Alert archive / Michigan / Small Craft Advisories in 2021

Small Craft Advisory 80, NWS Gaylord, MI

August 28, 2021

NWS Gaylord, MI issued this small craft advisory at Aug 28, 2021, 3:18 PM EDT. It took effect at Aug 29, 2021, 6:00 AM EDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Aug 28, 2021, 3:18 PM EDT (19:18 UTC)
In effect from
Aug 29, 2021, 6:00 AM EDT
Expired
Aug 29, 2021, 8:00 PM EDT
In force
14 hr
Issued by
NWS Gaylord, MI

The text

As transmitted.

937 
WHUS73 KAPX 281918
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
318 PM EDT Sat Aug 28 2021

LMZ323-341-342-344>346-290800-
/O.NEW.KAPX.SC.Y.0080.210829T1000Z-210830T0000Z/
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-
318 PM EDT Sat Aug 28 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM TO 8 PM EDT SUNDAY...

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

* WHERE...Portions of Lake Michigan. 

* WHEN...From 6 AM to 8 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.

&&

$$

LHZ345>347-LSZ322-290800-
/O.NEW.KAPX.SC.Y.0080.210829T1500Z-210830T0000Z/
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-
St. Marys River Point Iroquois to E. Potagannissing Bay-
318 PM EDT Sat Aug 28 2021

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

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

* WHERE...In Lake Huron, 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. In Lake Superior, St. 
  Marys River Point Iroquois to E. Potagannissing Bay.

* WHEN...From 11 AM to 8 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.

&&

$$
4 follow-up statements
816 
WHUS73 KAPX 290143
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
943 PM EDT Sat Aug 28 2021

LMZ323-341-342-344>346-290945-
/O.CON.KAPX.SC.Y.0080.210829T1000Z-210830T0000Z/
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-
943 PM EDT Sat Aug 28 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM TO 8 PM EDT
SUNDAY...

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

* WHERE...Portions of Lake Michigan. 

* WHEN...From 6 AM to 8 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.

&&

$$

LHZ345>347-LSZ322-290945-
/O.CON.KAPX.SC.Y.0080.210829T1500Z-210830T0000Z/
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-
St. Marys River Point Iroquois to E. Potagannissing Bay-
943 PM EDT Sat Aug 28 2021

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

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

* WHERE...In Lake Huron, 5NM East of Mackinac Bridge to Presque 
  Isle Light MI including Bois Blanc Island, Straits of Mackinac 
  within 5 nm of Mackinac Bridge including Mackinac Island and 
  St Ignace to False Detour Channel. In Lake Superior, St. Marys 
  River Point Iroquois to E. Potagannissing Bay.

* WHEN...From 11 AM to 8 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.

&&

$$
899 
WHUS73 KAPX 290805
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
405 AM EDT Sun Aug 29 2021

LSZ321-291615-
/O.EXA.KAPX.SC.Y.0080.210829T1500Z-210830T0000Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
405 AM EDT Sun Aug 29 2021

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

* WHAT...Highest gusts up to 25 kt from the southwest expected.

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

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

&&

$$

LMZ323-341-342-344>346-291615-
/O.CON.KAPX.SC.Y.0080.210829T1000Z-210830T0000Z/
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-
405 AM EDT Sun Aug 29 2021

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

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

* WHERE...Portions of Lake Michigan. 

* 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>347-LSZ322-291615-
/O.CON.KAPX.SC.Y.0080.210829T1500Z-210830T0000Z/
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-
St. Marys River Point Iroquois to E. Potagannissing Bay-
405 AM EDT Sun Aug 29 2021

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

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

* WHERE...In Lake Huron, 5NM East of Mackinac Bridge to Presque 
  Isle Light MI including Bois Blanc Island, Straits of Mackinac 
  within 5 nm of Mackinac Bridge including Mackinac Island and 
  St Ignace to False Detour Channel. In Lake Superior, St. Marys 
  River Point Iroquois to E. Potagannissing Bay.

