Alert archive / Michigan / Gale Warnings in 2021

Gale Warning 17, NWS Gaylord, MI

September 19, 2021

NWS Gaylord, MI issued this gale warning at Sep 19, 2021, 3:52 PM EDT. It took effect at Sep 20, 2021, 8:00 PM EDT. It was in force for 9 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
Sep 19, 2021, 3:52 PM EDT (19:52 UTC)
In effect from
Sep 20, 2021, 8:00 PM EDT
Expired
Sep 21, 2021, 5:28 AM EDT
In force
9 hr
Issued by
NWS Gaylord, MI

The text

As transmitted.

783 
WHUS73 KAPX 191952
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
352 PM EDT Sun Sep 19 2021

LMZ344>346-200400-
/O.NEW.KAPX.GL.W.0017.210921T0000Z-210921T1200Z/
Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
352 PM EDT Sun Sep 19 2021

...GALE WARNING IN EFFECT FROM 8 PM MONDAY TO 8 AM EDT TUESDAY...

* WHAT...Highest gusts up to 35 kt from the south and highest 
  waves around 7 feet expected.

* WHERE...Sleeping Bear Point to Grand Traverse Light MI, Point 
  Betsie to Sleeping Bear Point MI and Manistee to Point Betsie 
  MI.

* WHEN...From 8 PM Monday to 8 AM EDT Tuesday.

* IMPACTS...Strong winds will cause hazardous highest 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.

&&

$$

LSZ321-200400-
/O.CON.KAPX.SC.Y.0087.000000T0000Z-210920T0000Z/
/O.NEW.KAPX.SC.Y.0088.210920T2100Z-210921T1500Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
352 PM EDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM MONDAY TO 11 AM EDT
TUESDAY...

* WHAT...For the first SMALL CRAFT ADVISORY, highest waves around
  3 feet and gusts up to 25 kt. For the second SMALL CRAFT 
  ADVISORY, Highest gusts up to 25 kt from the south and highest 
  waves around 3 feet expected.

* WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI.

* WHEN...For the first SMALL CRAFT ADVISORY, until 8 PM EDT this
  evening. For the second SMALL CRAFT ADVISORY, from 5 PM Monday 
  to 11 AM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ323-341-342-200400-
/O.NEW.KAPX.SC.Y.0088.210920T2100Z-210921T1500Z/
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
352 PM EDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM MONDAY TO 11 AM EDT
TUESDAY...

* WHAT...Highest gusts up to 30 kt from the south and highest 
  waves around 7 feet expected.

* WHERE...Grand Traverse Bay south of a line Grand Traverse 
  Light to Norwood MI, Seul Choix Point to 5NM West of Mackinac 
  Bridge and Norwood MI to 5NM West of Mackinac Bridge including 
  Little Traverse Bay.

* WHEN...From 5 PM Monday to 11 AM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ345>349-LSZ322-200400-
/O.NEW.KAPX.SC.Y.0088.210921T0000Z-210921T1800Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
352 PM EDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM MONDAY TO 2 PM EDT
TUESDAY...

* WHAT...Highest gusts up to 25 kt from the south and highest 
  waves around 5 feet expected.

* WHERE...Portions of Lake Huron and Lake Superior. 

* WHEN...From 8 PM Monday to 2 PM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
7 follow-up statements
781 
WHUS73 KAPX 200201
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1001 PM EDT Sun Sep 19 2021

LMZ344>346-201015-
/O.CON.KAPX.GL.W.0017.210921T0000Z-210921T1200Z/
Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
1001 PM EDT Sun Sep 19 2021

...GALE WARNING REMAINS IN EFFECT FROM 8 PM MONDAY TO 8 AM EDT
TUESDAY...

* WHAT...Highest gusts up to 35 kt from the south and highest 
  waves around 7 feet expected.

* WHERE...Point Betsie to Sleeping Bear Point MI, Sleeping Bear 
  Point to Grand Traverse Light MI and Manistee to Point Betsie 
  MI.

* WHEN...From 8 PM Monday to 8 AM EDT Tuesday.

* IMPACTS...Strong winds will cause hazardous highest 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.

