660
WHUS73 KDTX 040250
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
950 PM EST Mon Nov 3 2025

LHZ421-441-041500-
/O.EXP.KDTX.GL.W.0022.000000T0000Z-251104T0300Z/
/O.EXB.KDTX.SC.Y.0079.251104T0300Z-251104T1500Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
950 PM EST Mon Nov 3 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST TUESDAY...
...GALE WARNING WILL EXPIRE AT 10 PM EST THIS EVENING...

* WHAT...Expect sustained winds up to 26 knots from the west
  with gusts up to 30 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 and Port Austin to Harbor Beach MI.

* WHEN...The maximum winds are expected around 10 PM EST Monday
  with the largest waves expected around 10 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.

&&

$$

LHZ361>363-462>464-040400-
/O.EXP.KDTX.GL.W.0022.000000T0000Z-251104T0300Z/
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond
5NM off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
950 PM EST Mon Nov 3 2025

...GALE WARNING WILL EXPIRE AT 10 PM EST THIS EVENING...

Winds have weakened below gales.

$$

LEZ444-040400-
/O.EXP.KDTX.LO.Y.0007.000000T0000Z-251104T0300Z/
/O.EXP.KDTX.SC.Y.0079.000000T0000Z-251104T0300Z/
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
950 PM EST Mon Nov 3 2025

...LOW WATER ADVISORY WILL EXPIRE AT 10 PM EST THIS EVENING...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 10 PM EST THIS EVENING...

Winds have decreased below hazardous small craft conditions and
lake levels have risen.

$$

LCZ460-040400-
/O.EXP.KDTX.SC.Y.0079.000000T0000Z-251104T0300Z/
Lake St Clair-
950 PM EST Mon Nov 3 2025

...SMALL CRAFT ADVISORY WILL EXPIRE AT 10 PM EST THIS EVENING...

Winds have decreased below hazardous small craft conditions.

$$

LHZ442-443-040400-
/O.EXT.KDTX.SC.Y.0079.000000T0000Z-251104T0300Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
950 PM EST Mon Nov 3 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM EST THIS
EVENING...

* WHAT...Expect sustained winds up to 22 knots from the west
  with gusts up to 33 knots. The largest significant waves will
  be 4 feet with a potential maximum wave height of 5 feet.

* WHERE...Harbor Beach to Port Sanilac MI and Port Sanilac to
  Port Huron MI.

* WHEN...The maximum winds are expected around 9 PM EST Monday
  with the largest waves expected around 9 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.

&&

$$

LHZ422-040500-
/O.CON.KDTX.SC.Y.0079.000000T0000Z-251104T0500Z/
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
950 PM EST Mon Nov 3 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...

* WHAT...Expect sustained winds up to 24 knots from the west
  with gusts up to 33 knots. The largest significant waves will
  be 5 feet with a potential maximum wave height of 7 feet.

* WHERE...Inner Saginaw Bay SW of Point Au Gres to Bay Port MI.

* WHEN...The maximum winds are expected around 9 AM EST Monday
  with the largest waves expected around 9 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.

&&

$$