Alert archive / Michigan / Gale Warnings in 2021

Gale Warning 16, NWS Detroit, MI

October 30, 2021

NWS Detroit, MI issued this gale warning at Oct 30, 2021, 9:40 PM EDT. It took effect at Oct 31, 2021, 4:00 PM EDT. It was in force for 12 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
Oct 30, 2021, 9:40 PM EDT (01:40 UTC)
In effect from
Oct 31, 2021, 4:00 PM EDT
Expired
Nov 1, 2021, 3:43 AM EDT
In force
12 hr
Issued by
NWS Detroit, MI

The text

As transmitted.

919 
WHUS73 KDTX 310140
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
940 PM EDT Sat Oct 30 2021

LHZ361-362-311345-
/O.UPG.KDTX.GL.A.0012.211031T2000Z-211101T0800Z/
/O.NEW.KDTX.GL.W.0016.211031T2000Z-211101T0800Z/
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-
940 PM EDT Sat Oct 30 2021

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

* WHAT...Expect sustained winds up to 29 knots from the 
  northwest with gusts up to 37 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 and Lake Huron from Presque Isle 
  Light to Sturgeon Point MI beyond 5NM off shore.

* WHEN...The maximum winds are expected around 6 PM EDT Sunday 
  with the largest waves expected around 11 PM EDT Sunday.

* 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.

&&

$$

LHZ421-422-311345-
/O.NEW.KDTX.SC.Y.0066.211031T2000Z-211101T0800Z/
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-
940 PM EDT Sat Oct 30 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM SUNDAY TO 4 AM EDT
MONDAY...

* WHAT...Expect sustained winds up to 22 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...Outer Saginaw Bay SW of Alabaster to Port Austin MI to 
  Inner Saginaw Bay and Inner Saginaw Bay SW of Point Au Gres to 
  Bay Port MI.

* WHEN...The maximum winds are expected around 6 PM EDT Sunday 
  with the largest waves expected around 8 PM EDT 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.

&&

$$

LHZ441>443-311345-
/O.NEW.KDTX.SC.Y.0066.211031T2000Z-211101T0800Z/
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron MI-
940 PM EDT Sat Oct 30 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM SUNDAY TO 4 AM EDT
MONDAY...

* WHAT...Expect sustained winds up to 22 knots from the west 
  with gusts up to 31 knots. The largest significant waves will 
  be 5 feet with a potential maximum wave height of 7 feet.

* WHERE...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 6 PM EDT Sunday 
  with the largest waves expected around 10 PM EDT 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.

&&

$$

LCZ460-LEZ444-311345-
/O.NEW.KDTX.SC.Y.0066.211031T2000Z-211101T0800Z/
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
940 PM EDT Sat Oct 30 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM SUNDAY TO 4 AM EDT
MONDAY...

* WHAT...Expect sustained winds up to 17 knots from the west 
  with gusts up to 30 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 8 PM EDT Sunday 
  with the largest waves expected around 7 PM EDT 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.

&&

$$
3 follow-up statements
190 
WHUS73 KDTX 310741
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
341 AM EDT Sun Oct 31 2021

LHZ361-362-311945-
/O.CON.KDTX.GL.W.0016.211031T2000Z-211101T0800Z/
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-
341 AM EDT Sun Oct 31 2021

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

* WHAT...Expect sustained winds up to 29 knots from the 
  northwest with gusts up to 37 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 and Lake Huron from Presque Isle 
  Light to Sturgeon Point MI beyond 5NM off shore.

* WHEN...The maximum winds are expected around 6 PM EDT Sunday 
  with the largest waves expected around 11 PM EDT Sunday.

* 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.

&&

$$

LHZ422-311945-
/O.EXT.KDTX.SC.Y.0066.211031T2000Z-211101T1400Z/
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
341 AM EDT Sun Oct 31 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 AM EDT MONDAY...

* WHAT...Expect sustained winds up to 22 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...Outer Saginaw Bay SW of Alabaster to Port Austin MI to 
  Inner Saginaw Bay and Inner Saginaw Bay SW of Point Au Gres to 
  Bay Port MI.

* WHEN...The maximum winds are expected around 5 PM EDT Sunday 
  with the largest waves expected around 6 PM EDT 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.

&&

$$

LHZ421-311945-
/O.EXT.KDTX.SC.Y.0066.211031T2000Z-211102T0000Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
341 AM EDT Sun Oct 31 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 4 PM THIS AFTERNOON TO
8 PM EDT MONDAY...

* WHAT...Expect sustained winds up to 22 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...Outer Saginaw Bay SW of Alabaster to Port Austin MI to 
  Inner Saginaw Bay and Inner Saginaw Bay SW of Point Au Gres to 
  Bay Port MI.

* WHEN...The maximum winds are expected around 6 PM EDT Sunday 
  with the largest waves expected around 7 PM EDT 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.

&&

$$

LHZ441-311945-
/O.EXT.KDTX.SC.Y.0066.211031T2000Z-211102T0000Z/
Port Austin to Harbor Beach MI-
341 AM EDT Sun Oct 31 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 4 PM THIS AFTERNOON TO
8 PM EDT MONDAY...

* WHAT...Expect sustained winds up to 22 knots from the west 
  with gusts up to 31 knots. The largest significant waves will 
  be 5 feet with a potential maximum wave height of 7 feet.

* WHERE...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 6 PM EDT Sunday 
  with the largest waves expected around 10 PM EDT 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.

&&

$$

LHZ442-443-311945-
/O.EXT.KDTX.SC.Y.0066.211031T2000Z-211101T1400Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
341 AM EDT Sun Oct 31 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 AM EDT MONDAY...

