwest winds to 25 knots and waves 5 to 8 feet.
* WHERE...St Joseph to Manistee.
* WHEN...Until midnight EST tonight.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
1002 PM EST Sun Nov 30 2025
LHZ421-442-443-011200-
/O.CON.KDTX.SC.Y.0089.000000T0000Z-251201T1200Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron MI-
1002 PM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...
* WHAT...Expect sustained winds up to 22 knots from the
northwest with gusts up to 28 knots. The largest significant
waves will be 6 feet with a potential maximum wave height of 8
feet.
* WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to
Inner Saginaw Bay, Harbor Beach to Port Sanilac MI and Port
Sanilac to Port Huron MI.
* WHEN...The maximum winds are expected around 10 PM EST Sunday
with the largest waves expected around 10 PM EST Sunday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
1002 PM EST Sun Nov 30 2025
LHZ441-011200-
/O.NEW.KDTX.SC.Y.0090.251201T0302Z-251201T1200Z/
Port Austin to Harbor Beach MI-
1002 PM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST MONDAY...
* WHAT...Expect sustained winds up to 24 knots from the
northwest with gusts up to 28 knots. The largest significant
waves will be 10 feet with a potential maximum wave height of
14 feet.
* WHERE...Port Austin to Harbor Beach MI.
* WHEN...The maximum winds are expected around 10 PM EST Sunday
with the largest waves expected around 10 PM EST Sunday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
945 PM EST Sun Nov 30 2025
LSZ248-010600-
/O.CON.KMQT.SC.Y.0189.000000T0000Z-251201T0600Z/
Huron Islands to Marquette MI-
945 PM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST MONDAY...
* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and
waves 3 to 6 ft occurring.
* WHERE...Huron Islands to Marquette MI.
* WHEN...Until 1 AM EST Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
945 PM EST Sun Nov 30 2025
LSZ249-011200-
/O.CON.KMQT.SC.Y.0189.000000T0000Z-251201T1200Z/
Marquette to Munising MI-
945 PM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...
* WHAT...West winds 10 to 20 kt with gusts up to 30 kt and waves
6 to 9 ft occurring.
* WHERE...Marquette to Munising MI.
* WHEN...Until 7 AM EST Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
945 PM EST Sun Nov 30 2025
LSZ250-011445-
/O.CON.KMQT.SC.Y.0189.000000T0000Z-251201T1800Z/
Munising to Grand Marais MI-
945 PM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST MONDAY...
* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves
6 to 9 ft occurring.
* WHERE...Munising to Grand Marais MI.
* WHEN...Until 1 PM EST Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
945 PM EST Sun Nov 30 2025
LSZ251-011445-
/O.CON.KMQT.SC.Y.0189.000000T0000Z-251201T1800Z/
Grand Marais to Whitefish Point MI-
945 PM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST MONDAY...
* WHAT...West winds 10 to 20 kt with gusts up to 30 kt and waves
6 to 9 ft occurring.
* WHERE...Grand Marais to Whitefish Point MI.
* WHEN...Until 1 PM EST Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
