Alert archive / Michigan / Gale Warnings in 2021

Gale Warning 18, NWS Detroit, MI

November 20, 2021

NWS Detroit, MI issued this gale warning at Nov 20, 2021, 3:44 PM EST. It took effect at Nov 21, 2021, 4:00 PM EST. It was in force for 24 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
Nov 20, 2021, 3:44 PM EST (20:44 UTC)
In effect from
Nov 21, 2021, 4:00 PM EST
Expired
Nov 22, 2021, 4:00 PM EST
In force
24 hr
Issued by
NWS Detroit, MI

The text

As transmitted.

298 
WHUS73 KDTX 202044
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
344 PM EST Sat Nov 20 2021

LHZ421-441-442-210900-
/O.EXP.KDTX.SC.Y.0072.000000T0000Z-211120T2100Z/
/O.UPG.KDTX.GL.A.0014.211121T2100Z-211122T1500Z/
/O.NEW.KDTX.GL.W.0018.211122T0000Z-211122T1500Z/
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 Sat Nov 20 2021

...GALE WARNING IN EFFECT FROM 7 PM SUNDAY TO 10 AM EST MONDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 PM EST THIS AFTERNOON...

* WHAT...Expect sustained winds up to 24 knots from the west 
  with gusts up to 35 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 10 PM EST Sunday 
  with the largest waves expected around 12 AM EST Monday.

* 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>363-210900-
/O.UPG.KDTX.GL.A.0014.211121T2100Z-211122T1500Z/
/O.NEW.KDTX.GL.W.0018.211121T2100Z-211122T1500Z/
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 Sat Nov 20 2021

...GALE WARNING IN EFFECT FROM 4 PM SUNDAY TO 10 AM EST MONDAY...

* WHAT...Expect sustained winds up to 30 knots from the west 
  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 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 11 PM EST Sunday 
  with the largest waves expected around 4 AM EST Monday.

* 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.

&&

$$

LHZ422-443-462>464-210900-
/O.UPG.KDTX.GL.A.0014.211121T2100Z-211122T1500Z/
/O.NEW.KDTX.GL.W.0018.211122T0000Z-211122T1500Z/
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Sanilac to Port Huron 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-
344 PM EST Sat Nov 20 2021

...GALE WARNING IN EFFECT FROM 7 PM SUNDAY TO 10 AM EST MONDAY...

* WHAT...Expect sustained winds up to 27 knots from the west 
  with gusts up to 36 knots. The largest significant waves will 
  be 8 feet with a potential maximum wave height of 11 feet.

* WHERE...Inner Saginaw Bay SW of Point Au Gres to Bay Port MI, 
  Port Sanilac to Port Huron 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 and Lake Huron from 
  Port Sanilac to Port Huron beyond 5NM Off Shore.

* WHEN...The maximum winds are expected around 11 PM EST Sunday 
  with the largest waves expected around 3 AM EST Monday.

* 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.

&&

$$

LCZ460-LEZ444-210900-
/O.NEW.KDTX.SC.Y.0073.211122T0000Z-211122T1500Z/
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
344 PM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM SUNDAY TO 10 AM EST
MONDAY...

* WHAT...Expect sustained winds up to 20 knots from the west 
  with gusts up to 31 knots. The largest significant waves will 
  be 2 feet with a potential maximum wave height of 3 feet.

* WHERE...In Lake St Clair, Lake St Clair. In Lake Erie, 
  Michigan Waters of Lake Erie from Detroit River to North Cape 
  MI.

* WHEN...The maximum winds are expected around 10 PM EST Sunday 
  with the largest waves expected around 8 PM EST Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

IRL
7 follow-up statements
718 
WHUS73 KDTX 210156
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
856 PM EST Sat Nov 20 2021

LHZ361>363-210900-
/O.CON.KDTX.GL.W.0018.211121T2100Z-211122T1500Z/
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-
856 PM EST Sat Nov 20 2021

...GALE WARNING REMAINS IN EFFECT FROM 4 PM SUNDAY TO 10 AM EST
MONDAY...

* WHAT...Expect sustained winds up to 30 knots from the west 
  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 11 PM EST Sunday 
  with the largest waves expected around 4 AM EST Monday.

* 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.

&&

$$

LHZ421-422-441>443-462>464-210900-
/O.CON.KDTX.GL.W.0018.211122T0000Z-211122T1500Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron 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-
856 PM EST Sat Nov 20 2021

...GALE WARNING REMAINS IN EFFECT FROM 7 PM SUNDAY TO 10 AM EST
MONDAY...

