Alert archive / Michigan / Gale Warnings in 2021

Gale Warning 28, NWS Detroit, MI

December 21, 2021

NWS Detroit, MI issued this gale warning at Dec 21, 2021, 3:06 AM EST. It took effect at Dec 22, 2021, 1:00 AM EST. It was in force for 15 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 21, 2021, 3:06 AM EST (08:06 UTC)
In effect from
Dec 22, 2021, 1:00 AM EST
Expired
Dec 22, 2021, 4:00 PM EST
In force
15 hr
Issued by
NWS Detroit, MI

The text

As transmitted.

804 
WHUS73 KDTX 210806
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
306 AM EST Tue Dec 21 2021

LHZ361>363-212100-
/O.NEW.KDTX.GL.W.0028.211222T0600Z-211222T2100Z/
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-
306 AM EST Tue Dec 21 2021

...GALE WARNING IN EFFECT FROM 1 AM TO 4 PM EST WEDNESDAY...

* WHAT...Expect sustained winds up to 29 knots from the 
  northwest with gusts up to 39 knots. The largest significant 
  waves will be 10 feet with a potential maximum wave height of 
  14 feet.

* WHERE...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 and Lake Huron 
  from Sturgeon Point to Alabaster MI beyond 5NM off shore.

* WHEN...The maximum winds are expected around 6 AM EST 
  Wednesday with the largest waves expected around 10 AM EST 
  Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ421-441-462-212100-
/O.NEW.KDTX.GL.W.0028.211222T0600Z-211222T2100Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
306 AM EST Tue Dec 21 2021

...GALE WARNING IN EFFECT FROM 1 AM TO 4 PM EST WEDNESDAY...

* WHAT...Expect sustained winds up to 28 knots from the west with
  gusts up to 35 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 and Lake 
  Huron from Port Austin to Harbor Beach beyond 5NM Off Shore.

* WHEN...The maximum winds are expected around 9 AM EST 
  Wednesday with the largest waves expected around 11 AM EST 
  Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ422-442-443-212100-
/O.NEW.KDTX.SC.Y.0089.211222T0600Z-211222T2100Z/
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
306 AM EST Tue Dec 21 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM TO 4 PM EST
WEDNESDAY...

* WHAT...Expect sustained winds up to 22 knots from the west 
  with gusts up to 32 knots. The largest significant waves will 
  be 3 feet with a potential maximum wave height of 4 feet.

* WHERE...Inner Saginaw Bay SW of Point Au Gres to Bay Port MI, 
  Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron 
  MI.

* WHEN...The maximum winds are expected around 9 AM EST 
  Wednesday with the largest waves expected around 11 AM EST 
  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.

&&

$$
5 follow-up statements
738 
WHUS73 KDTX 211432
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
932 AM EST Tue Dec 21 2021

LHZ442-220345-
/O.UPG.KDTX.SC.Y.0089.211222T0600Z-211222T2100Z/
/O.EXA.KDTX.GL.W.0028.211222T0600Z-211222T2100Z/
Harbor Beach to Port Sanilac MI-
932 AM EST Tue Dec 21 2021

...GALE WARNING IN EFFECT FROM 1 AM TO 4 PM EST WEDNESDAY...

* WHAT...Expect sustained winds up to 22 knots from the west 
  with gusts up to 37 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.

* WHEN...The maximum winds are expected around 7 AM EST 
  Wednesday with the largest waves expected around 11 AM EST 
  Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ463-220345-
/O.EXA.KDTX.GL.W.0028.211222T0600Z-211222T2100Z/
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
932 AM EST Tue Dec 21 2021

...GALE WARNING IN EFFECT FROM 1 AM TO 4 PM EST WEDNESDAY...

* WHAT...Expect sustained winds up to 27 knots from the west 
  with gusts up to 39 knots. The largest significant waves will 
  be 9 feet with a potential maximum wave height of 13 feet.

* WHERE...Lake Huron from Harbor Beach to Port Sanilac beyond 
  5NM Off Shore.

* WHEN...The maximum winds are expected around 7 AM EST 
  Wednesday with the largest waves expected around 11 AM EST 
  Wednesday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ361>363-220345-
/O.CON.KDTX.GL.W.0028.211222T0600Z-211222T2100Z/
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-
932 AM EST Tue Dec 21 2021

...GALE WARNING REMAINS IN EFFECT FROM 1 AM TO 4 PM EST
WEDNESDAY...

* WHAT...Expect sustained winds up to 30 knots from the 
  northwest with gusts up to 42 knots. The largest significant 
  waves will be 10 feet with a potential maximum wave height of 
  14 feet.

