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2025 [KDTX] DETROIT Small Craft (SC) Advisory (Y) Number 26

Listing of Counties/Parishes/Zones Included in Product

RADAR Composite at Issuance Time

Storm Based Warning History

835 
WHUS73 KDTX 301347
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
947 AM EDT Sun Mar 30 2025

LHZ421-441-310215-
/O.CAN.KDTX.SC.Y.0025.000000T0000Z-250330T2000Z/
/O.NEW.KDTX.SC.Y.0026.250331T1200Z-250401T2000Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
947 AM EDT Sun Mar 30 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM MONDAY TO 4 PM EDT
TUESDAY...
...SMALL CRAFT ADVISORY FOR THE REST OF TODAY IS CANCELLED...

* WHAT...Expect sustained winds up to 22 knots from the north 
  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 and Port Austin to Harbor Beach MI.

* WHEN...The maximum winds are expected around 10 PM EDT Monday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$

LHZ442-443-310215-
/O.NEW.KDTX.SC.Y.0026.250331T1800Z-250401T2000Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
947 AM EDT Sun Mar 30 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM MONDAY TO 4 PM EDT
TUESDAY...

* WHAT...Expect sustained winds up to 19 knots from the north 
  with gusts up to 24 knots. The largest significant waves will 
  be 5 feet with a potential maximum wave height of 7 feet.

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

* WHEN...The maximum winds are expected around 10 PM EDT Monday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$
615 
WHUS73 KDTX 310809
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
409 AM EDT Mon Mar 31 2025

LHZ421-441-312015-
/O.CON.KDTX.SC.Y.0026.250331T1200Z-250401T2000Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
409 AM EDT Mon Mar 31 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING
TO 4 PM EDT TUESDAY...

* WHAT...Expect sustained winds up to 22 knots from the north 
  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 and Port Austin to Harbor Beach MI.

* WHEN...The maximum winds are expected around 10 PM EDT Monday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$

LHZ442-443-312015-
/O.CON.KDTX.SC.Y.0026.250331T1800Z-250401T2000Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
409 AM EDT Mon Mar 31 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 4 PM EDT TUESDAY...

* WHAT...Expect sustained winds up to 19 knots from the north 
  with gusts up to 24 knots. The largest significant waves will 
  be 5 feet with a potential maximum wave height of 7 feet.

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

* WHEN...The maximum winds are expected around 10 PM EDT Monday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$
908 
WHUS73 KDTX 311954
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
354 PM EDT Mon Mar 31 2025

LHZ421-441-010830-
/O.CON.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
354 PM EDT Mon Mar 31 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT
TUESDAY...

* WHAT...Expect sustained winds up to 22 knots from the north 
  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 and Port Austin to Harbor Beach MI.

* WHEN...The maximum winds are expected around 10 PM EDT Monday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$

LHZ442-443-010830-
/O.CON.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
354 PM EDT Mon Mar 31 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT
TUESDAY...

* WHAT...Expect sustained winds up to 19 knots from the north 
  with gusts up to 24 knots. The largest significant waves will 
  be 5 feet with a potential maximum wave height of 7 feet.

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

* WHEN...The maximum winds are expected around 10 PM EDT Monday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$
540 
WHUS73 KDTX 010112
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
912 PM EDT Mon Mar 31 2025

LHZ421-441-011315-
/O.CON.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
/O.NEW.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
912 PM EDT Mon Mar 31 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT
TUESDAY...
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY
EVENING...

* WHAT...During the Small Craft Advisory, expect sustained winds 
  up to 21 knots from the north with gusts up to 26 knots. The 
  largest significant waves will be 6 feet with a potential 
  maximum wave height of 8 feet. During the Gale Watch, expect 
  sustained winds up to 31 knots from the southeast with gusts 
  up to 39 knots. The largest significant waves will be 8 feet 
  with a potential maximum wave height of 11 feet.

* WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to 
  Inner Saginaw Bay and Port Austin to Harbor Beach MI.

* WHEN...During the Small Craft Advisory, the maximum winds are 
  expected around 11 PM EDT Monday with the largest waves 
  expected around 11 PM EDT Monday. During the Gale Watch, the 
  maximum winds are expected around 8 AM EDT Wednesday with the 
  largest waves expected around 1 PM EDT Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$

LHZ442-443-011315-
/O.CON.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
/O.NEW.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
912 PM EDT Mon Mar 31 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT
TUESDAY...
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY
EVENING...

* WHAT...During the Small Craft Advisory, expect sustained winds 
  up to 17 knots from the north with gusts up to 23 knots. The 
  largest significant waves will be 5 feet with a potential 
  maximum wave height of 7 feet. During the Gale Watch, expect 
  sustained winds up to 29 knots from the southeast with gusts 
  up to 35 knots. The largest significant waves will be 9 feet 
  with a potential maximum wave height of 13 feet.

