Alert archive / Michigan / Gale Warnings in 2021

Gale Warning 3, NWS Detroit, MI

February 27, 2021

NWS Detroit, MI issued this gale warning at Feb 27, 2021, 9:50 PM EST. It took effect at Feb 28, 2021, 6:00 PM EST. It was in force for 27 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
Feb 27, 2021, 9:50 PM EST (02:50 UTC)
In effect from
Feb 28, 2021, 6:00 PM EST
Expired
Mar 1, 2021, 9:03 PM EST
In force
27 hr
Issued by
NWS Detroit, MI

The text

As transmitted.

894 
WHUS73 KDTX 280250
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
950 PM EST Sat Feb 27 2021

LHZ361>363-281500-
/O.UPG.KDTX.GL.A.0003.210228T2200Z-210302T0300Z/
/O.NEW.KDTX.GL.W.0003.210228T2300Z-210302T0300Z/
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 PM EST Sat Feb 27 2021

...GALE WARNING IN EFFECT FROM 6 PM SUNDAY TO 10 PM EST MONDAY...

* WHAT...Expect sustained winds up to 31 knots from the 
  northwest with gusts up to 41 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 11 PM EST Sunday 
  with the largest waves expected around 8 PM EST Monday.

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

* ADDITIONAL DETAILS...There will be two periods for gales during
  the warning period. The first will come Sunday evening into
  Sunday night. Wind speed briefly decreases Monday morning before
  ramping back up through Monday afternoon and evening. There will
  also be potential for a Freezing Spray Warning on Monday as
  arctic air surges across Lake Huron.

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.

&&

$$

LHZ421-441-281500-
/O.NEW.KDTX.SC.Y.0011.210228T2300Z-210302T0300Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
950 PM EST Sat Feb 27 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM SUNDAY TO 10 PM EST
MONDAY...

* WHAT...Expect sustained winds up to 21 knots from the west 
  with gusts up to 32 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 4 PM EST Monday 
  with the largest waves expected around 9 PM EST Monday.

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

* ADDITIONAL DETAILS...There will be a brief lull in wind speed
  and wave heights Monday morning, but northwest wind and waves 
  will ramp up again during Monday afternoon as a strong arctic 
  cold front sweeps through the region.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
6 follow-up statements
715 
WHUS73 KDTX 280830
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
330 AM EST Sun Feb 28 2021

LHZ361>363-282030-
/O.CON.KDTX.GL.W.0003.210228T2300Z-210302T0300Z/
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-
330 AM EST Sun Feb 28 2021

...GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 10 PM
EST MONDAY...

* WHAT...Expect sustained winds up to 31 knots from the 
  northwest with gusts up to 41 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 11 PM EST Sunday 
  with the largest waves expected around 8 PM EST Monday.

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

* ADDITIONAL DETAILS...There will be two periods for gales during
  the warning period. The first will come tonight. Wind speed 
  briefly decreases Monday morning before ramping back up through 
  Monday afternoon and evening. There will also be potential for a
  Freezing Spray Warning on Monday as arctic air surges across 
  Lake Huron.

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.

&&

$$

LHZ442-443-282030-
/O.EXA.KDTX.SC.Y.0011.210228T2300Z-210302T0300Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
330 AM EST Sun Feb 28 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 10 PM
EST MONDAY...

* WHAT...Expect sustained winds up to 21 knots from the west 
  with gusts up to 32 knots. The largest significant waves will 
  be 6 feet with a potential maximum wave height of 8 feet.

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

* WHEN...The maximum winds are expected around 4 PM EST Monday 
  with the largest waves expected around 9 PM 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.

&&

$$

LHZ421-441-282030-
/O.CON.KDTX.SC.Y.0011.210228T2300Z-210302T0300Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
330 AM EST Sun Feb 28 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 10 PM EST MONDAY...

* WHAT...Expect sustained winds up to 21 knots from the west 
  with gusts up to 32 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 4 PM EST Monday 
  with the largest waves expected around 9 PM 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.

&&

$$
272 
WHUS73 KDTX 282021
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
321 PM EST Sun Feb 28 2021

LHZ361>363-010900-
/O.CON.KDTX.GL.W.0003.210228T2300Z-210302T0300Z/
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-
321 PM EST Sun Feb 28 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM EST MONDAY...

* WHAT...Expect sustained winds up to 33 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 11 PM EST Sunday 
  with the largest waves expected around 5 PM EST Monday.

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

* ADDITIONAL DETAILS...There will be two periods for gales during
  the warning period. The first will come tonight, mainly between
  8pm and 5am. Wind speed briefly decreases Monday morning before
  ramping back up through Monday afternoon and evening. Freezing
  spray may develop on Monday as arctic air surges across Lake
  Huron.