&&

$$

LMZ323-341-342-LSZ321-201015-
/O.CON.KAPX.SC.Y.0088.210920T2100Z-210921T1500Z/
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
1001 PM EDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 PM MONDAY TO
11 AM EDT TUESDAY...

* WHAT...Highest gusts up to 30 kt from the south and highest 
  waves around 8 feet expected.

* WHERE...In Lake Michigan, Grand Traverse Bay south of a line 
  Grand Traverse Light to Norwood MI, Norwood MI to 5NM West of 
  Mackinac Bridge including Little Traverse Bay and Seul Choix 
  Point to 5NM West of Mackinac Bridge. In Lake Superior, 
  Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI.

* WHEN...From 5 PM Monday to 11 AM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ345>349-LSZ322-201015-
/O.CON.KAPX.SC.Y.0088.210921T0000Z-210921T1800Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1001 PM EDT Sun Sep 19 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM MONDAY TO
2 PM EDT TUESDAY...

* WHAT...Highest gusts up to 25 kt from the south and highest 
  waves around 5 feet expected.

* WHERE...Portions of Lake Huron and Lake Superior. 

* WHEN...From 8 PM Monday to 2 PM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
356 
WHUS73 KAPX 200742
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
342 AM EDT Mon Sep 20 2021

LMZ344>346-201545-
/O.CON.KAPX.GL.W.0017.210921T0000Z-210921T1200Z/
Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
342 AM EDT Mon Sep 20 2021

...GALE WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 AM
EDT TUESDAY...

* WHAT...Highest gusts up to 35 kt from the south and highest 
  waves around 7 feet expected.

* WHERE...Point Betsie to Sleeping Bear Point MI, Sleeping Bear 
  Point to Grand Traverse Light MI and Manistee to Point Betsie 
  MI.

* WHEN...From 8 PM this evening to 8 AM EDT Tuesday.

* IMPACTS...Strong winds will cause hazardous highest 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.

&&

$$

LMZ323-341-342-LSZ321-201545-
/O.CON.KAPX.SC.Y.0088.210920T2100Z-210921T1500Z/
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
342 AM EDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 11 AM EDT TUESDAY...

* WHAT...Highest gusts up to 35 kt from the south and highest 
  waves around 8 feet expected.

* WHERE...In Lake Michigan, Grand Traverse Bay south of a line 
  Grand Traverse Light to Norwood MI, Norwood MI to 5NM West of 
  Mackinac Bridge including Little Traverse Bay and Seul Choix 
  Point to 5NM West of Mackinac Bridge. In Lake Superior, 
  Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI.

* WHEN...From 5 PM this afternoon to 11 AM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ345>349-LSZ322-201545-
/O.CON.KAPX.SC.Y.0088.210921T0000Z-210921T1800Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
342 AM EDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING
TO 2 PM EDT TUESDAY...

* WHAT...Highest gusts up to 30 kt from the south and highest 
  waves around 5 feet expected.

* WHERE...Portions of Lake Huron and Lake Superior. 

* WHEN...From 8 PM this evening to 2 PM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
072 
WHUS73 KAPX 201455
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1055 AM EDT Mon Sep 20 2021

LMZ341-202300-
/O.UPG.KAPX.SC.Y.0088.210920T2100Z-210921T1500Z/
/O.EXA.KAPX.GL.W.0017.210921T0000Z-210921T1200Z/
Seul Choix Point to 5NM West of Mackinac Bridge-
1055 AM EDT Mon Sep 20 2021

...GALE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 8 AM EDT
TUESDAY...

* WHAT...Highest gusts up to 35 kt from the south and highest 
  waves around 8 feet expected.

* WHERE...Seul Choix Point to 5NM West of Mackinac Bridge.

* WHEN...From 8 PM this evening to 8 AM EDT Tuesday.

* IMPACTS...Strong winds will cause hazardous highest 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.

&&

$$

LMZ344>346-202300-
/O.CON.KAPX.GL.W.0017.210921T0000Z-210921T1200Z/
Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
1055 AM EDT Mon Sep 20 2021

...GALE WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 AM
EDT TUESDAY...

* WHAT...Highest gusts up to 35 kt from the south and highest 
  waves around 8 feet expected.