* WHAT...Expect sustained winds up to 26 knots from the west 
  with gusts up to 36 knots. The largest significant waves will 
  be 7 feet with a potential maximum wave height of 10 feet.

* WHERE...Portions of Lake Huron including Saginaw Bay. 

* WHEN...The maximum winds are expected around 11 PM EST Sunday 
  with the largest waves expected around 3 AM EST Monday.

* 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.

&&

$$

LCZ460-LEZ444-210900-
/O.CON.KDTX.SC.Y.0073.211122T0000Z-211122T1500Z/
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
856 PM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM SUNDAY TO
10 AM EST MONDAY...

* WHAT...Expect sustained winds up to 20 knots from the west 
  with gusts up to 31 knots. The largest significant waves will 
  be 2 feet with a potential maximum wave height of 3 feet.

* WHERE...In Lake St Clair, Lake St Clair. In Lake Erie, 
  Michigan Waters of Lake Erie from Detroit River to North Cape 
  MI.

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

IRL
122 
WHUS73 KDTX 210842
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
342 AM EST Sun Nov 21 2021

LHZ361>363-212130-
/O.CON.KDTX.GL.W.0018.211121T2100Z-211122T1500Z/
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-
342 AM EST Sun Nov 21 2021

...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 AM EST MONDAY...

* WHAT...Expect sustained winds up to 31 knots from the west 
  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 11 PM EST Sunday 
  with the largest waves expected around 4 AM EST Monday.

* 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.

&&

$$

LHZ421-422-441>443-462>464-212130-
/O.CON.KDTX.GL.W.0018.211122T0000Z-211122T1500Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron 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-
342 AM EST Sun Nov 21 2021

...GALE WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 10 AM
EST MONDAY...

* WHAT...Expect sustained winds up to 26 knots from the west 
  with gusts up to 36 knots. The largest significant waves will 
  be 7 feet with a potential maximum wave height of 10 feet.

* WHERE...Portions of Lake Huron. 

* WHEN...The maximum winds are expected around 11 PM EST Sunday 
  with the largest waves expected around 4 AM EST Monday.

* 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.

&&

$$

LCZ460-LEZ444-212130-
/O.CON.KDTX.SC.Y.0073.211122T0000Z-211122T1500Z/
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
342 AM EST Sun Nov 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 10 AM EST MONDAY...

* WHAT...Expect sustained winds up to 20 knots from the west 
  with gusts up to 31 knots. The largest significant waves will 
  be 2 feet with a potential maximum wave height of 3 feet.

* WHERE...In Lake St Clair, Lake St Clair. In Lake Erie, 
  Michigan Waters of Lake Erie from Detroit River to North Cape 
  MI.

* WHEN...The maximum winds are expected around 10 PM EST Sunday 
  with the largest waves expected around 8 PM EST Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
515 
WHUS73 KDTX 211432
MWWDTX

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

LHZ361-362-220400-
/O.EXT.KDTX.GL.W.0018.211121T2100Z-211122T2000Z/
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-
932 AM EST Sun Nov 21 2021

...GALE WARNING NOW IN EFFECT FROM 4 PM THIS AFTERNOON TO 3 PM
EST MONDAY...

* WHAT...Expect sustained winds up to 31 knots from the west 
  with gusts up to 43 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 and Lake Huron from Presque Isle 
  Light to Sturgeon Point MI beyond 5NM off shore.

* WHEN...The maximum winds are expected around 11 PM EST Sunday 
  with the largest waves expected around 4 AM EST Monday.

* 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.

&&

$$

LHZ363-220400-
/O.EXT.KDTX.GL.W.0018.211122T0000Z-211122T1500Z/
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
932 AM EST Sun Nov 21 2021

...GALE WARNING NOW IN EFFECT FROM 7 PM THIS EVENING TO 10 AM EST
MONDAY...

* WHAT...Expect sustained winds up to 29 knots from the west 
  with gusts up to 40 knots. The largest significant waves will 
  be 9 feet with a potential maximum wave height of 13 feet.

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

* WHEN...The maximum winds are expected around 11 PM EST Sunday 
  with the largest waves expected around 3 AM EST Monday.

* 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.

&&

$$

LHZ421-422-441>443-462>464-220400-
/O.CON.KDTX.GL.W.0018.211122T0000Z-211122T1500Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron 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-
932 AM EST Sun Nov 21 2021

...GALE WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 10 AM
EST MONDAY...

