Alert archive / Wisconsin / Small Craft Advisories in 2021

Small Craft Advisory 103, NWS Green Bay, WI

December 23, 2021

NWS Green Bay, WI issued this small craft advisory at Dec 23, 2021, 8:38 PM CST. It took effect at Dec 24, 2021, 9:00 AM CST. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Dec 23, 2021, 8:38 PM CST (02:38 UTC)
In effect from
Dec 24, 2021, 9:00 AM CST
Expired
Dec 25, 2021, 12:00 AM CST
In force
15 hr
Issued by
NWS Green Bay, WI

The text

As transmitted.

148 
WHUS73 KGRB 240238
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
838 PM CST Thu Dec 23 2021

LMZ541>543-241045-
/O.NEW.KGRB.SC.Y.0103.211224T1500Z-211225T0600Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
838 PM CST Thu Dec 23 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM FRIDAY TO MIDNIGHT
CST FRIDAY NIGHT...

* WHAT...Southwest winds 10 to 20 kt with gusts up to 25 kt and 
  waves 3 to 6 ft expected.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan.

* WHEN...From 9 AM Friday to midnight CST Friday 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.

&&

$$
4 follow-up statements
679 
WHUS73 KGRB 240932
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
332 AM CST Fri Dec 24 2021

LMZ541>543-241745-
/O.CON.KGRB.SC.Y.0103.211224T1500Z-211225T0600Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
332 AM CST Fri Dec 24 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO MIDNIGHT CST TONIGHT...

* WHAT...Southwest winds 10 to 20 kt with gusts up to 25 kt and
  waves 4 to 6 ft expected.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan.

* WHEN...From 9 AM Friday to midnight CST Friday 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.

&&

$$
027 
WHUS73 KGRB 241533
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
933 AM CST Fri Dec 24 2021

LMZ541>543-242345-
/O.CON.KGRB.SC.Y.0103.000000T0000Z-211225T0600Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
933 AM CST Fri Dec 24 2021

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

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt and waves
  4 to 6 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan.

* WHEN...Until midnight CST 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.

&&

$$
116 
WHUS73 KGRB 242054
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
254 PM CST Fri Dec 24 2021

LMZ541>543-250500-
/O.CON.KGRB.SC.Y.0103.000000T0000Z-211225T0600Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
254 PM CST Fri Dec 24 2021

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

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt and 
  waves 4 to 6 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan.

* WHEN...Until midnight CST 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.

&&

$$
192 
WHUS73 KGRB 250248
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
848 PM CST Fri Dec 24 2021

LMZ541>543-250600-
/O.CON.KGRB.SC.Y.0103.000000T0000Z-211225T0600Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
848 PM CST Fri Dec 24 2021

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

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt and waves
  3 to 5 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan.

* WHEN...Until midnight CST 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 Green Bay, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 23, 6:39 PM CSTDense Fog AdvisoryGRBFlorence, Forest, Langlade, Lincoln, Marathon, Marinette and 8 more12 hr
Dec 24, 2:30 PM CSTDense Fog AdvisoryGRBBrown, Calumet, Door, Florence, Forest, Kewaunee and 16 more10 hr

Nearby

Small Craft Advisories in Wisconsin, 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.