Alert archive / Wisconsin / Small Craft Advisories in 2021

Small Craft Advisory 72, NWS Green Bay, WI

October 12, 2021

NWS Green Bay, WI issued this small craft advisory at Oct 12, 2021, 3:00 PM CDT. It took effect at Oct 13, 2021, 4:00 PM CDT. It was in force for 25 hr.

The area

The counties it named.

The facts

Issued
Oct 12, 2021, 3:00 PM CDT (20:00 UTC)
In effect from
Oct 13, 2021, 4:00 PM CDT
Expired
Oct 14, 2021, 5:00 PM CDT
In force
25 hr
Issued by
NWS Green Bay, WI

The text

As transmitted.

020 
WHUS73 KGRB 122000
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
300 PM CDT Tue Oct 12 2021

LMZ521-522-130400-
/O.NEW.KGRB.SC.Y.0072.211013T2100Z-211014T0600Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
300 PM CDT Tue Oct 12 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM WEDNESDAY TO 1 AM CDT
THURSDAY...

* WHAT...South winds increasing to 15 to 20 kts by Wednesday
  afternoon. Gusts to 25 kts. Waves building to 2 to 4 ft by 
  Wednesday night.

* WHERE...Central and Southern Bay of Green Bay.

* WHEN...From 4 PM Wednesday to 1 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ541>543-130400-
/O.NEW.KGRB.SC.Y.0072.211013T2100Z-211014T1600Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
300 PM CDT Tue Oct 12 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM WEDNESDAY TO 11 AM
CDT THURSDAY...

* WHAT...South winds increasing to 15 to 25 kts by Wednesday
  afternoon veering southwest on Thursday. Waves building to 4 to
  7 ft by Wednesday night.

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

* WHEN...From 4 PM Wednesday to 11 AM CDT Thursday.

* 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
335 
WHUS73 KGRB 130156
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
856 PM CDT Tue Oct 12 2021

LMZ521-522-131000-
/O.CON.KGRB.SC.Y.0072.211013T2100Z-211014T0600Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
856 PM CDT Tue Oct 12 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM WEDNESDAY TO
1 AM CDT THURSDAY...

* WHAT...South winds increasing to 15 to 20 kts by Wednesday 
  afternoon. Gusts to 25 kts. Waves building to 2 to 4 ft by 
  Wednesday night.

* WHERE...Central and Southern Bay of Green Bay.

* WHEN...From 4 PM Wednesday to 1 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ541>543-131000-
/O.CON.KGRB.SC.Y.0072.211013T2100Z-211014T1600Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
856 PM CDT Tue Oct 12 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM WEDNESDAY TO
11 AM CDT THURSDAY...

* WHAT...South winds increasing to 15 to 25 kts by Wednesday 
  afternoon veering southwest on Thursday. Waves building to 4 
  to 7 ft by Wednesday night.

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

* WHEN...From 4 PM Wednesday to 11 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
356 
WHUS73 KGRB 130959
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
459 AM CDT Wed Oct 13 2021

LMZ521-522-131800-
/O.CON.KGRB.SC.Y.0072.211013T2100Z-211014T0600Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
459 AM CDT Wed Oct 13 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 1 AM CDT THURSDAY...

* WHAT...South winds 10 to 15 kt with gusts up to 25 kt and 
  waves 1 to 2 ft expected.

* WHERE...Central and Southern Bay of Green Bay.

* WHEN...From 4 PM this afternoon to 1 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ541>543-131800-
/O.CON.KGRB.SC.Y.0072.211013T2100Z-211014T1600Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
459 AM CDT Wed Oct 13 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 11 AM CDT THURSDAY...

* WHAT...South winds 10 to 20 kt with gusts up to 30 kt and 
  waves 3 to 6 ft expected.

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

* WHEN...From 4 PM this afternoon to 11 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
965 
WHUS73 KGRB 131517
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1017 AM CDT Wed Oct 13 2021

LMZ521-522-132330-
/O.CON.KGRB.SC.Y.0072.211013T2100Z-211014T0600Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
1017 AM CDT Wed Oct 13 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 1 AM CDT THURSDAY...

* WHAT...South winds 10 to 15 kt with gusts up to 25 kt and waves
 2 to 4 feet.