* WHERE...Point Betsie to Sleeping Bear Point MI, Sleeping Bear 
  Point to Grand Traverse Light MI and Manistee to Point Betsie 
  MI.

* WHEN...From 8 PM this evening to 8 AM EDT Tuesday.

* IMPACTS...Strong winds will cause hazardous highest 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.

&&

$$

LSZ321-202300-
/O.EXT.KAPX.SC.Y.0088.210920T1800Z-210921T1600Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
1055 AM EDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO
NOON EDT TUESDAY...

* WHAT...Highest gusts up to 25 kt from the south and highest 
  waves around 3 feet expected.

* WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI.

* WHEN...From 2 PM this afternoon to noon EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ323-342-202300-
/O.EXT.KAPX.SC.Y.0088.210921T0000Z-210921T1600Z/
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1055 AM EDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO
NOON EDT TUESDAY...

* WHAT...Highest gusts up to 30 kt from the south and highest 
  waves around 4 feet expected.

* WHERE...Grand Traverse Bay south of a line Grand Traverse 
  Light to Norwood MI and Norwood MI to 5NM West of Mackinac 
  Bridge including Little Traverse Bay.

* WHEN...From 8 PM this evening to noon EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ346>348-LSZ322-202300-
/O.EXT.KAPX.SC.Y.0088.210920T1800Z-210921T1800Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1055 AM EDT Mon Sep 20 2021

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

* WHAT...Highest gusts up to 30 kt from the south and highest
  waves around 7 feet expected.

* WHERE...In Lake Huron, 5NM East of Mackinac Bridge to Presque 
  Isle Light MI including Bois Blanc Island, St Ignace to False 
  Detour Channel and Presque Isle Light to Sturgeon Pt MI 
  Including Thunder Bay National Marine Sanctuary. In Lake 
  Superior, St. Marys River Point Iroquois to E. Potagannissing 
  Bay.

* WHEN...From 2 PM this afternoon to 2 PM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ345-349-202300-
/O.CON.KAPX.SC.Y.0088.210921T0000Z-210921T1800Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Sturgeon Pt to Alabaster MI-
1055 AM EDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING
TO 2 PM EDT TUESDAY...

* WHAT...Highest gusts up to 30 kt from the south and highest 
  waves around 6 feet expected.

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island and Sturgeon Pt to Alabaster MI.

* WHEN...From 8 PM this evening to 2 PM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
691 
WHUS73 KAPX 201926
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
326 PM EDT Mon Sep 20 2021

LMZ341-344>346-210330-
/O.CON.KAPX.GL.W.0017.210921T0000Z-210921T1200Z/
Seul Choix Point to 5NM West of Mackinac Bridge-
Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
326 PM EDT Mon Sep 20 2021

...GALE WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 AM
EDT TUESDAY...

* WHAT...Highest gusts up to 40 kt from the south and highest 
  waves around 9 feet expected.

* WHERE...Point Betsie to Sleeping Bear Point MI, Sleeping Bear 
  Point to Grand Traverse Light MI, Seul Choix Point to 5NM West 
  of Mackinac Bridge and Manistee to Point Betsie MI.

* WHEN...From 8 PM this evening to 8 AM EDT Tuesday.

* IMPACTS...Strong winds will cause hazardous highest 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.

&&

$$

LHZ346>348-LSZ322-210330-
/O.EXT.KAPX.SC.Y.0088.000000T0000Z-210921T1600Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-
St. Marys River Point Iroquois to E. Potagannissing Bay-
326 PM EDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL NOON EDT TUESDAY...

* WHAT...Highest gusts up to 30 kt from the south and highest
  waves around 7 feet.

* WHERE...In Lake Huron, 5NM East of Mackinac Bridge to Presque 
  Isle Light MI including Bois Blanc Island, St Ignace to False 
  Detour Channel and Presque Isle Light to Sturgeon Pt MI 
  Including Thunder Bay National Marine Sanctuary. In Lake 
  Superior, St. Marys River Point Iroquois to E. Potagannissing 
  Bay.

* WHEN...Until noon EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ345-349-210330-
/O.EXT.KAPX.SC.Y.0088.210921T0000Z-210921T1600Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Sturgeon Pt to Alabaster MI-
326 PM EDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO
NOON EDT TUESDAY...