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

* WHEN...During the Small Craft Advisory, the maximum winds are 
  expected around 11 PM EDT Monday with the largest waves 
  expected around 11 PM EDT Monday. During the Gale Watch, the 
  maximum winds are expected around 10 AM EDT Wednesday with the 
  largest waves expected around 12 PM EDT Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$

LHZ361>363-422-462>464-011315-
/O.NEW.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
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-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
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-
912 PM EDT Mon Mar 31 2025

...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY
EVENING...

* WHAT...Expect sustained winds up to 33 knots from the 
  southeast with gusts up to 40 knots. The largest significant 
  waves will be 12 feet with a potential maximum wave height of 
  17 feet.

* WHERE...Portions of Lake Huron. 

* WHEN...The maximum winds are expected around 3 PM EDT 
  Wednesday with the largest waves expected around 4 PM EDT 
  Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$
409 
WHUS73 KDTX 011412
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
1012 AM EDT Tue Apr 1 2025

LHZ421-441-020230-
/O.CON.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
/O.CON.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
1012 AM EDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT THIS
AFTERNOON...
...GALE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...

* WHAT...During the Small Craft Advisory, expect sustained winds 
  up to 15 knots from the northeast with gusts up to 20 knots. 
  The largest significant waves will be 4 feet with a potential 
  maximum wave height of 5 feet. During the Gale Watch, expect 
  sustained winds up to 31 knots from the southeast with gusts 
  up to 39 knots. The largest significant waves will be 9 feet 
  with a potential maximum wave height of 13 feet.

* WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to 
  Inner Saginaw Bay and Port Austin to Harbor Beach MI.

* WHEN...During the Small Craft Advisory, the maximum winds are 
  expected around 3 PM EDT Tuesday with the largest waves 
  expected around 10 AM EDT Tuesday. During the Gale Watch, the 
  maximum winds are expected around 8 AM EDT Wednesday with the 
  largest waves expected around 12 PM EDT Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$

LHZ442-443-020230-
/O.CON.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
/O.CON.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
1012 AM EDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT THIS
AFTERNOON...
...GALE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...

* WHAT...During the Small Craft Advisory, expect sustained winds 
  up to 14 knots from the north with gusts up to 18 knots. The 
  largest significant waves will be 4 feet with a potential 
  maximum wave height of 5 feet. During the Gale Watch, expect 
  sustained winds up to 29 knots from the southeast with gusts 
  up to 37 knots. The largest significant waves will be 10 feet 
  with a potential maximum wave height of 14 feet.

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

* WHEN...During the Small Craft Advisory, the maximum winds are 
  expected around 12 PM EDT Tuesday with the largest waves 
  expected around 10 AM EDT Tuesday. During the Gale Watch, the 
  maximum winds are expected around 10 AM EDT Wednesday with the 
  largest waves expected around 12 PM EDT Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$

LHZ361>363-422-462>464-020230-
/O.CON.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
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-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
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-
1012 AM EDT Tue Apr 1 2025

...GALE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...

* WHAT...Expect sustained winds up to 33 knots from the 
  southeast with gusts up to 42 knots. The largest significant 
  waves will be 15 feet with a potential maximum wave height of 
  22 feet.

* WHERE...Portions of Lake Huron. 

* WHEN...The maximum winds are expected around 3 PM EDT 
  Wednesday with the largest waves expected around 4 PM EDT 
  Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$
985 
WHUS73 KDTX 011659
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
1259 PM EDT Tue Apr 1 2025

LHZ421-441>443-020500-
/O.CAN.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
/O.CON.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
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-Port Sanilac to Port Huron MI-
1259 PM EDT Tue Apr 1 2025

...GALE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...Expect sustained winds up to 31 knots from the 
  southeast with gusts up to 39 knots. The largest significant 
  waves will be 9 feet with a potential maximum wave height of 
  13 feet.

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

* WHEN...The maximum winds are expected around 8 AM EDT 
  Wednesday with the largest waves expected around 12 PM EDT 
  Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$

LHZ361>363-422-462>464-020500-
/O.CON.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
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-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
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-
1259 PM EDT Tue Apr 1 2025

...GALE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...

* WHAT...Expect sustained winds up to 33 knots from the 
  southeast with gusts up to 42 knots. The largest significant 
  waves will be 15 feet with a potential maximum wave height of 
  22 feet.

* WHERE...Portions of Lake Huron. 

