Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
936 AM EST Fri Nov 7 2025
LMZ844>849-072245-
/O.CAN.KGRR.GL.W.0022.000000T0000Z-251107T1500Z/
/O.NEW.KGRR.SC.Y.0095.251107T1436Z-251108T1100Z/
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-
936 AM EST Fri Nov 7 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST SATURDAY...
...GALE WARNING IS CANCELLED...
* WHAT...Northwest winds 15 to 25 knots with gusts up to 30
knots and waves 5 to 8 feet.
* WHERE...St Joseph to Manistee.
* WHEN...Until 6 AM EST 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.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
935 AM EST Fri Nov 7 2025
LHZ421-441-442-080300-
/O.CON.KDTX.SC.Y.0082.000000T0000Z-251108T1500Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
Harbor Beach to Port Sanilac MI-
935 AM EST Fri Nov 7 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
SATURDAY...
* WHAT...Expect sustained winds up to 24 knots from the west
with gusts up to 31 knots. The largest significant waves will
be 5 feet with a potential maximum wave height of 7 feet.
* WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to
Inner Saginaw Bay, Port Austin to Harbor Beach MI and Harbor
Beach to Port Sanilac MI.
* WHEN...The maximum winds are expected around 9 AM EST Friday
with the largest waves expected around 6 PM EST Friday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
935 AM EST Fri Nov 7 2025
LHZ422-443-080300-
/O.CON.KDTX.SC.Y.0082.000000T0000Z-251108T0900Z/
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Sanilac to Port Huron MI-
935 AM EST Fri Nov 7 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
SATURDAY...
* WHAT...Expect sustained winds up to 24 knots from the west
with gusts up to 31 knots. The largest significant waves will
be 4 feet with a potential maximum wave height of 5 feet.
* WHERE...Inner Saginaw Bay SW of Point Au Gres to Bay Port MI
and Port Sanilac to Port Huron MI.
* WHEN...The maximum winds are expected around 9 AM EST Friday
with the largest waves expected around 9 AM EST Friday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
602 AM EST Fri Nov 7 2025
LHZ345>349-072130-
/O.CON.KAPX.SC.Y.0107.000000T0000Z-251108T1000Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
602 AM EST Fri Nov 7 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
SATURDAY...
* WHAT...Highest gusts up to 30 kts from the west and highest
waves around 9 feet.
* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge
including Mackinac Island, St Ignace to False Detour Channel,
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI
Including Thunder Bay National Marine Sanctuary and Sturgeon
Pt to Alabaster MI.
* WHEN...Until 5 AM EST Saturday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
602 AM EST Fri Nov 7 2025
LMZ344>346-072130-
/O.CAN.KAPX.GL.W.0027.000000T0000Z-251107T1200Z/
/O.EXA.KAPX.SC.Y.0107.000000T0000Z-251108T1000Z/
Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
602 AM EST Fri Nov 7 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST SATURDAY...
...GALE WARNING IS CANCELLED...
* WHAT...Highest gusts up to 30 kts from the northwest and
highest waves around 9 feet.
* WHERE...Sleeping Bear Point to Grand Traverse Light MI, Point
Betsie to Sleeping Bear Point MI and Manistee to Point Betsie
MI.
* WHEN...Until 5 AM EST 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.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Northern Indiana
413 AM EST Fri Nov 7 2025
LMZ043-046-071715-
/O.CON.KIWX.SC.Y.0067.000000T0000Z-251108T0900Z/
New Buffalo MI to St Joseph MI-Michigan City IN to New Buffalo MI-
413 AM EST Fri Nov 7 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
SATURDAY...
* WHAT...Southwest winds 15 to 25 knots becoming west 10 to 20
knots in the afternoon. West winds 10 to 20 knots with gusts up
to 25 knots tonight becoming north. Waves 3 to 6 feet today and
tonight, highest north of New Buffalo, MI.
* WHERE...Michigan City IN to St Joseph MI.
* WHEN...Until 4 AM EST Saturday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
MCD