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

&&

$$
289 
WHUS73 KAPX 291529
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1129 AM EDT Sun Aug 29 2021

LMZ323-341-342-344>346-300000-
/O.CON.KAPX.SC.Y.0080.000000T0000Z-210830T0000Z/
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-
1129 AM EDT Sun Aug 29 2021

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

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

* WHERE...Portions of Lake Michigan.

* 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>347-LSZ321-322-300000-
/O.CON.KAPX.SC.Y.0080.000000T0000Z-210830T0000Z/
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-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1129 AM EDT Sun Aug 29 2021

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

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

* WHERE...In Lake Huron, 5NM East of Mackinac Bridge to Presque 
  Isle Light MI including Bois Blanc Island, Straits of Mackinac 
  within 5 nm of Mackinac Bridge including Mackinac Island and 
  St Ignace to False Detour Channel. In Lake Superior, St. Marys 
  River Point Iroquois to E. Potagannissing Bay.

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

&&

$$
029 
WHUS73 KAPX 292016
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
416 PM EDT Sun Aug 29 2021

LMZ323-341-342-344>346-300000-
/O.CON.KAPX.SC.Y.0080.000000T0000Z-210830T0000Z/
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-
416 PM EDT Sun Aug 29 2021

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

* WHAT...Highest gusts up to 25 kt from the southwest and 
  highest waves around 7 feet.

* WHERE...Portions of Lake Michigan. 

* 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>347-LSZ321-322-300000-
/O.CON.KAPX.SC.Y.0080.000000T0000Z-210830T0000Z/
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-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
416 PM EDT Sun Aug 29 2021

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

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

* WHERE...In Lake Huron, 5NM East of Mackinac Bridge to Presque 
  Isle Light MI including Bois Blanc Island, Straits of Mackinac 
  within 5 nm of Mackinac Bridge including Mackinac Island and 
  St Ignace to False Detour Channel. In Lake Superior, 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...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
Aug 28, 12:49 AM EDTSevere Thunderstorm WarningAPXBenzie, Grand Traverse, Manistee, Wexford56 min
Aug 28, 12:51 AM EDTFlash Flood WarningAPXBenzie3 hr
Aug 28, 1:08 AM EDTFlash Flood WarningAPXGrand Traverse3 hr
Aug 28, 1:40 AM EDTSpecial Weather StatementAPXCrawford, Kalkaska, Missaukee, Roscommon95 min
Aug 28, 3:42 AM EDTSevere Thunderstorm WarningAPXArenac, Gladwin, Missaukee, Ogemaw, Roscommon63 min
Aug 28, 4:15 AM EDTSevere Thunderstorm WarningAPXBenzie, Grand Traverse, Kalkaska, Manistee, Missaukee, Wexford60 min
Aug 28, 2:07 PM EDTSevere Thunderstorm WarningAPXKalkaska38 min
Aug 28, 2:59 PM EDTSevere Thunderstorm WarningAPXCrawford, Ogemaw, Oscoda, Roscommon46 min
Aug 28, 3:14 PM EDTSpecial Marine WarningAPX89 min
Aug 28, 3:26 PM EDTBeach Hazards StatementAPXBenzie, Charlevoix, Emmet, Leelanau, Mackinac, Manistee29 hr
Aug 28, 3:57 PM EDTSevere Thunderstorm WarningAPXPresque Isle33 min
Aug 28, 4:01 PM EDTSevere Thunderstorm WarningAPXAlpena, Montmorency49 min
Aug 28, 4:17 PM EDTSevere Thunderstorm WarningAPXAlcona, Iosco, Ogemaw, Oscoda43 min
Aug 28, 4:30 PM EDTSpecial Marine WarningAPX2 hr
Aug 28, 4:52 PM EDTSevere Thunderstorm WarningAPXAlcona, Iosco56 min
Aug 28, 5:05 PM EDTSevere Thunderstorm WarningAPXArenac, Gladwin, Iosco, Ogemaw55 min
Aug 28, 5:18 PM EDTSpecial Marine WarningAPX117 min

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.