* WHERE...Lake Huron from 5NM east of Mackinac Bridge to Presque 
  Isle Lt beyond 5 NM off shore, Lake Huron from Sturgeon Point 
  to Alabaster MI beyond 5NM off shore and Lake Huron from 
  Presque Isle Light to Sturgeon Point MI beyond 5NM off shore.

* WHEN...The maximum winds are expected around 7 AM EST 
  Wednesday with the largest waves expected around 10 AM EST 
  Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ421-441-462-220345-
/O.CON.KDTX.GL.W.0028.211222T0600Z-211222T2100Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
932 AM EST Tue Dec 21 2021

...GALE WARNING REMAINS IN EFFECT FROM 1 AM TO 4 PM EST
WEDNESDAY...

* WHAT...Expect sustained winds up to 27 knots from the west 
  with gusts up to 41 knots. The largest significant waves will 
  be 9 feet with a potential maximum wave height of 13 feet.

* WHERE...Lake Huron from Port Austin to Harbor Beach beyond 5NM 
  Off Shore, Port Austin to Harbor Beach MI and Outer Saginaw 
  Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay.

* WHEN...The maximum winds are expected around 8 AM EST 
  Wednesday with the largest waves expected around 11 AM EST 
  Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ443-220345-
/O.EXT.KDTX.SC.Y.0089.211222T0500Z-211222T2100Z/
Port Sanilac to Port Huron MI-
932 AM EST Tue Dec 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
4 PM EST WEDNESDAY...

* WHAT...Expect sustained winds up to 20 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 4 feet.

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

* WHEN...The maximum winds are expected around 6 AM EST 
  Wednesday with the largest waves expected around 11 AM EST 
  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.

&&

$$

LHZ422-220345-
/O.EXT.KDTX.SC.Y.0089.211222T0100Z-211222T2100Z/
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
932 AM EST Tue Dec 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO
4 PM EST WEDNESDAY...

* WHAT...Expect sustained winds up to 25 knots from the west 
  with gusts up to 33 knots. The largest significant waves will 
  be 3 feet with a potential maximum wave height of 4 feet.

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

* WHEN...The maximum winds are expected around 6 AM EST 
  Wednesday with the largest waves expected around 3 AM EST 
  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.

&&

$$
790 
WHUS73 KDTX 220243
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
943 PM EST Tue Dec 21 2021

LHZ361>363-221530-
/O.CON.KDTX.GL.W.0028.211222T0600Z-211222T2100Z/
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-
943 PM EST Tue Dec 21 2021

...GALE WARNING REMAINS IN EFFECT FROM 1 AM TO 4 PM EST
WEDNESDAY...

* WHAT...Expect sustained winds up to 32 knots from the 
  northwest with gusts up to 41 knots. The largest significant 
  waves will be 11 feet with a potential maximum wave height of 
  16 feet.

* WHERE...Lake Huron from 5NM east of Mackinac Bridge to Presque 
  Isle Lt beyond 5 NM off shore, Lake Huron from Sturgeon Point 
  to Alabaster MI beyond 5NM off shore and Lake Huron from 
  Presque Isle Light to Sturgeon Point MI beyond 5NM off shore.

* WHEN...The maximum winds are expected around 6 AM EST 
  Wednesday with the largest waves expected around 8 AM EST 
  Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ421-441-442-462-463-221530-
/O.CON.KDTX.GL.W.0028.211222T0600Z-211222T2100Z/
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-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
943 PM EST Tue Dec 21 2021

...GALE WARNING REMAINS IN EFFECT FROM 1 AM TO 4 PM EST
WEDNESDAY...

* WHAT...Expect sustained winds up to 28 knots from the west 
  with gusts up to 36 knots. The largest significant waves will 
  be 9 feet with a potential maximum wave height of 13 feet.

* WHERE...Lake Huron from Port Austin to Harbor Beach beyond 5NM 
  Off Shore, Lake Huron from Harbor Beach to Port Sanilac beyond 
  5NM Off Shore, Port Austin to Harbor Beach MI, Harbor Beach to 
  Port Sanilac MI and Outer Saginaw Bay SW of Alabaster to Port 
  Austin MI to Inner Saginaw Bay.

* WHEN...The maximum winds are expected around 7 AM EST 
  Wednesday with the largest waves expected around 10 AM EST 
  Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ443-221530-
/O.CON.KDTX.SC.Y.0089.211222T0500Z-211222T2100Z/
Port Sanilac to Port Huron MI-
943 PM EST Tue Dec 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST
WEDNESDAY...

