Alert archive / Michigan / Small Craft Advisories in 2021

Small Craft Advisory 50, NWS Gaylord, MI

April 29, 2021

NWS Gaylord, MI issued this small craft advisory at Apr 29, 2021, 4:05 AM EDT. It took effect at Apr 29, 2021, 8:00 PM EDT. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued
Apr 29, 2021, 4:05 AM EDT (08:05 UTC)
In effect from
Apr 29, 2021, 8:00 PM EDT
Expired
Apr 30, 2021, 8:00 PM EDT
In force
24 hr
Issued by
NWS Gaylord, MI

The text

As transmitted.

761 
WHUS73 KAPX 290805
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
405 AM EDT Thu Apr 29 2021

LHZ347-348-292000-
/O.UPG.KAPX.GL.A.0011.210430T0400Z-210501T0000Z/
/O.NEW.KAPX.GL.W.0013.210430T0400Z-210501T0000Z/
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-
405 AM EDT Thu Apr 29 2021

...GALE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM EDT
FRIDAY...

* WHAT...Highest gusts up to 40 kt from the northwest and 
  highest waves around 9 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...From midnight tonight to 8 PM EDT Friday.

* 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.

&&

$$

LMZ323-341-342-344-292000-
/O.NEW.KAPX.SC.Y.0050.210430T0000Z-210501T0000Z/
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-
405 AM EDT Thu Apr 29 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM
EDT FRIDAY...

* WHAT...Highest gusts up to 30 kt from the northwest and 
  highest waves around 6 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, Norwood MI to 5NM West of Mackinac Bridge including 
  Little Traverse Bay and Sleeping Bear Point to Grand Traverse 
  Light MI.

* WHEN...From 8 PM this evening to 8 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ321-322-292000-
/O.NEW.KAPX.SC.Y.0050.210430T0000Z-210501T0000Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
405 AM EDT Thu Apr 29 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM
EDT FRIDAY...

* WHAT...Highest gusts up to 30 kt from the northwest and 
  highest waves around 8 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 8 PM this evening to 8 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ345-346-292000-
/O.NEW.KAPX.SC.Y.0050.210430T0900Z-210430T1800Z/
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
405 AM EDT Thu Apr 29 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM TO 2 PM EDT FRIDAY...

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

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

* WHEN...From 5 AM to 2 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ345-346-349-292000-
/O.NEW.KAPX.SC.Y.0050.210430T0400Z-210501T0000Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
Sturgeon Pt to Alabaster MI-
405 AM EDT Thu Apr 29 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM
EDT FRIDAY...

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

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island, St Ignace to False Detour Channel 
  and Sturgeon Pt to Alabaster MI.

* WHEN...From midnight tonight to 8 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
8 follow-up statements
875 
WHUS73 KAPX 291537
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1137 AM EDT Thu Apr 29 2021

LHZ347-348-292345-
/O.CON.KAPX.GL.W.0013.210430T0400Z-210501T0000Z/
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-
1137 AM EDT Thu Apr 29 2021

...GALE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM
EDT FRIDAY...

* WHAT...Highest gusts up to 40 kt from the northwest and 
  highest waves around 9 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...From midnight tonight to 8 PM EDT Friday.

* 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.

&&

$$

LMZ323-341-342-344-292345-
/O.CON.KAPX.SC.Y.0050.210430T0000Z-210501T0000Z/
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-
1137 AM EDT Thu Apr 29 2021

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

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

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

* WHEN...From 8 PM this evening to 8 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ321-322-292345-
/O.CON.KAPX.SC.Y.0050.210430T0000Z-210501T0000Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1137 AM EDT Thu Apr 29 2021

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

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

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

* WHEN...From 8 PM this evening to 8 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ345-346-292345-
/O.CON.KAPX.SC.Y.0050.210430T0900Z-210430T1800Z/
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
1137 AM EDT Thu Apr 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 AM TO 2 PM EDT
FRIDAY...

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

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

* WHEN...From 5 AM to 2 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ345-346-349-292345-
/O.CON.KAPX.SC.Y.0050.210430T0400Z-210501T0000Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
Sturgeon Pt to Alabaster MI-
1137 AM EDT Thu Apr 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 8 PM EDT FRIDAY...

