Alert archive / Michigan / Small Craft Advisories in 2021

Small Craft Advisory 17, NWS Gaylord, MI

February 11, 2021

NWS Gaylord, MI issued this small craft advisory at Feb 11, 2021, 3:14 PM EST. It took effect at Feb 12, 2021, 4:00 AM EST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Feb 11, 2021, 3:14 PM EST (20:14 UTC)
In effect from
Feb 12, 2021, 4:00 AM EST
Expired
Feb 12, 2021, 3:35 PM EST
In force
12 hr
Issued by
NWS Gaylord, MI

The text

As transmitted.

267 
WHUS73 KAPX 112014
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
314 PM EST Thu Feb 11 2021

LHZ345>348-LMZ341-342-120815-
/O.NEW.KAPX.SC.Y.0017.210212T0900Z-210212T2100Z/
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-
Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
314 PM EST Thu Feb 11 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM EST FRIDAY...

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

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

* WHEN...From 4 AM to 4 PM EST 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.

&&

$$
4 follow-up statements
379 
WHUS73 KAPX 120210
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
910 PM EST Thu Feb 11 2021

LHZ345>348-LMZ341-342-121015-
/O.CON.KAPX.SC.Y.0017.210212T0900Z-210212T2100Z/
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-
Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
910 PM EST Thu Feb 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 AM TO 4 PM EST
FRIDAY...

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

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

* WHEN...From 4 AM to 4 PM EST 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.

&&

$$
895 
WHUS73 KAPX 120842
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
342 AM EST Fri Feb 12 2021

LHZ345>348-LMZ341-342-121645-
/O.CON.KAPX.SC.Y.0017.210212T0900Z-210212T2100Z/
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-
Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
342 AM EST Fri Feb 12 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...

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

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

* WHEN...Until 4 PM EST 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.

&&

$$
172 
WHUS73 KAPX 121526
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1026 AM EST Fri Feb 12 2021

LHZ345>348-LMZ341-342-122100-
/O.CON.KAPX.SC.Y.0017.000000T0000Z-210212T2100Z/
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-
Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1026 AM EST Fri Feb 12 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...

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

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

* WHEN...Until 4 PM EST 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.

&&

$$
993 
WHUS73 KAPX 122035
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
335 PM EST Fri Feb 12 2021

LHZ345>348-LMZ341-342-122145-
/O.CAN.KAPX.SC.Y.0017.000000T0000Z-210212T2100Z/
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-
Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
335 PM EST Fri Feb 12 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 11, 3:13 PM ESTWinter Weather AdvisoryAPXAlcona, Alpena, Arenac, Cheboygan, Iosco, Ogemaw and 1 more24 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.