* WHERE...Central and Southern Bay of Green Bay.

* WHEN...From 4 PM this afternoon to 1 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ541>543-132330-
/O.CON.KGRB.SC.Y.0072.211013T2100Z-211014T1600Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1017 AM CDT Wed Oct 13 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 11 AM CDT THURSDAY...

* WHAT...South winds 10 to 20 kt with gusts up to 30 kt and 
  waves 3 to 6 ft expected.

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

* WHEN...From 4 PM this afternoon to 11 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
751 
WHUS73 KGRB 131949
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
249 PM CDT Wed Oct 13 2021

LMZ521-522-140400-
/O.CON.KGRB.SC.Y.0072.211013T2100Z-211014T0600Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
249 PM CDT Wed Oct 13 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
THURSDAY...

* WHAT...South winds 10 to 15 kt with gusts up to 25 kt and 
  waves 2 to 4 feet.

* WHERE...Central and Southern Bay of Green Bay.

* WHEN...Thru 1 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ541>543-140400-
/O.CON.KGRB.SC.Y.0072.211013T2100Z-211014T1600Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
249 PM CDT Wed Oct 13 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM CDT
THURSDAY...

* WHAT...South winds 15 to 20 kts with gusts up to 25 kts and
  waves 4 to 7 ft expected.

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

* WHEN...Thru 11 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
966 
WHUS73 KGRB 140226
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
926 PM CDT Wed Oct 13 2021

LMZ521-522-141030-
/O.EXT.KGRB.SC.Y.0072.000000T0000Z-211014T1600Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
926 PM CDT Wed Oct 13 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM CDT THURSDAY...

* WHAT...South winds 15 to 25 kt...veering southwest early
  Thursday morning and waves 2 to 4 feet.

* WHERE...Central and Southern Bay of Green Bay.

* WHEN...Until 11 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ541>543-141030-
/O.CON.KGRB.SC.Y.0072.000000T0000Z-211014T1600Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
926 PM CDT Wed Oct 13 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM CDT
THURSDAY...

* WHAT...South winds 15 to 25 kts, veering southwest on Thursday
  morning and waves 3 to 6 ft expected.

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

* WHEN...Thru 11 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
310 
WHUS73 KGRB 140902
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
402 AM CDT Thu Oct 14 2021

LMZ521-522-541>543-141715-
/O.EXT.KGRB.SC.Y.0072.000000T0000Z-211014T2200Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
402 AM CDT Thu Oct 14 2021

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

* WHAT...Southwest winds 10 to 20 kt with gusts to 25 kt and waves
  2 to 5 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan, and Central and Southern Bay of Green Bay.

* WHEN...Until 5 PM CDT 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.

&&

$$
194 
WHUS73 KGRB 141428
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
928 AM CDT Thu Oct 14 2021

LMZ521-522-541>543-142200-
/O.CON.KGRB.SC.Y.0072.000000T0000Z-211014T2200Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
928 AM CDT Thu Oct 14 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...

* WHAT...Southwest winds 10 to 20 kt with gusts to 25 kt and 
  waves 2 to 5 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan, and Central and Southern Bay of Green Bay.

* WHEN...Until 5 PM CDT 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.

&&

$$
969 
WHUS73 KGRB 141937
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
237 PM CDT Thu Oct 14 2021

LMZ521-522-541>543-142200-
/O.CON.KGRB.SC.Y.0072.000000T0000Z-211014T2200Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
237 PM CDT Thu Oct 14 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...

* WHAT...Southwest winds 15 to 20 kt with gusts to 25 kt and 
  waves 2 to 5 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan, and Central and Southern Bay of Green Bay.

* WHEN...Until 5 PM CDT 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.

&&

$$
919 
WHUS73 KGRB 142222 AAA
MWWGRB

URGENT - MARINE WEATHER MESSAGE...UPDATED
National Weather Service Green Bay WI
522 PM CDT Thu Oct 14 2021

LMZ521-522-541>543-142330-
/O.EXP.KGRB.SC.Y.0072.000000T0000Z-211014T2200Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
522 PM CDT Thu Oct 14 2021

...SMALL CRAFT ADVISORY HAS EXPIRED...

|

$$

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.