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

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island, Sturgeon Pt to Alabaster MI and St 
  Ignace to False Detour Channel.

* WHEN...From midnight tonight to 8 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
833 
WHUS73 KAPX 291941
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
341 PM EDT Thu Apr 29 2021

LHZ347-348-300345-
/O.CON.KAPX.GL.W.0013.210430T0400Z-210501T0000Z/
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-
341 PM EDT Thu Apr 29 2021

...GALE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM
EDT FRIDAY...

* WHAT...Highest gusts up to 45 kt from the northwest and 
  highest waves around 9 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...From midnight tonight to 8 PM EDT Friday.

* 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.

&&

$$

LMZ323-341-342-344-300345-
/O.CON.KAPX.SC.Y.0050.210430T0000Z-210501T0000Z/
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-
341 PM EDT Thu Apr 29 2021

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

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

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

* WHEN...From 8 PM this evening to 8 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ321-322-300345-
/O.CON.KAPX.SC.Y.0050.210430T0000Z-210501T0000Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
341 PM EDT Thu Apr 29 2021

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

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

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

* WHEN...From 8 PM this evening to 8 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ345-346-300345-
/O.CON.KAPX.SC.Y.0050.210430T0900Z-210430T1800Z/
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
341 PM EDT Thu Apr 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 AM TO 2 PM EDT
FRIDAY...

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

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

* WHEN...From 5 AM to 2 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ345-346-349-300345-
/O.CON.KAPX.SC.Y.0050.210430T0400Z-210501T0000Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
Sturgeon Pt to Alabaster MI-
341 PM EDT Thu Apr 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 8 PM EDT FRIDAY...

* WHAT...Highest gusts up to 40 kt from the northwest and 
  highest waves around 6 feet expected.

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island, Sturgeon Pt to Alabaster MI and St 
  Ignace to False Detour Channel.

* WHEN...From midnight tonight to 8 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
754 
WHUS73 KAPX 300111
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
911 PM EDT Thu Apr 29 2021

LHZ347-348-300915-
/O.CON.KAPX.GL.W.0013.210430T0400Z-210501T0000Z/
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-
911 PM EDT Thu Apr 29 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT FRIDAY...

* WHAT...Highest gusts up to 45 kt from the northwest and 
  highest waves around 9 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 8 PM EDT Friday.

* 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.

&&

$$

LMZ323-341-342-344-300915-
/O.CON.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
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-
911 PM EDT Thu Apr 29 2021

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

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

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

* WHEN...Until 8 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ345-346-300915-
/O.CON.KAPX.SC.Y.0050.210430T0900Z-210430T1800Z/
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
911 PM EDT Thu Apr 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 AM TO 2 PM EDT
FRIDAY...

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

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

* WHEN...From 5 AM to 2 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ321-322-300915-
/O.CON.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
911 PM EDT Thu Apr 29 2021

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

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ345-346-349-300915-
/O.CON.KAPX.SC.Y.0050.210430T0400Z-210501T0000Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
Sturgeon Pt to Alabaster MI-
911 PM EDT Thu Apr 29 2021

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

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

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island, Sturgeon Pt to Alabaster MI and St 
  Ignace to False Detour Channel.

* WHEN...Until 8 PM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
089 
WHUS73 KAPX 300814
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
414 AM EDT Fri Apr 30 2021

LSZ321-322-301615-
/O.UPG.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
/O.EXB.KAPX.GL.W.0013.210430T1200Z-210430T2100Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
414 AM EDT Fri Apr 30 2021

...GALE WARNING IN EFFECT FROM 8 AM THIS MORNING TO 5 PM EDT THIS
AFTERNOON...

* WHAT...Highest gusts up to 35 kt from the northwest and 
  highest waves around 8 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 8 AM this morning to 5 PM EDT this afternoon.

* 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.

&&

$$

LHZ347-348-301615-
/O.CON.KAPX.GL.W.0013.000000T0000Z-210501T0000Z/
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-
414 AM EDT Fri Apr 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...

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

* 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 8 PM EDT this evening.

* 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.

