Alert archive / Michigan / Small Craft Advisories in 2021

Small Craft Advisory 26, NWS Gaylord, MI

March 5, 2021

NWS Gaylord, MI issued this small craft advisory at Mar 5, 2021, 1:50 PM EST. It took effect at Mar 5, 2021, 10:44 PM EST. It was in force for 25 hr.

The area

The counties it named.

The facts

Issued
Mar 5, 2021, 1:50 PM EST (18:50 UTC)
In effect from
Mar 5, 2021, 10:44 PM EST
Expired
Mar 7, 2021, 12:00 AM EST
In force
25 hr
Issued by
NWS Gaylord, MI

The text

As transmitted.

099 
WHUS73 KAPX 051850
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
150 PM EST Fri Mar 5 2021

LHZ347-348-060300-
/O.UPG.KAPX.SC.Y.0025.000000T0000Z-210307T0500Z/
/O.NEW.KAPX.GL.W.0005.210305T1850Z-210306T0500Z/
/O.NEW.KAPX.SC.Y.0026.210306T0500Z-210307T0500Z/
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-
150 PM EST Fri Mar 5 2021

...GALE WARNING IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT EST SATURDAY NIGHT...

* WHAT...For the GALE WARNING, Highest gusts up to 35 kt from 
  the northwest and highest waves around 9 feet. For the SMALL 
  CRAFT ADVISORY, Highest gusts up to 30 kt from the northwest 
  and highest waves around 8 feet expected.

* WHERE...5NM East of Mackinac Bridge to Presque Isle Light MI 
  including Bois Blanc Island and Presque Isle Light to Sturgeon 
  Pt MI Including Thunder Bay National Marine Sanctuary.

* WHEN...For the GALE WARNING, until midnight EST tonight. For 
  the SMALL CRAFT ADVISORY, from midnight tonight to midnight 
  EST Saturday night.

* 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.

&&

$$

LHZ346-060300-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210307T0500Z/
St Ignace to False Detour Channel-
150 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
SATURDAY NIGHT...

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

* WHERE...St Ignace to False Detour Channel.

* WHEN...Until midnight EST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ349-060300-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210306T1000Z/
Sturgeon Pt to Alabaster MI-
150 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
SATURDAY...

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

* WHERE...Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM 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.

&&

$$

LHZ345-LMZ341-052300-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210305T2300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
150 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

* WHAT...Highest gusts up to 25 kt from the northwest.

* WHERE...In Lake Michigan, Seul Choix Point to 5NM West of 
  Mackinac Bridge. In Lake Huron, Straits of Mackinac within 5 
  nm of Mackinac Bridge including Mackinac Island.

* WHEN...Until 6 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.

&&

$$

LMZ323-342-344-060300-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210306T1100Z/
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-Sleeping Bear Point to Grand Traverse Light MI-
150 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST
SATURDAY...

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

* WHERE...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 Sleeping Bear Point to Grand 
  Traverse Light MI.

* WHEN...Until 6 AM 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.

&&

$$

LMZ345-346-060300-
/O.CON.KAPX.SC.Y.0025.210305T2100Z-210306T1100Z/
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
150 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST
SATURDAY...

* WHAT...Highest waves around 5 feet expected.

* WHERE...Manistee to Point Betsie MI and Point Betsie to 
  Sleeping Bear Point MI.

* WHEN...Until 6 AM 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.

&&

$$
6 follow-up statements
996 
WHUS73 KAPX 052127
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
427 PM EST Fri Mar 5 2021

LHZ347-348-060530-
/O.CON.KAPX.GL.W.0005.000000T0000Z-210306T0500Z/
/O.CON.KAPX.SC.Y.0026.210306T0500Z-210307T0500Z/
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-
427 PM EST Fri Mar 5 2021

...GALE WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO MIDNIGHT EST SATURDAY NIGHT...

* WHAT...For the GALE WARNING, Highest gusts up to 35 kt from 
  the northwest and highest waves around 9 feet. For the SMALL 
  CRAFT ADVISORY, Highest gusts up to 30 kt from the northwest 
  and highest waves around 8 feet expected.

* WHERE...Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and 5NM East of Mackinac Bridge 
  to Presque Isle Light MI including Bois Blanc Island.

* WHEN...For the GALE WARNING, until midnight EST tonight. For 
  the SMALL CRAFT ADVISORY, from midnight tonight to midnight 
  EST Saturday night.

* 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.

&&

$$

LHZ346-060530-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210307T0500Z/
St Ignace to False Detour Channel-
427 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
SATURDAY NIGHT...

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

* WHERE...St Ignace to False Detour Channel.

* WHEN...Until midnight EST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ349-060530-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210306T1000Z/
Sturgeon Pt to Alabaster MI-
427 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
SATURDAY...

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

* WHERE...Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM 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.

&&

$$

LHZ345-LMZ341-052300-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210305T2300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
427 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

* WHAT...Highest gusts up to 25 kt from the northwest.

* WHERE...In Lake Michigan, Seul Choix Point to 5NM West of 
  Mackinac Bridge. In Lake Huron, Straits of Mackinac within 5 
  nm of Mackinac Bridge including Mackinac Island.

* WHEN...Until 6 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.

&&

$$

LMZ323-342-344-060530-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210306T1100Z/
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-Sleeping Bear Point to Grand Traverse Light MI-
427 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST
SATURDAY...

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

* WHERE...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 Sleeping Bear Point to Grand 
  Traverse Light MI.

* WHEN...Until 6 AM 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.

&&

$$

LMZ345-346-060530-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210306T1100Z/
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
427 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST
SATURDAY...

* WHAT...Highest waves around 5 feet.

