Alert archive / Wisconsin / Small Craft Advisories in 2020

Small Craft Advisory 21, NWS Green Bay, WI

February 24, 2020

NWS Green Bay, WI issued this small craft advisory at Feb 24, 2020, 3:25 AM CST. It took effect at Feb 24, 2020, 10:00 PM CST. It was in force for 4 days.

The area

The counties it named.

The facts

Issued
Feb 24, 2020, 3:25 AM CST (09:25 UTC)
In effect from
Feb 24, 2020, 10:00 PM CST
Expired
Feb 28, 2020, 6:00 PM CST
In force
4 days
Issued by
NWS Green Bay, WI

The text

As transmitted.

249 
WHUS73 KGRB 240925
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
325 AM CST Mon Feb 24 2020

LMZ541>543-241730-
/O.NEW.KGRB.SC.Y.0021.200225T0400Z-200227T0300Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
325 AM CST Mon Feb 24 2020

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 9 PM
CST WEDNESDAY...

* WHAT...Northeast to north winds 15 to 25 kts with gusts to 
  around 30 kts, and waves building to 5 to 8 ft expected.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...From 10 PM this evening to 9 PM CST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
Kieckbusch
19 follow-up statements
628 
WHUS73 KGRB 241614
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1014 AM CST Mon Feb 24 2020

LMZ541>543-250015-
/O.CON.KGRB.SC.Y.0021.200225T0400Z-200227T0300Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1014 AM CST Mon Feb 24 2020

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 9 PM CST WEDNESDAY...

* WHAT...Northeast to north winds 15 to 25 kts with gusts to
  around 30 kts, and waves building to 6 to 9 ft Tuesday into 
  Tuesday night. 

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...From 10 PM this evening to 9 PM CST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
Eckberg
997 
WHUS73 KGRB 242158
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
358 PM CST Mon Feb 24 2020

LMZ541>543-250600-
/O.CON.KGRB.SC.Y.0021.200225T0400Z-200227T0300Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
358 PM CST Mon Feb 24 2020

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 9 PM CST WEDNESDAY...

* WHAT...Northeast to north winds 15 to 25 kt with gusts up to 30
  kt and waves 4 to 8 ft expected.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...From 10 PM this evening to 9 PM CST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

Bersch
911 
WHUS73 KGRB 250306
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
906 PM CST Mon Feb 24 2020

LMZ541>543-251115-
/O.CON.KGRB.SC.Y.0021.200225T0400Z-200227T0300Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
906 PM CST Mon Feb 24 2020

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST
WEDNESDAY...

* WHAT...Northeast to north winds 15 to 25 kt with gusts up to 
  30 kt and waves 4 to 8 ft expected.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 9 PM CST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

Bersch
995 
WHUS73 KGRB 251107
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
507 AM CST Tue Feb 25 2020

LMZ541>543-251915-
/O.CON.KGRB.SC.Y.0021.000000T0000Z-200227T0300Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
507 AM CST Tue Feb 25 2020

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST
WEDNESDAY...

* WHAT...North winds 15 to 20 kt with gusts up to 30 kt and 
  waves 4 to 7 ft.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 9 PM CST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
239 
WHUS73 KGRB 251543
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
943 AM CST Tue Feb 25 2020

LMZ541>543-252300-
/O.CON.KGRB.SC.Y.0021.000000T0000Z-200227T0300Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
943 AM CST Tue Feb 25 2020

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST
WEDNESDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and waves
  4 to 7 ft.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 9 PM CST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

AK
701 
WHUS73 KGRB 252058
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
258 PM CST Tue Feb 25 2020

LMZ541>543-260500-
/O.CON.KGRB.SC.Y.0021.000000T0000Z-200227T0300Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
258 PM CST Tue Feb 25 2020

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST
WEDNESDAY...

* WHAT...North winds 15 to 25 kts. A few gusts to around 35 kts 
  south of Algoma tonight. Waves 4 to 7 ft.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 9 PM CST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

Eckberg
547 
WHUS73 KGRB 260325
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
925 PM CST Tue Feb 25 2020

LMZ541>543-261130-
/O.CON.KGRB.SC.Y.0021.000000T0000Z-200227T0300Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
925 PM CST Tue Feb 25 2020

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST
WEDNESDAY...