&&

$$

LMZ323-341-342-344-301615-
/O.CON.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
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-
414 AM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

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

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

* WHEN...Until 8 PM EDT 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.

&&

$$

LMZ345-346-301615-
/O.CON.KAPX.SC.Y.0050.210430T0900Z-210430T1800Z/
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
414 AM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

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

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

* WHEN...Until 2 PM EDT this 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.

&&

$$

LHZ345-346-349-301615-
/O.CON.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
Sturgeon Pt to Alabaster MI-
414 AM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

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

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island, Sturgeon Pt to Alabaster MI and St 
  Ignace to False Detour Channel.

* WHEN...Until 8 PM EDT 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.

&&

$$
101 
WHUS73 KAPX 301422
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1022 AM EDT Fri Apr 30 2021

LHZ347-348-302230-
/O.CON.KAPX.GL.W.0013.000000T0000Z-210501T0000Z/
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-
1022 AM EDT Fri Apr 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...

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

* 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 8 PM EDT this evening.

* 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.

&&

$$

LSZ321-322-302100-
/O.CON.KAPX.GL.W.0013.000000T0000Z-210430T2100Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1022 AM EDT Fri Apr 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON...

* WHAT...Highest gusts up to 40 kt from the northwest 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 5 PM EDT this afternoon.

* 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.

&&

$$

LMZ323-341-342-344-302230-
/O.CON.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
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-
1022 AM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

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

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

* WHEN...Until 8 PM EDT 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.

&&

$$

LMZ345-346-301800-
/O.CON.KAPX.SC.Y.0050.000000T0000Z-210430T1800Z/
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
1022 AM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

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

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

* WHEN...Until 2 PM EDT this 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.

&&

$$

LHZ345-346-349-302230-
/O.CON.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
Sturgeon Pt to Alabaster MI-
1022 AM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

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

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island, Sturgeon Pt to Alabaster MI and St 
  Ignace to False Detour Channel.

* WHEN...Until 8 PM EDT 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.

&&

$$
110 
WHUS73 KAPX 301754
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
154 PM EDT Fri Apr 30 2021

LHZ347-348-010000-
/O.CON.KAPX.GL.W.0013.000000T0000Z-210501T0000Z/
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-
154 PM EDT Fri Apr 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...

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

* 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 8 PM EDT this evening.

* 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.

&&

$$

LSZ321-322-302100-
/O.CON.KAPX.GL.W.0013.000000T0000Z-210430T2100Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
154 PM EDT Fri Apr 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON...

* WHAT...Highest gusts up to 35 kt from the northwest 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 5 PM EDT this afternoon.

* 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.

&&

$$

LMZ345-346-302100-
/O.EXT.KAPX.SC.Y.0050.000000T0000Z-210430T2100Z/
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
154 PM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 PM EDT THIS
AFTERNOON...

* WHAT...Highest waves around 4 feet.

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

* WHEN...Until 5 PM EDT this 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.

&&

$$

LMZ323-341-342-344-010000-
/O.CON.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
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-
154 PM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

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

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

* WHEN...Until 8 PM EDT 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.

&&

$$

LHZ345-346-349-010000-
/O.CON.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
Sturgeon Pt to Alabaster MI-
154 PM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

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

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island, Sturgeon Pt to Alabaster MI and St 
  Ignace to False Detour Channel.

* WHEN...Until 8 PM EDT 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.

&&

$$
171 
WHUS73 KAPX 302002
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
402 PM EDT Fri Apr 30 2021

LMZ345-346-010400-
/O.CAN.KAPX.SC.Y.0050.000000T0000Z-210430T2100Z/
/O.NEW.KAPX.GL.W.0014.210501T1200Z-210502T0000Z/
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
402 PM EDT Fri Apr 30 2021

...GALE WARNING IN EFFECT FROM 8 AM TO 8 PM EDT SATURDAY...
...SMALL CRAFT ADVISORY IS CANCELLED...

* 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 and Manistee to 
  Point Betsie MI.

* WHEN...From 8 AM to 8 PM EDT Saturday.

* 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.