* WHERE...Manistee to Point Betsie MI and Point Betsie to 
  Sleeping Bear Point MI.

* WHEN...Until 6 AM 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.

&&

$$
940 
WHUS73 KAPX 060344
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1044 PM EST Fri Mar 5 2021

LHZ347-348-061145-
/O.CAN.KAPX.GL.W.0005.000000T0000Z-210306T0500Z/
/O.EXT.KAPX.SC.Y.0026.210306T0344Z-210307T0500Z/
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-
1044 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL MIDNIGHT EST SATURDAY
NIGHT...
...GALE WARNING IS CANCELLED...

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

* WHERE...5NM East of Mackinac Bridge to Presque Isle Light MI 
  including Bois Blanc Island and Presque Isle Light to Sturgeon 
  Pt MI Including Thunder Bay National Marine Sanctuary.

* WHEN...Until midnight EST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ346-061145-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210307T0500Z/
St Ignace to False Detour Channel-
1044 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
SATURDAY NIGHT...

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

* WHERE...St Ignace to False Detour Channel.

* WHEN...Until midnight EST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ349-061000-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210306T1000Z/
Sturgeon Pt to Alabaster MI-
1044 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
SATURDAY...

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

* WHERE...Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM 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.

&&

$$

LMZ323-342-344-061100-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210306T1100Z/
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-Sleeping Bear Point to Grand Traverse Light MI-
1044 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST
SATURDAY...

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

* WHERE...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 Sleeping Bear Point to Grand 
  Traverse Light MI.

* WHEN...Until 6 AM 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.

&&

$$

LMZ345-346-061100-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210306T1100Z/
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
1044 PM EST Fri Mar 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST
SATURDAY...

* WHAT...Highest waves around 5 feet.

* WHERE...Manistee to Point Betsie MI and Point Betsie to 
  Sleeping Bear Point MI.

* WHEN...Until 6 AM 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.

&&

$$
971 
WHUS73 KAPX 060816
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
316 AM EST Sat Mar 6 2021

LMZ323-342-344>346-060930-
/O.CAN.KAPX.SC.Y.0025.000000T0000Z-210306T1100Z/
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-Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
316 AM EST Sat Mar 6 2021

...SMALL CRAFT ADVISORY IS CANCELLED...


$$

LHZ349-061600-
/O.EXT.KAPX.SC.Y.0025.000000T0000Z-210306T1600Z/
Sturgeon Pt to Alabaster MI-
316 AM EST Sat Mar 6 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EST THIS
MORNING...

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

* WHERE...Sturgeon Pt to Alabaster MI.

* WHEN...Until 11 AM EST this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ347-348-061630-
/O.CON.KAPX.SC.Y.0026.000000T0000Z-210307T0500Z/
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-
316 AM EST Sat Mar 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...

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

* WHERE...Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and 5NM East of Mackinac Bridge 
  to Presque Isle Light MI including Bois Blanc Island.

* WHEN...Until midnight EST 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.

&&

$$

LHZ346-061630-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210307T0500Z/
St Ignace to False Detour Channel-
316 AM EST Sat Mar 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...

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

* WHERE...St Ignace to False Detour Channel.

* WHEN...Until midnight EST 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.

&&

$$
030 
WHUS73 KAPX 061558
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1058 AM EST Sat Mar 6 2021

LHZ349-061700-
/O.EXP.KAPX.SC.Y.0025.000000T0000Z-210306T1600Z/
Sturgeon Pt to Alabaster MI-
1058 AM EST Sat Mar 6 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 11 AM EST THIS MORNING...


$$

LHZ347-348-070000-
/O.CON.KAPX.SC.Y.0026.000000T0000Z-210307T0500Z/
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-
1058 AM EST Sat Mar 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...

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

* WHERE...Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and 5NM East of Mackinac Bridge 
  to Presque Isle Light MI including Bois Blanc Island.

* WHEN...Until midnight EST 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.

&&

$$

LHZ346-070000-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210307T0500Z/
St Ignace to False Detour Channel-
1058 AM EST Sat Mar 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...

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

* WHERE...St Ignace to False Detour Channel.

* WHEN...Until midnight EST 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.

&&

$$
518 
WHUS73 KAPX 062046
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
346 PM EST Sat Mar 6 2021

LHZ347-348-070500-
/O.CON.KAPX.SC.Y.0026.000000T0000Z-210307T0500Z/
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-
346 PM EST Sat Mar 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...

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

* WHERE...Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and 5NM East of Mackinac Bridge 
  to Presque Isle Light MI including Bois Blanc Island.

* WHEN...Until midnight EST 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.

&&

$$

LHZ346-070500-
/O.CON.KAPX.SC.Y.0025.000000T0000Z-210307T0500Z/
St Ignace to False Detour Channel-
346 PM EST Sat Mar 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...

* WHAT...Highest gusts up to 25 kt from the northwest.

* WHERE...St Ignace to False Detour Channel.

* WHEN...Until midnight EST 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.

&&

$$
000 
WHUS73 KAPX 070248
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
948 PM EST Sat Mar 6 2021

LHZ346-070400-
/O.CAN.KAPX.SC.Y.0025.000000T0000Z-210307T0500Z/
St Ignace to False Detour Channel-
948 PM EST Sat Mar 6 2021

...SMALL CRAFT ADVISORY IS CANCELLED...


$$

LHZ347-348-070500-
/O.CON.KAPX.SC.Y.0026.000000T0000Z-210307T0500Z/
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-
948 PM EST Sat Mar 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...

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

* WHERE...Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and 5NM East of Mackinac Bridge 
  to Presque Isle Light MI including Bois Blanc Island.

* WHEN...Until midnight EST 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 5, 1:50 PM ESTGale WarningAPX9 hr

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.