* WHAT...Highest gusts up to 30 kt from the south and highest 
  waves around 6 feet expected.

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island and Sturgeon Pt to Alabaster MI.

* WHEN...From 8 PM this evening to noon EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ321-210330-
/O.CON.KAPX.SC.Y.0088.000000T0000Z-210921T1600Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
326 PM EDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON EDT
TUESDAY...

* WHAT...Highest gusts up to 30 kt from the south and highest 
  waves around 4 feet.

* WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI.

* WHEN...Until noon EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ323-342-210330-
/O.CON.KAPX.SC.Y.0088.210921T0000Z-210921T1600Z/
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
326 PM EDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING
TO NOON EDT TUESDAY...

* WHAT...Highest gusts up to 30 kt from the south and highest 
  waves around 5 feet expected.

* WHERE...Grand Traverse Bay south of a line Grand Traverse 
  Light to Norwood MI and Norwood MI to 5NM West of Mackinac 
  Bridge including Little Traverse Bay.

* WHEN...From 8 PM this evening to noon EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
035 
WHUS73 KAPX 210223
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1023 PM EDT Mon Sep 20 2021

LMZ341-344>346-211030-
/O.CON.KAPX.GL.W.0017.000000T0000Z-210921T1200Z/
Seul Choix Point to 5NM West of Mackinac Bridge-
Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
1023 PM EDT Mon Sep 20 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT TUESDAY...

* WHAT...Highest gusts up to 40 kt from the south and highest 
  waves around 9 feet.

* WHERE...Point Betsie to Sleeping Bear Point MI, Sleeping Bear 
  Point to Grand Traverse Light MI, Seul Choix Point to 5NM West 
  of Mackinac Bridge and Manistee to Point Betsie MI.

* WHEN...Until 8 AM EDT Tuesday.

* IMPACTS...Strong winds will cause hazardous highest 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.

&&

$$

LHZ346>349-211030-
/O.EXT.KAPX.SC.Y.0088.000000T0000Z-210922T0000Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
1023 PM EDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT TUESDAY...

* WHAT...Highest gusts up to 30 kt from the southwest and 
  highest waves around 8 feet.

* WHERE...5NM East of Mackinac Bridge to Presque Isle Light MI 
  including Bois Blanc Island, Sturgeon Pt to Alabaster MI, St 
  Ignace to False Detour Channel and Presque Isle Light to 
  Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary.

* WHEN...Until 8 PM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ345-LMZ323-342-211030-
/O.EXT.KAPX.SC.Y.0088.000000T0000Z-210922T0000Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1023 PM EDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT TUESDAY...

* WHAT...Highest gusts up to 30 kt from the southwest and 
  highest waves around 5 feet.

* WHERE...In Lake Michigan, Grand Traverse Bay south of a line 
  Grand Traverse Light to Norwood MI and Norwood MI to 5NM West 
  of Mackinac Bridge including Little Traverse Bay. In Lake 
  Huron, Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island.

* WHEN...Until 8 PM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ321-322-211030-
/O.EXT.KAPX.SC.Y.0088.000000T0000Z-210922T0000Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1023 PM EDT Mon Sep 20 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT TUESDAY...

* WHAT...Highest gusts up to 30 kt from the southwest and 
  highest waves around 8 feet.

* WHERE...St. Marys River Point Iroquois to E. Potagannissing 
  Bay and Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI.

* WHEN...Until 8 PM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
635 
WHUS73 KAPX 210752
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
352 AM EDT Tue Sep 21 2021

LMZ341-344>346-211200-
/O.CON.KAPX.GL.W.0017.000000T0000Z-210921T1200Z/
Seul Choix Point to 5NM West of Mackinac Bridge-
Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
352 AM EDT Tue Sep 21 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...

* WHAT...Highest gusts up to 35 kt from the southwest and highest
  waves around 9 feet.

* WHERE...Point Betsie to Sleeping Bear Point MI, Sleeping Bear 
  Point to Grand Traverse Light MI, Seul Choix Point to 5NM West 
  of Mackinac Bridge and Manistee to Point Betsie MI.

* WHEN...Until 8 AM EDT this morning.

* IMPACTS...Strong winds will cause hazardous highest 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.

