Alert archive / Michigan / Small Craft Advisories in 2021

Small Craft Advisory 111, NWS Gaylord, MI

November 19, 2021

NWS Gaylord, MI issued this small craft advisory at Nov 19, 2021, 3:54 PM EST. It took effect at Nov 19, 2021, 7:00 PM EST. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued
Nov 19, 2021, 3:54 PM EST (20:54 UTC)
In effect from
Nov 19, 2021, 7:00 PM EST
Expired
Nov 20, 2021, 3:40 PM EST
In force
21 hr
Issued by
NWS Gaylord, MI

The text

As transmitted.

516 
WHUS73 KAPX 192054
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
354 PM EST Fri Nov 19 2021

LSZ321-200500-
/O.NEW.KAPX.SC.Y.0111.211120T0000Z-211121T0000Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
354 PM EST Fri Nov 19 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 PM
EST SATURDAY...

* WHAT...Highest gusts up to 25 kt from the south and highest 
  waves around 4 feet expected.

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

* WHEN...From 7 PM this evening to 7 PM EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ323-341-342-344>346-200500-
/O.NEW.KAPX.SC.Y.0111.211120T0000Z-211121T0000Z/
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-Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
354 PM EST Fri Nov 19 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 PM
EST SATURDAY...

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

* WHERE...Portions of Lake Michigan. 

* WHEN...From 7 PM this evening to 7 PM EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ348-349-200500-
/O.NEW.KAPX.SC.Y.0111.211120T0000Z-211121T0000Z/
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
354 PM EST Fri Nov 19 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 PM
EST SATURDAY...

* WHAT...Highest gusts up to 25 kt from the southwest and 
  highest waves around 6 feet expected.

* WHERE...Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...From 7 PM this evening to 7 PM EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

JZ
5 follow-up statements
549 
WHUS73 KAPX 200234
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
934 PM EST Fri Nov 19 2021

LSZ321-201045-
/O.CON.KAPX.SC.Y.0111.000000T0000Z-211121T0000Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
934 PM EST Fri Nov 19 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST
SATURDAY...

* WHAT...Highest gusts up to 25 kt from the south and highest 
  waves around 4 feet.

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

* WHEN...Until 7 PM EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ323-341-342-344>346-201045-
/O.CON.KAPX.SC.Y.0111.000000T0000Z-211121T0000Z/
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-Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
934 PM EST Fri Nov 19 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST
SATURDAY...

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

* WHERE...Portions of Lake Michigan. 

* WHEN...Until 7 PM EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ348-349-201045-
/O.CON.KAPX.SC.Y.0111.000000T0000Z-211121T0000Z/
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
934 PM EST Fri Nov 19 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST
SATURDAY...

* WHAT...Highest gusts up to 25 kt from the southwest and 
  highest waves around 6 feet.

* WHERE...Sturgeon Pt to Alabaster MI and Presque Isle Light to 
  Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary.

* WHEN...Until 7 PM EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
188 
WHUS73 KAPX 200701
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
201 AM EST Sat Nov 20 2021

LSZ321-201515-
/O.CON.KAPX.SC.Y.0111.000000T0000Z-211121T0000Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
201 AM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

* WHAT...Highest gusts up to 25 kt from the south and highest 
  waves around 4 feet.

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

* WHEN...Until 7 PM EST this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ323-341-342-344>346-201515-
/O.CON.KAPX.SC.Y.0111.000000T0000Z-211121T0000Z/
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-Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
201 AM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

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

* WHERE...Portions of Lake Michigan. 

* WHEN...Until 7 PM EST this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ348-349-201515-
/O.CON.KAPX.SC.Y.0111.000000T0000Z-211121T0000Z/
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
201 AM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

* WHAT...Highest gusts up to 25 kt from the south and highest 
  waves around 6 feet.

* WHERE...Sturgeon Pt to Alabaster MI and Presque Isle Light to 
  Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary.

* WHEN...Until 7 PM EST this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
976 
WHUS73 KAPX 200758
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
258 AM EST Sat Nov 20 2021

LHZ345-201600-
/O.EXB.KAPX.SC.Y.0111.000000T0000Z-211120T2000Z/
/O.NEW.KAPX.GL.A.0018.211121T2100Z-211122T1500Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-
258 AM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EST THIS AFTERNOON...
...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
MORNING...

* WHAT...For the SMALL CRAFT ADVISORY, Highest gusts up to 25 kt 
  from the south. For the GALE WATCH, Highest gusts up to 35 kt 
  from the west and highest waves around 5 feet possible.

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island.

* WHEN...For the SMALL CRAFT ADVISORY, until 3 PM EST this 
  afternoon. For the GALE WATCH, from Sunday afternoon through 
  Monday morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and highest
waves.

&&

$$

LHZ346-347-201600-
/O.EXB.KAPX.SC.Y.0111.000000T0000Z-211120T2000Z/
/O.NEW.KAPX.GL.A.0018.211121T2100Z-211122T1500Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
258 AM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EST THIS AFTERNOON...
...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
MORNING...