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>443-010900-
/O.EXT.KDTX.SC.Y.0011.210228T2300Z-210302T0900Z/
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-
321 PM EST Sun Feb 28 2021

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

* WHAT...Expect sustained winds up to 22 knots from the 
  northwest 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, Port Sanilac to Port Huron MI and Outer Saginaw 
  Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay.

* WHEN...The maximum winds are expected around 4 PM EST Monday 
  with the largest waves expected around 7 PM 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.

&&

$$
660 
WHUS73 KDTX 010843
MWWDTX

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

LHZ361>363-012045-
/O.CON.KDTX.GL.W.0003.000000T0000Z-210302T0300Z/
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-
343 AM EST Mon Mar 1 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING...

* WHAT...Expect sustained winds up to 33 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 11 PM EST Sunday 
  with the largest waves expected around 5 PM 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.

&&

$$

LHZ421-441-012045-
/O.EXT.KDTX.SC.Y.0011.000000T0000Z-210303T0200Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
343 AM EST Mon Mar 1 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM EST TUESDAY...

* WHAT...Expect sustained winds up to 22 knots from the 
  northwest 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, Port Sanilac to Port Huron MI and Outer Saginaw 
  Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay.

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

&&

$$

LHZ442-443-012045-
/O.CON.KDTX.SC.Y.0011.000000T0000Z-210302T0900Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
343 AM EST Mon Mar 1 2021

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

* WHAT...Expect sustained winds up to 22 knots from the 
  northwest 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, Port Sanilac to Port Huron MI and Outer Saginaw 
  Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay.

* WHEN...The maximum winds are expected around 4 PM EST Monday 
  with the largest waves expected around 7 PM 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.

&&

$$
860 
WHUS73 KDTX 011436
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
936 AM EST Mon Mar 1 2021

LHZ361-362-012200-
/O.NEW.KDTX.UP.W.0002.210301T1436Z-210302T0300Z/
/O.CON.KDTX.GL.W.0003.000000T0000Z-210302T0300Z/
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-
936 AM EST Mon Mar 1 2021

...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 10 PM EST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING...

* WHAT...During the Heavy Freezing Spray Warning, heavy freezing 
  spray at a rate of 2 cm per hour or greater may rapidly 
  accumulate on vessels. During the Gale Warning, expect 
  sustained winds up to 32 knots from the northwest 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 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 3 PM EST Monday 
  with the largest waves expected around 6 PM EST Monday.

* IMPACTS...Operating a vessel in heavy freezing spray is
  hazardous. Freezing spray may render mechanical and electronic
  components inoperative. Rapid ice accretion on decks and
  superstructures may result in a catastrophic loss of stability.
  Strong winds will cause hazardous waves which could capsize or
  damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should prepare for dangerous accumulation of ice on
their vessel. If possible, remain in port, avoid the warning area
or conduct mitigation.

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.

&&

$$

LHZ462-012200-
/O.EXA.KDTX.GL.W.0003.000000T0000Z-210302T0300Z/
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
936 AM EST Mon Mar 1 2021

...GALE WARNING IN EFFECT UNTIL 10 PM EST THIS EVENING...

* WHAT...Expect sustained winds up to 25 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 Port Austin to Harbor Beach beyond 5NM 
  Off Shore.

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

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

* ADDITIONAL DETAILS...Periods of freezing spray may lead to minor
  ice accumulations on vessels.

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.

&&

$$

LHZ363-012200-
/O.CON.KDTX.GL.W.0003.000000T0000Z-210302T0300Z/
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
936 AM EST Mon Mar 1 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING...

* WHAT...Expect sustained winds up to 27 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 Sturgeon Point to Alabaster MI beyond 
  5NM off shore.

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

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

* ADDITIONAL DETAILS...Periods of freezing spray may lead to minor
  ice accumulations on vessels.

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.

&&

$$

LHZ421-441-012200-
/O.CON.KDTX.SC.Y.0011.000000T0000Z-210303T0200Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
936 AM EST Mon Mar 1 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST
TUESDAY...

* WHAT...Expect sustained winds up to 24 knots from the west 
  with gusts up to 31 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 and Outer Saginaw Bay 
  SW of Alabaster to Port Austin MI to Inner Saginaw Bay.

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

&&

$$

LHZ442-443-012200-
/O.CON.KDTX.SC.Y.0011.000000T0000Z-210302T0900Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
936 AM EST Mon Mar 1 2021

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

* WHAT...Expect sustained winds up to 20 knots from the 
  northwest with gusts up to 30 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 2 PM EST Monday 
  with the largest waves expected around 8 PM 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.

