Alert archive / Wisconsin / Small Craft Advisories in 2021

Small Craft Advisory 51, NWS Green Bay, WI

July 4, 2021

NWS Green Bay, WI issued this small craft advisory at Jul 4, 2021, 8:59 PM CDT. It took effect at Jul 5, 2021, 8:00 AM CDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Jul 4, 2021, 8:59 PM CDT (01:59 UTC)
In effect from
Jul 5, 2021, 8:00 AM CDT
Expired
Jul 5, 2021, 6:00 PM CDT
In force
10 hr
Issued by
NWS Green Bay, WI

The text

As transmitted.

027 
WHUS73 KGRB 050159
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
859 PM CDT Sun Jul 4 2021

LMZ542-543-051000-
/O.NEW.KGRB.SC.Y.0051.210705T1300Z-210705T2300Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
859 PM CDT Sun Jul 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 6 PM CDT MONDAY...

* WHAT...Southwest winds 15 to 25 kts and waves 1 to 3 ft 
  expected.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...From 8 AM to 6 PM CDT Monday.

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

* ADDITIONAL DETAILS...There is a chance of thunderstorms,
  particularly during the afternoon. Any storms will pose a hazard
  to boaters.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

mpc
4 follow-up statements
298 
WHUS73 KGRB 051201
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
701 AM CDT Mon Jul 5 2021

LMZ542-543-052015-
/O.CON.KGRB.SC.Y.0051.210705T1300Z-210705T2300Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
701 AM CDT Mon Jul 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS
EVENING...

* WHAT...West winds 10 to 15 kt with gusts up to 25 kt and waves 1
  to 3 ft expected.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...Until 6 PM CDT 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.

&&

$$
640 
WHUS73 KGRB 051517
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1017 AM CDT Mon Jul 5 2021

LMZ541-052300-
/O.EXA.KGRB.SC.Y.0051.000000T0000Z-210705T2300Z/
Rock Island Passage to Sturgeon Bay WI-
1017 AM CDT Mon Jul 5 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING...

* WHAT...Southwest winds 10 to 15 kt with gusts up to 25 kt and 
  waves 2 to 3 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sturgeon Bay.

* WHEN...Until 6 PM CDT this evening.

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

* ADDITIONAL DETAILS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ542-543-052300-
/O.CON.KGRB.SC.Y.0051.000000T0000Z-210705T2300Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1017 AM CDT Mon Jul 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS
EVENING...

* WHAT...West winds 10 to 15 kt with gusts up to 25 kt and waves 
  1 to 3 ft expected.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...Until 6 PM CDT 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.

&&

$$
450 
WHUS73 KGRB 052009
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
309 PM CDT Mon Jul 5 2021

LMZ541>543-052300-
/O.CON.KGRB.SC.Y.0051.000000T0000Z-210705T2300Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
309 PM CDT Mon Jul 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS
EVENING...

* WHAT...Southwest winds 10 to 20 kt with gusts up to 25 kt and 
  waves 2 to 3 ft.

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

* WHEN...Until 6 PM CDT this evening.

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

* ADDITIONAL DETAILS...Scattered thunderstorms will pose a hazard
  to boaters.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

mpc
215 
WHUS73 KGRB 052257
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
557 PM CDT Mon Jul 5 2021

LMZ541>543-060000-
/O.EXP.KGRB.SC.Y.0051.000000T0000Z-210705T2300Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
557 PM CDT Mon Jul 5 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 6 PM CDT THIS EVENING...

A few gusts up to 20 kts will be possible south of Manitowoc, but
conditions are no longer hazardous to small craft.

$$

mpc

The office that day

Everything else NWS Green Bay, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 5, 3:41 AM CDTSpecial Weather StatementGRBFlorence49 min
Jul 5, 4:01 AM CDTSpecial Weather StatementGRBFlorence44 min
Jul 5, 1:59 PM CDTSpecial Weather StatementGRBDoor46 min
Jul 5, 3:06 PM CDTSpecial Weather StatementGRBDoor39 min
Jul 5, 3:18 PM CDTSpecial Marine WarningGRB87 min
Jul 5, 3:45 PM CDTSpecial Weather StatementGRBKewaunee60 min
Jul 5, 4:13 PM CDTSpecial Weather StatementGRBKewaunee62 min
Jul 5, 5:32 PM CDTSpecial Weather StatementGRBMarathon, Menominee, Shawano58 min
Jul 5, 5:48 PM CDTSpecial Weather StatementGRBBrown42 min
Jul 5, 6:25 PM CDTSpecial Weather StatementGRBMarathon, Menominee, Shawano50 min
Jul 5, 6:31 PM CDTSpecial Weather StatementGRBManitowoc44 min

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.