* WHEN...The maximum winds are expected around 3 PM EDT 
  Wednesday with the largest waves expected around 4 PM EDT 
  Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$
Permalink to 202503301347-KDTX-WHUS73-MWWDTX
835 
WHUS73 KDTX 301347
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
947 AM EDT Sun Mar 30 2025

LHZ421-441-310215-
/O.CAN.KDTX.SC.Y.0025.000000T0000Z-250330T2000Z/
/O.NEW.KDTX.SC.Y.0026.250331T1200Z-250401T2000Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
947 AM EDT Sun Mar 30 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM MONDAY TO 4 PM EDT
TUESDAY...
...SMALL CRAFT ADVISORY FOR THE REST OF TODAY IS CANCELLED...

* WHAT...Expect sustained winds up to 22 knots from the north 
  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 and Port Austin to Harbor Beach MI.

* WHEN...The maximum winds are expected around 10 PM EDT Monday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$

LHZ442-443-310215-
/O.NEW.KDTX.SC.Y.0026.250331T1800Z-250401T2000Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
947 AM EDT Sun Mar 30 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM MONDAY TO 4 PM EDT
TUESDAY...

* WHAT...Expect sustained winds up to 19 knots from the north 
  with gusts up to 24 knots. The largest significant waves will 
  be 5 feet with a potential maximum wave height of 7 feet.

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

* WHEN...The maximum winds are expected around 10 PM EDT Monday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$
Permalink to 202503310809-KDTX-WHUS73-MWWDTX
615 
WHUS73 KDTX 310809
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
409 AM EDT Mon Mar 31 2025

LHZ421-441-312015-
/O.CON.KDTX.SC.Y.0026.250331T1200Z-250401T2000Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
409 AM EDT Mon Mar 31 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING
TO 4 PM EDT TUESDAY...

* WHAT...Expect sustained winds up to 22 knots from the north 
  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 and Port Austin to Harbor Beach MI.

* WHEN...The maximum winds are expected around 10 PM EDT Monday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$

LHZ442-443-312015-
/O.CON.KDTX.SC.Y.0026.250331T1800Z-250401T2000Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
409 AM EDT Mon Mar 31 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 4 PM EDT TUESDAY...

* WHAT...Expect sustained winds up to 19 knots from the north 
  with gusts up to 24 knots. The largest significant waves will 
  be 5 feet with a potential maximum wave height of 7 feet.

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

* WHEN...The maximum winds are expected around 10 PM EDT Monday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$
Permalink to 202503311954-KDTX-WHUS73-MWWDTX
908 
WHUS73 KDTX 311954
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
354 PM EDT Mon Mar 31 2025

LHZ421-441-010830-
/O.CON.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
354 PM EDT Mon Mar 31 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT
TUESDAY...

* WHAT...Expect sustained winds up to 22 knots from the north 
  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 and Port Austin to Harbor Beach MI.

* WHEN...The maximum winds are expected around 10 PM EDT Monday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$

LHZ442-443-010830-
/O.CON.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
354 PM EDT Mon Mar 31 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT
TUESDAY...

* WHAT...Expect sustained winds up to 19 knots from the north 
  with gusts up to 24 knots. The largest significant waves will 
  be 5 feet with a potential maximum wave height of 7 feet.

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

* WHEN...The maximum winds are expected around 10 PM EDT Monday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$
Permalink to 202504010112-KDTX-WHUS73-MWWDTX
540 
WHUS73 KDTX 010112
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
912 PM EDT Mon Mar 31 2025

LHZ421-441-011315-
/O.CON.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
/O.NEW.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
912 PM EDT Mon Mar 31 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT
TUESDAY...
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY
EVENING...

* WHAT...During the Small Craft Advisory, expect sustained winds 
  up to 21 knots from the north with gusts up to 26 knots. The 
  largest significant waves will be 6 feet with a potential 
  maximum wave height of 8 feet. During the Gale Watch, expect 
  sustained winds up to 31 knots from the southeast with gusts 
  up to 39 knots. The largest significant waves will be 8 feet 
  with a potential maximum wave height of 11 feet.

* WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to 
  Inner Saginaw Bay and Port Austin to Harbor Beach MI.

* WHEN...During the Small Craft Advisory, the maximum winds are 
  expected around 11 PM EDT Monday with the largest waves 
  expected around 11 PM EDT Monday. During the Gale Watch, the 
  maximum winds are expected around 8 AM EDT Wednesday with the 
  largest waves expected around 1 PM EDT Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$

LHZ442-443-011315-
/O.CON.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
/O.NEW.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
912 PM EDT Mon Mar 31 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT
TUESDAY...
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY
EVENING...

* WHAT...During the Small Craft Advisory, expect sustained winds 
  up to 17 knots from the north with gusts up to 23 knots. The 
  largest significant waves will be 5 feet with a potential 
  maximum wave height of 7 feet. During the Gale Watch, expect 
  sustained winds up to 29 knots from the southeast with gusts 
  up to 35 knots. The largest significant waves will be 9 feet 
  with a potential maximum wave height of 13 feet.

