Alert archive / Michigan / Small Craft Advisories in 2021

Small Craft Advisory 96, NWS Gaylord, MI

October 15, 2021

NWS Gaylord, MI issued this small craft advisory at Oct 15, 2021, 3:15 PM EDT. It took effect at Oct 16, 2021, 8:00 AM EDT. It was in force for 38 hr.

The area

The counties it named.

The facts

Issued
Oct 15, 2021, 3:15 PM EDT (19:15 UTC)
In effect from
Oct 16, 2021, 8:00 AM EDT
Expired
Oct 17, 2021, 10:00 PM EDT
In force
38 hr
Issued by
NWS Gaylord, MI

The text

As transmitted.

463 
WHUS73 KAPX 151915
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
315 PM EDT Fri Oct 15 2021

LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-160315-
/O.NEW.KAPX.SC.Y.0096.211016T1200Z-211017T0300Z/
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-
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-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
315 PM EDT Fri Oct 15 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 11 PM EDT
SATURDAY...

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

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

* WHEN...From 8 AM to 11 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.

&&

$$
9 follow-up statements
447 
WHUS73 KAPX 160156
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
956 PM EDT Fri Oct 15 2021

LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-161000-
/O.CON.KAPX.SC.Y.0096.211016T1200Z-211017T0300Z/
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-
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-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
956 PM EDT Fri Oct 15 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM TO 11 PM EDT
SATURDAY...

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

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

* WHEN...From 8 AM to 11 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.

&&

$$
042 
WHUS73 KAPX 160633
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
233 AM EDT Sat Oct 16 2021

LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-161445-
/O.CON.KAPX.SC.Y.0096.211016T1200Z-211017T0300Z/
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-
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-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
233 AM EDT Sat Oct 16 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING
TO 11 PM EDT THIS EVENING...

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

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

* WHEN...From 8 AM this morning to 11 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.

&&

$$
266 
WHUS73 KAPX 161459
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1059 AM EDT Sat Oct 16 2021

LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-162300-
/O.CON.KAPX.SC.Y.0096.000000T0000Z-211017T0300Z/
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-
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-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1059 AM EDT Sat Oct 16 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kt from the northwest and 
  highest waves around 9 feet.

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

* WHEN...Until 11 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.

&&

$$
719 
WHUS73 KAPX 161922
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
322 PM EDT Sat Oct 16 2021

LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-170330-
/O.EXT.KAPX.SC.Y.0096.000000T0000Z-211018T0200Z/
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-
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-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
322 PM EDT Sat Oct 16 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kt from the northwest and 
  highest waves around 10 feet.

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

* WHEN...Until 10 PM EDT Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
746 
WHUS73 KAPX 170202
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1002 PM EDT Sat Oct 16 2021

LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-171015-
/O.CON.KAPX.SC.Y.0096.000000T0000Z-211018T0200Z/
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-
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-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1002 PM EDT Sat Oct 16 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT
SUNDAY...

* WHAT...Highest gusts up to 30 kt from the northwest and 
  highest waves around 10 feet.

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

* WHEN...Until 10 PM EDT Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
776 
WHUS73 KAPX 170635
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
235 AM EDT Sun Oct 17 2021

LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-171445-
/O.CON.KAPX.SC.Y.0096.000000T0000Z-211018T0200Z/
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-
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-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
235 AM EDT Sun Oct 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kt from the northwest and 
  highest waves around 9 feet.

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

* WHEN...Until 10 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.

&&

$$
938 
WHUS73 KAPX 171429
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1029 AM EDT Sun Oct 17 2021

LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-172230-
/O.CON.KAPX.SC.Y.0096.000000T0000Z-211018T0200Z/
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-
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-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1029 AM EDT Sun Oct 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kt from the northwest and 
  highest waves around 9 feet.

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

* WHEN...Until 10 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.

&&

$$
723 
WHUS73 KAPX 171905
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
305 PM EDT Sun Oct 17 2021

LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-180200-
/O.CON.KAPX.SC.Y.0096.000000T0000Z-211018T0200Z/
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-
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-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
305 PM EDT Sun Oct 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kt from the northwest and 
  highest waves around 9 feet.

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

* WHEN...Until 10 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.

&&

$$
937 
WHUS73 KAPX 180202
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1002 PM EDT Sun Oct 17 2021

LHZ347-348-LSZ321-322-180900-
/O.EXP.KAPX.SC.Y.0096.000000T0000Z-211018T0200Z/
/O.NEW.KAPX.SC.Y.0097.211018T0202Z-211018T0900Z/
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-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1002 PM EDT Sun Oct 17 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT MONDAY...

* WHAT...Highest gusts up to 25 kt from the northwest and 
  highest waves around 9 feet.

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

* WHEN...Until 5 AM EDT Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ345-346-349-LMZ323-341-342-344>346-180315-
/O.EXP.KAPX.SC.Y.0096.000000T0000Z-211018T0200Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
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-
1002 PM EDT Sun Oct 17 2021

...SMALL CRAFT ADVISORY HAS EXPIRED...


$$

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.