* WHAT...Expect sustained winds up to 22 knots from the west 
  with gusts up to 31 knots. The largest significant waves will 
  be 5 feet with a potential maximum wave height of 7 feet.

* WHERE...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 PM EDT Sunday 
  with the largest waves expected around 9 PM EDT 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.

&&

$$

LCZ460-LEZ444-311945-
/O.CON.KDTX.SC.Y.0066.211031T2000Z-211101T0800Z/
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
341 AM EDT Sun Oct 31 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 4 AM EDT MONDAY...

* WHAT...Expect sustained winds up to 17 knots from the west 
  with gusts up to 30 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 8 PM EDT Sunday 
  with the largest waves expected around 7 PM EDT 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.

&&

$$
912 
WHUS73 KDTX 311932
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
332 PM EDT Sun Oct 31 2021

LHZ361-362-010800-
/O.CON.KDTX.GL.W.0016.211031T2000Z-211101T0800Z/
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-
332 PM EDT Sun Oct 31 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 4 AM EDT MONDAY...

* WHAT...Expect sustained winds up to 26 knots from the 
  northwest with gusts up to 36 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 and Lake Huron from Presque Isle 
  Light to Sturgeon Point MI beyond 5NM off shore.

* WHEN...The maximum winds are expected around 5 PM EDT Sunday 
  with the largest waves expected around 12 AM EDT 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.

&&

$$

LHZ422-010815-
/O.CON.KDTX.SC.Y.0066.211031T2000Z-211101T1400Z/
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
332 PM EDT Sun Oct 31 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT
MONDAY...

* WHAT...Expect sustained winds up to 21 knots from the west 
  with gusts up to 28 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 PM EDT Sunday 
  with the largest waves expected around 6 PM EDT 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.

&&

$$

LHZ421-010815-
/O.CON.KDTX.SC.Y.0066.211031T2000Z-211102T0000Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
332 PM EDT Sun Oct 31 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT MONDAY...

* WHAT...Expect sustained winds up to 22 knots from the west 
  with gusts up to 29 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.

* WHEN...The maximum winds are expected around 8 PM EDT Sunday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$

LHZ441-010815-
/O.CON.KDTX.SC.Y.0066.211031T2000Z-211102T0000Z/
Port Austin to Harbor Beach MI-
332 PM EDT Sun Oct 31 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT MONDAY...

* WHAT...Expect sustained winds up to 22 knots from the west 
  with gusts up to 29 knots. The largest significant waves will 
  be 6 feet with a potential maximum wave height of 8 feet.

* WHERE...Port Austin to Harbor Beach MI.

* WHEN...The maximum winds are expected around 8 PM EDT Sunday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$

LHZ442-443-010815-
/O.CON.KDTX.SC.Y.0066.211031T2000Z-211101T1400Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
332 PM EDT Sun Oct 31 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT
MONDAY...

* WHAT...Expect sustained winds up to 19 knots from the west 
  with gusts up to 28 knots. The largest significant waves will 
  be 3 feet with a potential maximum wave height of 4 feet.

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

* WHEN...The maximum winds are expected around 8 PM EDT Sunday 
  with the largest waves expected around 11 PM EDT 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.

&&

$$

LCZ460-LEZ444-010800-
/O.CON.KDTX.SC.Y.0066.211031T2000Z-211101T0800Z/
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
332 PM EDT Sun Oct 31 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EDT MONDAY...

* WHAT...Expect sustained winds up to 18 knots from the west 
  with gusts up to 28 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 EDT Sunday 
  with the largest waves expected around 9 PM EDT 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.

&&

$$
481 
WHUS73 KDTX 010743
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
343 AM EDT Mon Nov 1 2021

LHZ361-362-010845-
/O.CAN.KDTX.GL.W.0016.000000T0000Z-211101T0800Z/
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-
343 AM EDT Mon Nov 1 2021

...GALE WARNING IS CANCELLED...

$$

LCZ460-LEZ444-010845-
/O.CAN.KDTX.SC.Y.0066.000000T0000Z-211101T0800Z/
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
343 AM EDT Mon Nov 1 2021

...SMALL CRAFT ADVISORY IS CANCELLED...


$$

LHZ442-443-010845-
/O.CAN.KDTX.SC.Y.0066.000000T0000Z-211101T1400Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
343 AM EDT Mon Nov 1 2021

...SMALL CRAFT ADVISORY IS CANCELLED...


$$

LHZ422-011945-
/O.EXT.KDTX.SC.Y.0066.000000T0000Z-211102T0200Z/
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
343 AM EDT Mon Nov 1 2021

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

* WHAT...Expect sustained winds up to 21 knots from the west 
  with gusts up to 28 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 10 AM EDT Monday 
  with the largest waves expected around 2 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.

&&

$$

LHZ421-011945-
/O.EXT.KDTX.SC.Y.0066.000000T0000Z-211102T0800Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
343 AM EDT Mon Nov 1 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM EDT TUESDAY...

* WHAT...Expect sustained winds up to 22 knots from the west 
  with gusts up to 29 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.

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

&&

$$

LHZ441-011945-
/O.EXT.KDTX.SC.Y.0066.000000T0000Z-211102T0800Z/
Port Austin to Harbor Beach MI-
343 AM EDT Mon Nov 1 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM EDT TUESDAY...

* WHAT...Expect sustained winds up to 22 knots from the west 
  with gusts up to 29 knots. The largest significant waves will 
  be 6 feet with a potential maximum wave height of 8 feet.

* WHERE...Port Austin to Harbor Beach MI.

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

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 30, 9:33 PM EDTRiver Flood WarningDTXMonroe16 hr
Oct 30, 9:40 PM EDTSmall Craft AdvisoryDTX54 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.