&&

$$

LMZ344-010400-
/O.CON.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
/O.NEW.KAPX.GL.W.0014.210501T1200Z-210502T0000Z/
Sleeping Bear Point to Grand Traverse Light MI-
402 PM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...GALE WARNING IN EFFECT FROM 8 AM TO 8 PM EDT SATURDAY...

* WHAT...For the GALE WARNING, Highest gusts up to 35 kt from 
  the southwest and highest waves around 6 feet expected. For 
  the SMALL CRAFT ADVISORY, highest waves around 4 feet.

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

* WHEN...For the GALE WARNING, from 8 AM to 8 PM EDT Saturday. 
  For the SMALL CRAFT ADVISORY, until 8 PM EDT this evening.

* 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.

&&

$$

LHZ347-348-010400-
/O.EXT.KAPX.GL.W.0013.000000T0000Z-210501T0400Z/
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-
402 PM EDT Fri Apr 30 2021

...GALE WARNING NOW IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

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

* 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 EDT tonight.

* 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.

&&

$$

LSZ321-322-010000-
/O.EXT.KAPX.GL.W.0013.000000T0000Z-210501T0000Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
402 PM EDT Fri Apr 30 2021

...GALE WARNING NOW IN EFFECT UNTIL 8 PM EDT THIS EVENING...

* WHAT...Highest gusts up to 35 kt from the northwest 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 this evening.

* 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.

&&

$$

LMZ323-341-342-010400-
/O.CON.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
/O.NEW.KAPX.SC.Y.0051.210501T1200Z-210502T0000Z/
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-
402 PM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 8 PM EDT
SATURDAY...

* WHAT...For the first SMALL CRAFT ADVISORY, Highest gusts up to 
  25 kt from the northwest and highest waves around 4 feet. For 
  the second SMALL CRAFT ADVISORY, Highest gusts up to 30 kt 
  from the southwest and highest waves around 8 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...For the SMALL CRAFT ADVISORY, until 8 PM EDT this 
  evening. For the SMALL CRAFT ADVISORY, from 8 AM to 8 PM EDT 
  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.

&&

$$

LHZ345-346-349-010000-
/O.CON.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
Sturgeon Pt to Alabaster MI-
402 PM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

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

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge 
  including Mackinac Island, Sturgeon Pt to Alabaster MI and St 
  Ignace to False Detour Channel.

* WHEN...Until 8 PM EDT 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.

&&

$$
332 
WHUS73 KAPX 010002
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
802 PM EDT Fri Apr 30 2021

LHZ347-348-010115-
/O.CAN.KAPX.GL.W.0013.000000T0000Z-210501T0400Z/
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-
802 PM EDT Fri Apr 30 2021

...GALE WARNING IS CANCELLED...

$$

LSZ321-322-010115-
/O.EXP.KAPX.GL.W.0013.000000T0000Z-210501T0000Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
802 PM EDT Fri Apr 30 2021

...GALE WARNING HAS EXPIRED...

$$

LMZ344-010815-
/O.EXP.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
/O.CON.KAPX.GL.W.0014.210501T1200Z-210502T0000Z/
Sleeping Bear Point to Grand Traverse Light MI-
802 PM EDT Fri Apr 30 2021

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

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

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

* WHEN...From 8 AM to 8 PM EDT Saturday.

* 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.

&&

$$

LMZ323-341-342-010815-
/O.EXP.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
/O.CON.KAPX.SC.Y.0051.210501T1200Z-210502T0000Z/
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-
802 PM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM TO 8 PM EDT
SATURDAY...

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

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

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

&&

$$

LHZ345-346-349-010115-
/O.EXP.KAPX.SC.Y.0050.000000T0000Z-210501T0000Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
Sturgeon Pt to Alabaster MI-
802 PM EDT Fri Apr 30 2021

...SMALL CRAFT ADVISORY HAS EXPIRED...

$$

LMZ345-346-010815-
/O.CON.KAPX.GL.W.0014.210501T1200Z-210502T0000Z/
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
802 PM EDT Fri Apr 30 2021

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

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

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

* WHEN...From 8 AM to 8 PM EDT Saturday.

* 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 4:05 AM EDTGale WarningAPX40 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.