&&

$$

IRL
556 
WHUS73 KDTX 012051
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
351 PM EST Mon Mar 1 2021

LHZ361-362-020300-
/O.CON.KDTX.GL.W.0003.000000T0000Z-210302T0300Z/
/O.CON.KDTX.UP.W.0002.000000T0000Z-210302T0300Z/
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-
351 PM EST Mon Mar 1 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 10 PM EST
THIS EVENING...

* WHAT...During the Heavy Freezing Spray Warning, heavy freezing 
  spray at a rate of 2 cm per hour or greater may rapidly 
  accumulate on vessels. During the Gale Warning, expect 
  sustained winds up to 33 knots from the northwest with gusts 
  up to 39 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 3 PM EST Monday 
  with the largest waves expected around 5 PM EST Monday.

* IMPACTS...Operating a vessel in heavy freezing spray is 
  hazardous. Freezing spray may render mechanical and electronic 
  components inoperative. Rapid ice accretion on decks and 
  superstructures may result in a catastrophic loss of 
  stability. Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should prepare for dangerous accumulation of ice on
their vessel. If possible, remain in port, avoid the warning area
or conduct mitigation.

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.

&&

$$

LHZ363-462-020300-
/O.CON.KDTX.GL.W.0003.000000T0000Z-210302T0300Z/
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
351 PM EST Mon Mar 1 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING...

* WHAT...Expect sustained winds up to 29 knots from the 
  northwest with gusts up to 38 knots. The largest significant 
  waves will be 11 feet with a potential maximum wave height of 
  16 feet.

* WHERE...Lake Huron from Port Austin to Harbor Beach beyond 5NM 
  Off Shore and Lake Huron from Sturgeon Point to Alabaster MI 
  beyond 5NM off shore.

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

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

* ADDITIONAL DETAILS...Periods of freezing spray may lead to minor
  ice accumulations on vessels.

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.

&&

$$

LHZ421-441-020900-
/O.CON.KDTX.SC.Y.0011.000000T0000Z-210303T0200Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
351 PM EST Mon Mar 1 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST
TUESDAY...

* WHAT...Expect sustained winds up to 24 knots from the west 
  with gusts up to 31 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 and Outer Saginaw Bay 
  SW of Alabaster to Port Austin MI to Inner Saginaw Bay.

* WHEN...The maximum winds are expected around 7 PM EST Tuesday 
  with the largest waves expected around 7 PM 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.

&&

$$

LHZ442-443-020900-
/O.CON.KDTX.SC.Y.0011.000000T0000Z-210302T0900Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
351 PM EST Mon Mar 1 2021

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

* WHAT...Expect sustained winds up to 22 knots from the 
  northwest with gusts up to 29 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 4 PM EST Monday 
  with the largest waves expected around 8 PM 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.

&&

$$
366 
WHUS73 KDTX 020203
MWWDTX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
903 PM EST Mon Mar 1 2021

LHZ361-362-020315-
/O.CAN.KDTX.GL.W.0003.000000T0000Z-210302T0300Z/
/O.CAN.KDTX.UP.W.0002.000000T0000Z-210302T0300Z/
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-
903 PM EST Mon Mar 1 2021

...GALE WARNING IS CANCELLED...
...HEAVY FREEZING SPRAY WARNING IS CANCELLED...

Northwest wind continues diminishing tonight before increasing
from the southwest Tuesday. 

$$

LHZ363-462-020315-
/O.CAN.KDTX.GL.W.0003.000000T0000Z-210302T0300Z/
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
903 PM EST Mon Mar 1 2021

...GALE WARNING IS CANCELLED...

Northwest wind continues diminishing tonight before increasing
from the southwest Tuesday. 

$$

LHZ421-441-021415-
/O.CON.KDTX.SC.Y.0011.000000T0000Z-210303T0200Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
903 PM EST Mon Mar 1 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST
TUESDAY...

* WHAT...Expect sustained winds up to 24 knots from the northwest
  with gusts up to 31 knots tonight then shifting southwest
  Tuesday. The largest significant waves will be 6 feet with a 
  potential maximum wave height of 8 feet.

* WHERE...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 this evening and then
  Tuesday afternoon. 

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ442-443-020900-
/O.CON.KDTX.SC.Y.0011.000000T0000Z-210302T0900Z/
Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI-
903 PM EST Mon Mar 1 2021

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

* WHAT...Expect sustained winds up to 22 knots from the 
  northwest with gusts up to 29 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 and the largest waves are expected
  tonight. 

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

BT

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 27, 9:50 PM ESTSmall Craft AdvisoryDTX72 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.