* WHAT...Expect sustained winds up to 26 knots from the west 
  with gusts up to 38 knots. The largest significant waves will 
  be 7 feet with a potential maximum wave height of 10 feet.

* WHERE...Portions of Lake Huron. 

* WHEN...The maximum winds are expected around 11 PM EST Sunday 
  with the largest waves expected around 2 AM EST Monday.

* 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.

&&

$$

LCZ460-LEZ444-220400-
/O.CON.KDTX.SC.Y.0073.211122T0000Z-211122T1500Z/
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
932 AM EST Sun Nov 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 10 AM EST MONDAY...

* WHAT...Expect sustained winds up to 20 knots from the west 
  with gusts up to 33 knots. The largest significant waves will 
  be 2 feet with a potential maximum wave height of 3 feet.

* WHERE...In Lake St Clair, Lake St Clair. In Lake Erie, 
  Michigan Waters of Lake Erie from Detroit River to North Cape 
  MI.

* WHEN...The maximum winds are expected around 10 PM EST Sunday 
  with the largest waves expected around 9 PM EST Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

sf
988 
WHUS73 KDTX 212038
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
338 PM EST Sun Nov 21 2021

LHZ361-362-220930-
/O.CON.KDTX.GL.W.0018.211121T2100Z-211122T2000Z/
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-
338 PM EST Sun Nov 21 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 3 PM EST MONDAY...

* WHAT...Expect sustained winds up to 31 knots from the west 
  with gusts up to 43 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 and Lake Huron from Presque Isle 
  Light to Sturgeon Point MI beyond 5NM off shore.

* WHEN...The maximum winds are expected around 11 PM EST Sunday 
  with the largest waves expected around 2 AM EST Monday.

* 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.

&&

$$

LHZ363-220930-
/O.CON.KDTX.GL.W.0018.211122T0000Z-211122T1500Z/
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
338 PM EST Sun Nov 21 2021

...GALE WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 10 AM
EST MONDAY...

* WHAT...Expect sustained winds up to 30 knots from the west 
  with gusts up to 43 knots. The largest significant waves will 
  be 10 feet with a potential maximum wave height of 14 feet.

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

* WHEN...The maximum winds are expected around 11 PM EST Sunday 
  with the largest waves expected around 2 AM EST Monday.

* 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.

&&

$$

LHZ421-422-441>443-462>464-220930-
/O.CON.KDTX.GL.W.0018.211122T0000Z-211122T1500Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron 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-
338 PM EST Sun Nov 21 2021

...GALE WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 10 AM
EST MONDAY...

* WHAT...Expect sustained winds up to 27 knots from the west 
  with gusts up to 42 knots. The largest significant waves will 
  be 7 feet with a potential maximum wave height of 10 feet.

* WHERE...Portions of Lake Huron including Saginaw Bay. 

* WHEN...The maximum winds are expected around 8 PM EST Sunday 
  with the largest waves expected around 1 AM EST Monday.

* 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.

&&

$$

LCZ460-LEZ444-220930-
/O.CON.KDTX.SC.Y.0073.211122T0000Z-211122T1500Z/
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
338 PM EST Sun Nov 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 10 AM EST MONDAY...

* WHAT...Expect sustained winds up to 27 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...In Lake St Clair, Lake St Clair. In Lake Erie, 
  Michigan Waters of Lake Erie from Detroit River to North Cape 
  MI.

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

IRL
463 
WHUS73 KDTX 220827
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
327 AM EST Mon Nov 22 2021

LHZ421-422-441>443-222100-
/O.CAN.KDTX.GL.W.0018.000000T0000Z-211122T1500Z/
/O.EXB.KDTX.SC.Y.0073.000000T0000Z-211122T2100Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron MI-
327 AM EST Mon Nov 22 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...
...GALE WARNING IS CANCELLED...

* WHAT...Expect sustained winds up to 23 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...Outer Saginaw Bay SW of Alabaster to Port Austin MI to 
  Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to 
  Bay Port MI, 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 3 AM EST Monday 
  with the largest waves expected around 3 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.

&&

$$

LHZ361-362-222100-
/O.EXT.KDTX.GL.W.0018.000000T0000Z-211122T2100Z/
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-
327 AM EST Mon Nov 22 2021

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

* WHAT...Expect sustained winds up to 33 knots from the west 
  with gusts up to 42 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 and Lake Huron from Presque Isle 
  Light to Sturgeon Point MI beyond 5NM off shore.

* WHEN...The maximum winds are expected around 4 AM EST Monday 
  with the largest waves expected around 3 AM EST Monday.