* WHAT...For the SMALL CRAFT ADVISORY, Highest gusts up to 25 kt 
  from the south and highest waves around 4 feet. For the GALE 
  WATCH, Highest gusts up to 35 kt from the west and highest 
  waves around 8 feet possible.

* WHERE...St Ignace to False Detour Channel and 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island.

* WHEN...For the SMALL CRAFT ADVISORY, until 3 PM EST this 
  afternoon. For the GALE WATCH, from Sunday afternoon through 
  Monday morning.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and highest
waves.

&&

$$

LSZ321-201600-
/O.EXT.KAPX.SC.Y.0111.000000T0000Z-211120T2000Z/
/O.NEW.KAPX.GL.A.0018.211121T2100Z-211122T1200Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
258 AM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 PM EST THIS
AFTERNOON...
...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
MORNING...

* WHAT...For the SMALL CRAFT ADVISORY, Highest gusts up to 25 kt 
  from the south and highest waves around 4 feet. For the GALE 
  WATCH, Highest gusts up to 35 kt from the northwest and 
  highest waves around 12 feet possible.

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

* WHEN...For the SMALL CRAFT ADVISORY, until 3 PM EST this 
  afternoon. For the GALE WATCH, from Sunday afternoon through 
  Monday morning.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and highest
waves.

&&

$$

LMZ323-341-342-344>346-201600-
/O.CON.KAPX.SC.Y.0111.000000T0000Z-211121T0000Z/
/O.NEW.KAPX.GL.A.0018.211121T2100Z-211122T1500Z/
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-Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
258 AM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
MORNING...

* WHAT...For the SMALL CRAFT ADVISORY, Highest gusts up to 30 kt 
  from the southwest and highest waves around 8 feet. For the 
  GALE WATCH, Highest gusts up to 40 kt from the northwest and 
  highest waves around 11 feet possible.

* WHERE...Portions of Lake Michigan. 

* WHEN...For the SMALL CRAFT ADVISORY, until 7 PM EST this 
  evening. For the GALE WATCH, from Sunday afternoon through 
  Monday morning.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and highest
waves.

&&

$$

LHZ348-349-201600-
/O.CON.KAPX.SC.Y.0111.000000T0000Z-211121T0000Z/
/O.NEW.KAPX.GL.A.0018.211121T2100Z-211122T1500Z/
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
258 AM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
MORNING...

* WHAT...For the SMALL CRAFT ADVISORY, Highest gusts up to 25 kt 
  from the south and highest waves around 6 feet. For the GALE 
  WATCH, Highest gusts up to 35 kt from the west and highest 
  waves around 8 feet possible.

* WHERE...Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...For the SMALL CRAFT ADVISORY, until 7 PM EST this 
  evening. For the GALE WATCH, from Sunday afternoon through 
  Monday morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and highest
waves.

&&

$$

LSZ322-201600-
/O.NEW.KAPX.GL.A.0018.211121T2100Z-211122T1200Z/
St. Marys River Point Iroquois to E. Potagannissing Bay-
258 AM EST Sat Nov 20 2021

...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
MORNING...

* WHAT...Highest gusts up to 35 kt from the west and highest 
  waves around 6 feet possible.

* WHERE...St. Marys River Point Iroquois to E. Potagannissing 
  Bay.

* WHEN...From Sunday afternoon through Monday morning.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and highest
waves.

&&

$$
066 
WHUS73 KAPX 201500
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1000 AM EST Sat Nov 20 2021

LSZ321-202300-
/O.CON.KAPX.SC.Y.0111.000000T0000Z-211120T2000Z/
/O.CON.KAPX.GL.A.0018.211121T2100Z-211122T1200Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
1000 AM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM EST THIS
AFTERNOON...
...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY MORNING...

* WHAT...For the SMALL CRAFT ADVISORY, Highest gusts up to 25 kt 
  from the south and highest waves around 4 feet. For the GALE 
  WATCH, Highest gusts up to 35 kt from the northwest and 
  highest waves around 12 feet possible.

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

* WHEN...For the SMALL CRAFT ADVISORY, until 3 PM EST this 
  afternoon. For the GALE WATCH, from Sunday afternoon through 
  Monday morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and highest
waves.

&&

$$

LMZ323-341-342-344>346-202300-
/O.CON.KAPX.SC.Y.0111.000000T0000Z-211121T0000Z/
/O.CON.KAPX.GL.A.0018.211121T2100Z-211122T1500Z/
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-Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
1000 AM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY MORNING...

* WHAT...For the SMALL CRAFT ADVISORY, Highest gusts up to 30 kt 
  from the southwest and highest waves around 8 feet. For the 
  GALE WATCH, Highest gusts up to 40 kt from the northwest and 
  highest waves around 11 feet possible.

* WHERE...Portions of Lake Michigan.

