936
WHUS73 KDTX 120317
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
1017 PM EST Tue Nov 11 2025

LEZ444-121530-
/O.CON.KDTX.LO.Y.0008.000000T0000Z-251112T1200Z/
/O.CON.KDTX.SC.Y.0084.000000T0000Z-251113T0300Z/
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
1017 PM EST Tue Nov 11 2025

...LOW WATER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
WEDNESDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EST
WEDNESDAY...

* WHAT...During the Low Water Advisory, abnormally low water
  levels expected. During the Small Craft Advisory, expect
  sustained winds up to 25 knots from the southwest with gusts up
  to 30 knots. The largest significant waves will be 5 feet with
  a potential maximum wave height of 7 feet.

* WHERE...Michigan Waters of Lake Erie from Detroit River to
  North Cape MI.

* WHEN...The maximum winds and waves are expected tonight.

* IMPACTS...Conditions will be hazardous to small craft. Below
  normal water levels will result in hazardous navigating
  conditions.

* ADDITIONAL DETAILS...Southwest winds 15 to 25 knots will cause
  water levels to drop below the critical mark for safe navigation
  which is currently 5 inches below low water datum. The water
  level is forecast fall below the critical mark this afternoon
  before eventually falling to around 18 inches below low water
  datum tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Mariners should navigate shallow waters with extreme caution due
to below normal water levels.

&&

$$

LHZ422-121530-
/O.CON.KDTX.SC.Y.0084.000000T0000Z-251113T0900Z/
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
1017 PM EST Tue Nov 11 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
THURSDAY...

* WHAT...Expect sustained winds up to 25 knots from the west with
  gusts up to around 30 knots. The largest significant waves will
  be 3 feet with a potential maximum wave height of 5 feet.

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

* WHEN...The maximum winds and waves are expected 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.

&&

$$

LHZ421-441-121530-
/O.CON.KDTX.SC.Y.0083.000000T0000Z-251113T0900Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
1017 PM EST Tue Nov 11 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
THURSDAY...

* WHAT...Expect sustained winds up to 28 knots from the west
  with gusts up to 33 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 and waves are expected 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.

&&

$$

LHZ442-443-121530-
/O.CON.KDTX.SC.Y.0083.000000T0000Z-251113T0900Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
1017 PM EST Tue Nov 11 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
THURSDAY...

* WHAT...Expect sustained winds up to 23 knots from the west with
  gusts up to 30 knots. The largest significant waves will be 3
  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 Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LCZ460-121530-
/O.CON.KDTX.SC.Y.0084.000000T0000Z-251113T0300Z/
Lake St Clair-
1017 PM EST Tue Nov 11 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EST
WEDNESDAY...

* WHAT...Expect sustained winds up to 25 knots from the southwest
  with gusts up to 30 knots. The largest significant waves will be
  3 feet with a potential maximum wave height of 5 feet.

* WHERE...Lake St Clair.

* WHEN...The maximum winds and waves are expected 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.

&&

$$