* WHAT...Expect sustained winds up to 22 knots from the west 
  with gusts up to 31 knots. The largest significant waves will 
  be 3 feet with a potential maximum wave height of 4 feet.

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

* WHEN...The maximum winds are expected around 6 AM EST 
  Wednesday with the largest waves expected around 12 PM EST 
  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.

&&

$$

LHZ422-221530-
/O.CON.KDTX.SC.Y.0089.000000T0000Z-211222T2100Z/
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
943 PM EST Tue Dec 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST
WEDNESDAY...

* WHAT...Expect sustained winds up to 26 knots from the west 
  with gusts up to 32 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.

* WHEN...The maximum winds are expected around 1 AM EST 
  Wednesday with the largest waves expected around 1 AM EST 
  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.

&&

$$
275 
WHUS73 KDTX 220854
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
354 AM EST Wed Dec 22 2021

LHZ361>363-221515-
/O.CON.KDTX.GL.W.0028.000000T0000Z-211222T2100Z/
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-
354 AM EST Wed Dec 22 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

* WHAT...Expect sustained winds up to 32 knots from the 
  northwest with gusts up to 41 knots. The largest significant 
  waves will be 12 feet with a potential maximum wave height of 
  17 feet.

* WHERE...Lake Huron from 5NM east of Mackinac Bridge to Presque 
  Isle Lt beyond 5 NM off shore, Lake Huron from Sturgeon Point 
  to Alabaster MI beyond 5NM off shore and Lake Huron from 
  Presque Isle Light to Sturgeon Point MI beyond 5NM off shore.

* WHEN...The maximum winds are expected around 6 AM EST 
  Wednesday with the largest waves expected around 9 AM EST 
  Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ421-441-442-462-463-221515-
/O.CON.KDTX.GL.W.0028.000000T0000Z-211222T2100Z/
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-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
354 AM EST Wed Dec 22 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

* WHAT...Expect sustained winds up to 28 knots from the west 
  with gusts up to 36 knots. The largest significant waves will 
  be 9 feet with a potential maximum wave height of 13 feet.

* WHERE...Lake Huron from Port Austin to Harbor Beach beyond 5NM 
  Off Shore, Lake Huron from Harbor Beach to Port Sanilac beyond 
  5NM Off Shore, Port Austin to Harbor Beach MI, Harbor Beach to 
  Port Sanilac MI and Outer Saginaw Bay SW of Alabaster to Port 
  Austin MI to Inner Saginaw Bay.

* WHEN...The maximum winds are expected around 7 AM EST 
  Wednesday with the largest waves expected around 10 AM EST 
  Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LEZ444-221500-
/O.NEW.KDTX.LO.Y.0008.211222T0900Z-211222T1500Z/
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
354 AM EST Wed Dec 22 2021

...LOW WATER ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING...

* WHAT...Abnormally low water levels expected.

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

* WHEN...Until 10 AM EST this morning. 

* IMPACTS...Below normal water levels will result in hazardous 
  navigating conditions.

* ADDITIONAL DETAILS...West winds have caused water levels to fall
  to near the critical mark for safe navigation which is currently
  17 inches above low water datum. As of 340 AM, the water level
  at Toledo is 18.5 inches above low water datum and is forecast
  to continue to fall into the morning hours. Winds will diminish
  and shift to northwesterly near 10 AM today, allowing for waters
  to rise above the critical mark. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ443-221515-
/O.CON.KDTX.SC.Y.0089.000000T0000Z-211222T2100Z/
Port Sanilac to Port Huron MI-
354 AM EST Wed Dec 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...

* WHAT...Expect sustained winds up to 22 knots from the west 
  with gusts up to 31 knots. The largest significant waves will 
  be 3 feet with a potential maximum wave height of 4 feet.

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

* WHEN...The maximum winds are expected around 5 AM EST 
  Wednesday with the largest waves expected around 9 AM EST 
  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.

&&

$$

LHZ422-221515-
/O.CON.KDTX.SC.Y.0089.000000T0000Z-211222T2100Z/
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
354 AM EST Wed Dec 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...

* WHAT...Expect sustained winds up to 25 knots from the west 
  with gusts up to 33 knots. The largest significant waves will 
  be 3 feet with a potential maximum wave height of 4 feet.

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

* WHEN...The maximum winds are expected around 3 AM EST 
  Wednesday with the largest waves expected around 3 AM EST 
  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.

&&

$$
843 
WHUS73 KDTX 221450
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
950 AM EST Wed Dec 22 2021

LEZ444-221600-
/O.EXP.KDTX.LO.Y.0008.000000T0000Z-211222T1500Z/
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
950 AM EST Wed Dec 22 2021

...LOW WATER ADVISORY WILL EXPIRE AT 10 AM EST THIS MORNING...