* WHEN...For the SMALL CRAFT ADVISORY, until 7 PM EST this 
  evening. For the GALE WATCH, from Sunday afternoon through 
  Monday morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and highest
waves.

&&

$$

LHZ348-349-202300-
/O.CON.KAPX.SC.Y.0111.000000T0000Z-211121T0000Z/
/O.CON.KAPX.GL.A.0018.211121T2100Z-211122T1500Z/
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
1000 AM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY MORNING...

* WHAT...For the SMALL CRAFT ADVISORY, Highest gusts up to 25 kt 
  from the south and highest waves around 6 feet. For the GALE 
  WATCH, Highest gusts up to 35 kt from the west and highest 
  waves around 8 feet possible.

* WHERE...Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...For the SMALL CRAFT ADVISORY, until 7 PM EST this 
  evening. For the GALE WATCH, from Sunday afternoon through 
  Monday morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and highest
waves.

&&

$$

LHZ345-202300-
/O.CON.KAPX.SC.Y.0111.000000T0000Z-211120T2000Z/
/O.CON.KAPX.GL.A.0018.211121T2100Z-211122T1500Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-
1000 AM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM EST THIS
AFTERNOON...
...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY MORNING...

* WHAT...For the SMALL CRAFT ADVISORY, Highest gusts up to 25 kt 
  from the south. For the GALE WATCH, Highest gusts up to 35 kt 
  from the west and highest waves around 5 feet possible.

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island.

* WHEN...For the SMALL CRAFT ADVISORY, until 3 PM EST this 
  afternoon. For the GALE WATCH, from Sunday afternoon through 
  Monday morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and highest
waves.

&&

$$

LHZ346-347-202300-
/O.CON.KAPX.SC.Y.0111.000000T0000Z-211120T2000Z/
/O.CON.KAPX.GL.A.0018.211121T2100Z-211122T1500Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
1000 AM EST Sat Nov 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM EST THIS
AFTERNOON...
...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY MORNING...

* WHAT...For the SMALL CRAFT ADVISORY, Highest gusts up to 25 kt 
  from the south and highest waves around 4 feet. For the GALE 
  WATCH, Highest gusts up to 35 kt from the west and highest 
  waves around 8 feet possible.

* WHERE...St Ignace to False Detour Channel and 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island.

* WHEN...For the SMALL CRAFT ADVISORY, until 3 PM EST this 
  afternoon. For the GALE WATCH, from Sunday afternoon through 
  Monday morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and highest
waves.

&&

$$

LSZ322-202300-
/O.CON.KAPX.GL.A.0018.211121T2100Z-211122T1200Z/
St. Marys River Point Iroquois to E. Potagannissing Bay-
1000 AM EST Sat Nov 20 2021

...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY MORNING...

* WHAT...Highest gusts up to 35 kt from the west and highest 
  waves around 6 feet possible.

* WHERE...St. Marys River Point Iroquois to E. Potagannissing 
  Bay.

* WHEN...From Sunday afternoon through Monday morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and highest
waves.

&&

$$
388 
WHUS73 KAPX 202040
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
340 PM EST Sat Nov 20 2021

LHZ348-349-LMZ323-341-342-344>346-210600-
/O.CAN.KAPX.SC.Y.0111.000000T0000Z-211121T0000Z/
/O.UPG.KAPX.GL.A.0018.211121T2100Z-211122T1500Z/
/O.NEW.KAPX.GL.W.0025.211121T2100Z-211122T1500Z/
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
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-Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
340 PM EST Sat Nov 20 2021

...GALE WARNING IN EFFECT FROM 4 PM SUNDAY TO 10 AM EST MONDAY...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...Highest gusts up to 40 kt from the west and highest 
  waves around 11 feet expected.

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

* WHEN...From 4 PM Sunday to 10 AM EST Monday.

* 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.

&&

$$

LHZ345>347-210600-
/O.UPG.KAPX.GL.A.0018.211121T2100Z-211122T1500Z/
/O.NEW.KAPX.GL.W.0025.211121T2100Z-211122T1500Z/
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-
340 PM EST Sat Nov 20 2021

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

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

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island, St Ignace to False Detour Channel 
  and 5NM East of Mackinac Bridge to Presque Isle Light MI 
  including Bois Blanc Island.

* WHEN...From 4 PM Sunday to 10 AM EST Monday.

* 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.

&&

$$

LSZ321-322-210600-
/O.UPG.KAPX.GL.A.0018.211121T2100Z-211122T1200Z/
/O.NEW.KAPX.GL.W.0025.211121T2100Z-211122T1500Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
340 PM EST Sat Nov 20 2021

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

* WHAT...Highest gusts up to 40 kt from the northwest and 
  highest waves around 16 feet expected.

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

* WHEN...From 4 PM Sunday to 10 AM EST Monday.

* 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.

&&

$$

Nearby

Small Craft Advisories in Michigan, 2021Every small craft advisory 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.