* 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.

&&

$$

LHZ363-221500-
/O.CON.KDTX.GL.W.0018.000000T0000Z-211122T1500Z/
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
327 AM EST Mon Nov 22 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING...

* WHAT...Expect sustained winds up to 29 knots from the west 
  with gusts up to 38 knots. The largest significant waves will 
  be 10 feet with a potential maximum wave height of 14 feet.

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

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

* 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.

&&

$$

LHZ462>464-221500-
/O.CON.KDTX.GL.W.0018.000000T0000Z-211122T1500Z/
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-
327 AM EST Mon Nov 22 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING...

* WHAT...Expect sustained winds up to 25 knots from the west 
  with gusts up to 34 knots. The largest significant waves will 
  be 8 feet with a potential maximum wave height of 11 feet.

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

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

* 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.

&&

$$

LCZ460-LEZ444-221500-
/O.CON.KDTX.SC.Y.0073.000000T0000Z-211122T1500Z/
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
327 AM EST Mon Nov 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...

* WHAT...Expect sustained winds up to 17 knots from the west 
  with gusts up to 27 knots. The largest significant waves will 
  be 2 feet with a potential maximum wave height of 3 feet.

* WHERE...In Lake St Clair, Lake St Clair. In Lake Erie, 
  Michigan Waters of Lake Erie from Detroit River to North Cape 
  MI.

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

&&

$$
070 
WHUS73 KDTX 221457
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
957 AM EST Mon Nov 22 2021

LHZ363-221600-
/O.EXP.KDTX.GL.W.0018.000000T0000Z-211122T1500Z/
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
957 AM EST Mon Nov 22 2021

...GALE WARNING WILL EXPIRE AT 10 AM EST THIS MORNING...

Northeast winds will continue to weaken through the afternoon and
will remain below warning criteria. Waves will diminish through 
the afternoon hours.

$$

LHZ462>464-221600-
/O.EXP.KDTX.GL.W.0018.000000T0000Z-211122T1500Z/
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-
957 AM EST Mon Nov 22 2021

...GALE WARNING WILL EXPIRE AT 10 AM EST THIS MORNING...

Northeast winds will continue to weaken through the afternoon and
will remain below warning criteria. Waves will diminish through 
the afternoon hours.

$$

LCZ460-LEZ444-221600-
/O.EXP.KDTX.SC.Y.0073.000000T0000Z-211122T1500Z/
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
957 AM EST Mon Nov 22 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 10 AM EST THIS MORNING...

Northeast winds will continue to weaken through the afternoon and
will remain below advisory criteria. Waves will diminish through 
the afternoon hours.

$$

LHZ361-362-222100-
/O.CON.KDTX.GL.W.0018.000000T0000Z-211122T2100Z/
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-
957 AM EST Mon Nov 22 2021

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

* WHAT...Expect sustained winds up to 33 knots from the west 
  with gusts up to 42 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 and Lake Huron from Presque Isle 
  Light to Sturgeon Point MI beyond 5NM off shore.

* WHEN...The maximum winds are expected around 4 AM EST Monday 
  with the largest waves expected around 3 AM EST Monday.

* 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.

&&

$$

LHZ421-422-441>443-222100-
/O.CON.KDTX.SC.Y.0073.000000T0000Z-211122T2100Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron MI-
957 AM EST Mon Nov 22 2021

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

* WHAT...Expect sustained winds up to 23 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...Outer Saginaw Bay SW of Alabaster to Port Austin MI to 
  Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to 
  Bay Port MI, 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 3 AM EST Monday 
  with the largest waves expected around 3 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.

&&

$$
984 
WHUS73 KDTX 222046
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
346 PM EST Mon Nov 22 2021

LHZ361-362-222200-
/O.EXP.KDTX.GL.W.0018.000000T0000Z-211122T2100Z/
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-
346 PM EST Mon Nov 22 2021

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

Winds are weakening this afternoon with gusts beginning to fall
below gales. While an occasional gust to low-end gales will be
possible for the next couple hours early this evening, winds
expected to generally fall below gales.

$$

LHZ421-422-441>443-222200-
/O.EXP.KDTX.SC.Y.0073.000000T0000Z-211122T2100Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron MI-
346 PM EST Mon Nov 22 2021

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

Winds and waves are slowly decreasing this afternoon and will 
continue to trend down this evening.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 20, 3:48 AM ESTGale WatchDTX12 hr
Nov 20, 3:44 PM ESTSmall Craft AdvisoryDTX48 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.