Water levels have returned to safe levels for shipping.

$$

LHZ361>363-222100-
/O.CON.KDTX.GL.W.0028.000000T0000Z-211222T2100Z/
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-
950 AM EST Wed Dec 22 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

* WHAT...Expect sustained winds up to 28 knots from the 
  northwest with gusts up to 34 knots. The largest significant 
  waves will be 11 feet with a potential maximum wave height of 
  16 feet.

* WHERE...Lake Huron from 5NM east of Mackinac Bridge to Presque 
  Isle Lt beyond 5 NM off shore, Lake Huron from Sturgeon Point 
  to Alabaster MI beyond 5NM off shore and Lake Huron from 
  Presque Isle Light to Sturgeon Point MI beyond 5NM off shore.

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ421-441-442-462-463-222100-
/O.CON.KDTX.GL.W.0028.000000T0000Z-211222T2100Z/
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-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
950 AM EST Wed Dec 22 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

* WHAT...Expect sustained winds up to 26 knots from the northwest
  with gusts up to 34 knots. The largest significant waves will 
  be 9 feet with a potential maximum wave height of 13 feet.

* WHERE...Lake Huron from Port Austin to Harbor Beach beyond 5NM 
  Off Shore, Lake Huron from Harbor Beach to Port Sanilac beyond 
  5NM Off Shore, Port Austin to Harbor Beach MI, Harbor Beach to 
  Port Sanilac MI and Outer Saginaw Bay SW of Alabaster to Port 
  Austin MI to Inner Saginaw Bay.

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ443-222100-
/O.CON.KDTX.SC.Y.0089.000000T0000Z-211222T2100Z/
Port Sanilac to Port Huron MI-
950 AM EST Wed Dec 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...

* WHAT...Expect sustained winds up to 20 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 4 feet.

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

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

&&

$$

LHZ422-222100-
/O.CON.KDTX.SC.Y.0089.000000T0000Z-211222T2100Z/
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
950 AM EST Wed Dec 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...

* WHAT...Expect sustained winds up to 21 knots from the west with
  gusts up to 30 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.

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

&&

$$
237 
WHUS73 KDTX 222044
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
344 PM EST Wed Dec 22 2021

LHZ421-441-442-230100-
/O.EXP.KDTX.GL.W.0028.000000T0000Z-211222T2100Z/
/O.EXB.KDTX.SC.Y.0089.211222T2100Z-211223T0100Z/
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-
344 PM EST Wed Dec 22 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EST THIS EVENING...
...GALE WARNING WILL EXPIRE AT 4 PM EST THIS AFTERNOON...

* WHAT...Expect sustained winds up to 18 knots from the west 
  with gusts up to 22 knots. The largest significant waves will 
  be 4 feet with a potential maximum wave height of 5 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 4 PM EST 
  Wednesday with the largest waves expected around 4 PM EST 
  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.

&&

$$

LHZ361>363-222145-
/O.EXP.KDTX.GL.W.0028.000000T0000Z-211222T2100Z/
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-
344 PM EST Wed Dec 22 2021

...GALE WARNING WILL EXPIRE AT 4 PM EST THIS AFTERNOON...

Northwest winds will continue to weaken this afternoon while
slowly turning west by this evening.

$$

LHZ462-463-222145-
/O.EXP.KDTX.GL.W.0028.000000T0000Z-211222T2100Z/
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
344 PM EST Wed Dec 22 2021

...GALE WARNING WILL EXPIRE AT 4 PM EST THIS AFTERNOON...

Northwest winds will continue to weaken this afternoon while
slowly turning west by this evening.

$$

LHZ443-222145-
/O.EXP.KDTX.SC.Y.0089.000000T0000Z-211222T2100Z/
Port Sanilac to Port Huron MI-
344 PM EST Wed Dec 22 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 PM EST THIS AFTERNOON...

Northwest winds will continue to weaken this afternoon while
slowly turning west by this evening.

$$

LHZ422-222145-
/O.EXP.KDTX.SC.Y.0089.000000T0000Z-211222T2100Z/
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
344 PM EST Wed Dec 22 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 PM EST THIS AFTERNOON...

Northwest winds will continue to weaken this afternoon while
slowly turning west by this evening.

$$

The office that day

Everything else NWS Detroit, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 21, 3:06 AM ESTSmall Craft AdvisoryDTX41 hr

Nearby

Gale Warnings in Michigan, 2021Every gale warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.