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

* WHEN...During the Small Craft Advisory, the maximum winds are 
  expected around 11 PM EDT Monday with the largest waves 
  expected around 11 PM EDT Monday. During the Gale Watch, the 
  maximum winds are expected around 10 AM EDT Wednesday with the 
  largest waves expected around 12 PM EDT Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$

LHZ361>363-422-462>464-011315-
/O.NEW.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
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-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
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-
912 PM EDT Mon Mar 31 2025

...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY
EVENING...

* WHAT...Expect sustained winds up to 33 knots from the 
  southeast with gusts up to 40 knots. The largest significant 
  waves will be 12 feet with a potential maximum wave height of 
  17 feet.

* WHERE...Portions of Lake Huron. 

* WHEN...The maximum winds are expected around 3 PM EDT 
  Wednesday with the largest waves expected around 4 PM EDT 
  Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$
Permalink to 202504011412-KDTX-WHUS73-MWWDTX
409 
WHUS73 KDTX 011412
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
1012 AM EDT Tue Apr 1 2025

LHZ421-441-020230-
/O.CON.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
/O.CON.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
1012 AM EDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT THIS
AFTERNOON...
...GALE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...

* WHAT...During the Small Craft Advisory, expect sustained winds 
  up to 15 knots from the northeast with gusts up to 20 knots. 
  The largest significant waves will be 4 feet with a potential 
  maximum wave height of 5 feet. During the Gale Watch, expect 
  sustained winds up to 31 knots from the southeast with gusts 
  up to 39 knots. The largest significant waves will be 9 feet 
  with a potential maximum wave height of 13 feet.

* WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to 
  Inner Saginaw Bay and Port Austin to Harbor Beach MI.

* WHEN...During the Small Craft Advisory, the maximum winds are 
  expected around 3 PM EDT Tuesday with the largest waves 
  expected around 10 AM EDT Tuesday. During the Gale Watch, the 
  maximum winds are expected around 8 AM EDT Wednesday with the 
  largest waves expected around 12 PM EDT Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$

LHZ442-443-020230-
/O.CON.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
/O.CON.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
1012 AM EDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT THIS
AFTERNOON...
...GALE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...

* WHAT...During the Small Craft Advisory, expect sustained winds 
  up to 14 knots from the north with gusts up to 18 knots. The 
  largest significant waves will be 4 feet with a potential 
  maximum wave height of 5 feet. During the Gale Watch, expect 
  sustained winds up to 29 knots from the southeast with gusts 
  up to 37 knots. The largest significant waves will be 10 feet 
  with a potential maximum wave height of 14 feet.

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

* WHEN...During the Small Craft Advisory, the maximum winds are 
  expected around 12 PM EDT Tuesday with the largest waves 
  expected around 10 AM EDT Tuesday. During the Gale Watch, the 
  maximum winds are expected around 10 AM EDT Wednesday with the 
  largest waves expected around 12 PM EDT Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$

LHZ361>363-422-462>464-020230-
/O.CON.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
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-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
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-
1012 AM EDT Tue Apr 1 2025

...GALE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...

* WHAT...Expect sustained winds up to 33 knots from the 
  southeast with gusts up to 42 knots. The largest significant 
  waves will be 15 feet with a potential maximum wave height of 
  22 feet.

* WHERE...Portions of Lake Huron. 

* WHEN...The maximum winds are expected around 3 PM EDT 
  Wednesday with the largest waves expected around 4 PM EDT 
  Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$
Permalink to 202504011659-KDTX-WHUS73-MWWDTX
985 
WHUS73 KDTX 011659
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
1259 PM EDT Tue Apr 1 2025

LHZ421-441>443-020500-
/O.CAN.KDTX.SC.Y.0026.000000T0000Z-250401T2000Z/
/O.CON.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
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-Port Sanilac to Port Huron MI-
1259 PM EDT Tue Apr 1 2025

...GALE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...Expect sustained winds up to 31 knots from the 
  southeast with gusts up to 39 knots. The largest significant 
  waves will be 9 feet with a potential maximum wave height of 
  13 feet.

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

* WHEN...The maximum winds are expected around 8 AM EDT 
  Wednesday with the largest waves expected around 12 PM EDT 
  Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$

LHZ361>363-422-462>464-020500-
/O.CON.KDTX.GL.A.0011.250402T0800Z-250403T0200Z/
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-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
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-
1259 PM EDT Tue Apr 1 2025

...GALE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...

* WHAT...Expect sustained winds up to 33 knots from the 
  southeast with gusts up to 42 knots. The largest significant 
  waves will be 15 feet with a potential maximum wave height of 
  22 feet.

* WHERE...Portions of Lake Huron. 

* WHEN...The maximum winds are expected around 3 PM EDT 
  Wednesday with the largest waves expected around 4 PM EDT 
  Wednesday.

* IMPACTS...Strong winds can cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$

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