&&

$$

LHZ346>349-211600-
/O.EXT.KAPX.SC.Y.0088.000000T0000Z-210922T1800Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
352 AM EDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM EDT WEDNESDAY...

* WHAT...Highest gusts up to 30 kt from the north and highest 
  waves around 8 feet.

* WHERE...5NM East of Mackinac Bridge to Presque Isle Light MI 
  including Bois Blanc Island, Sturgeon Pt to Alabaster MI, St 
  Ignace to False Detour Channel and Presque Isle Light to 
  Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary.

* WHEN...Until 2 PM EDT 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.

&&

$$

LHZ345-LMZ323-342-211600-
/O.EXT.KAPX.SC.Y.0088.000000T0000Z-210922T1800Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
352 AM EDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM EDT WEDNESDAY...

* WHAT...Highest gusts up to 30 kt from the north and highest 
  waves around 5 feet.

* WHERE...In Lake Michigan, Grand Traverse Bay south of a line 
  Grand Traverse Light to Norwood MI and Norwood MI to 5NM West 
  of Mackinac Bridge including Little Traverse Bay. In Lake 
  Huron, Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island.

* WHEN...Until 2 PM EDT 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.

&&

$$

LSZ321-322-211600-
/O.EXT.KAPX.SC.Y.0088.000000T0000Z-210922T1800Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
352 AM EDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM EDT WEDNESDAY...

* WHAT...Highest gusts up to 30 kt from the north and highest 
  waves around 8 feet.

* WHERE...St. Marys River Point Iroquois to E. Potagannissing 
  Bay and Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI.

* WHEN...Until 2 PM EDT 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.

&&

$$
660 
WHUS73 KAPX 210928
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
528 AM EDT Tue Sep 21 2021

LMZ341-344>346-211730-
/O.CAN.KAPX.GL.W.0017.000000T0000Z-210921T1200Z/
/O.EXA.KAPX.SC.Y.0088.000000T0000Z-210922T1800Z/
Seul Choix Point to 5NM West of Mackinac Bridge-
Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
528 AM EDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT WEDNESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Highest gusts up to 30 kt from the north and highest 
  waves around 8 feet.

* WHERE...Seul Choix Point to 5NM West of Mackinac Bridge, 
  Sleeping Bear Point to Grand Traverse Light MI, Point Betsie 
  to Sleeping Bear Point MI and Manistee to Point Betsie MI.

* WHEN...Until 2 PM EDT 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.

&&

$$

LHZ346>349-211730-
/O.CON.KAPX.SC.Y.0088.000000T0000Z-210922T1800Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
528 AM EDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT
WEDNESDAY...

* WHAT...Highest gusts up to 30 kt from the north and highest 
  waves around 8 feet.

* WHERE...5NM East of Mackinac Bridge to Presque Isle Light MI 
  including Bois Blanc Island, Sturgeon Pt to Alabaster MI, St 
  Ignace to False Detour Channel and Presque Isle Light to 
  Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary.

* WHEN...Until 2 PM EDT 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.

&&

$$

LHZ345-LMZ323-342-211730-
/O.CON.KAPX.SC.Y.0088.000000T0000Z-210922T1800Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
528 AM EDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT
WEDNESDAY...

* WHAT...Highest gusts up to 30 kt from the north and highest 
  waves around 5 feet.

* WHERE...In Lake Michigan, Grand Traverse Bay south of a line 
  Grand Traverse Light to Norwood MI and Norwood MI to 5NM West 
  of Mackinac Bridge including Little Traverse Bay. In Lake 
  Huron, Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island.

* WHEN...Until 2 PM EDT 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.

&&

$$

LSZ321-322-211730-
/O.CON.KAPX.SC.Y.0088.000000T0000Z-210922T1800Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
528 AM EDT Tue Sep 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT
WEDNESDAY...

* WHAT...Highest gusts up to 30 kt from the north and highest 
  waves around 8 feet.

* WHERE...St. Marys River Point Iroquois to E. Potagannissing 
  Bay and Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI.

* WHEN...Until 2 PM EDT 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 19, 10:06 AM EDTSmall Craft AdvisoryAPX10 hr
Sep 19, 3:52 PM EDTSmall Craft AdvisoryAPX5 days

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.