* WHAT...North winds 15 to 25 kts. A few gusts to around 35 kts 
  south of Algoma tonight. Waves 4 to 7 ft.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 9 PM CST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
Eckberg
504 
WHUS73 KGRB 260940
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
340 AM CST Wed Feb 26 2020

LMZ541>543-261745-
/O.CON.KGRB.SC.Y.0021.000000T0000Z-200227T0300Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
340 AM CST Wed Feb 26 2020

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

* WHAT...Waves 4 to 7 ft diminishing to 3 to 5 feet.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 9 PM CST 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.

&&

$$
474 
WHUS73 KGRB 261600
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1000 AM CST Wed Feb 26 2020

LMZ541>543-262200-
/O.CON.KGRB.SC.Y.0021.000000T0000Z-200227T0300Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1000 AM CST Wed Feb 26 2020

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

* WHAT...Waves 4 to 7 ft diminishing to 3 to 5 feet.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 9 PM CST 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.

&&

$$
916 
WHUS73 KGRB 262047
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
247 PM CST Wed Feb 26 2020

LMZ541>543-270500-
/O.EXT.KGRB.SC.Y.0021.000000T0000Z-200227T1500Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
247 PM CST Wed Feb 26 2020

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Northwest winds 15 to 25 kts. Waves 3 to 5 ft subsiding 
  to 2 to 4 ft after midnight.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 9 AM CST 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.

&&

$$
Eckberg
887 
WHUS73 KGRB 270315
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
915 PM CST Wed Feb 26 2020

LMZ541>543-271115-
/O.CON.KGRB.SC.Y.0021.000000T0000Z-200227T1500Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
915 PM CST Wed Feb 26 2020

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
THURSDAY...

* WHAT...Northwest winds 15 to 25 kts. Waves subsiding to 2 to 4
  ft.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 9 AM CST 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.

&&

$$

Eckberg
874 
WHUS73 KGRB 270857
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
257 AM CST Thu Feb 27 2020

LMZ541>543-271700-
/O.EXT.KGRB.SC.Y.0021.000000T0000Z-200228T1200Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
257 AM CST Thu Feb 27 2020

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM CST FRIDAY...

* WHAT...Northwest winds 15 to 25 kts with a few higher gusts. 
  Waves 2 to 4 ft.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 6 AM CST 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.

&&

$$
158 
WHUS73 KGRB 271612
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1012 AM CST Thu Feb 27 2020

LMZ541>543-280015-
/O.CON.KGRB.SC.Y.0021.000000T0000Z-200228T1200Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1012 AM CST Thu Feb 27 2020

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST FRIDAY...

* WHAT...Northwest winds 15 to 25 knots with a few higher gusts
  this afternoon. Waves 1 to 3 feet.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 6 AM CST 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.

&&

$$

Hykin
494 
WHUS73 KGRB 272119
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
319 PM CST Thu Feb 27 2020

LMZ541>543-280530-
/O.EXT.KGRB.SC.Y.0021.000000T0000Z-200229T0000Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
319 PM CST Thu Feb 27 2020

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM CST FRIDAY...

* WHAT...Northwest winds 15 to 25 knots with a few higher gusts. 

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 6 PM CST 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.

&&

$$
Eckberg
258 
WHUS73 KGRB 280305
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
905 PM CST Thu Feb 27 2020

LMZ541>543-281115-
/O.CON.KGRB.SC.Y.0021.000000T0000Z-200229T0000Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
905 PM CST Thu Feb 27 2020

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST FRIDAY...

* WHAT...Northwest winds 15 to 25 knots with a few higher gusts.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 6 PM CST 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.

&&

$$
Eckberg
186 
WHUS73 KGRB 280938
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
338 AM CST Fri Feb 28 2020

LMZ541>543-281745-
/O.CON.KGRB.SC.Y.0021.000000T0000Z-200229T0000Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
338 AM CST Fri Feb 28 2020

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

* WHAT...Northwest winds 15 to 25 knots with a few higher gusts.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI.

* WHEN...Until 6 PM CST today.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
039 
WHUS73 KGRB 281614
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1014 AM CST Fri Feb 28 2020

LMZ541>543-290000-
/O.CON.KGRB.SC.Y.0021.000000T0000Z-200229T0000Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1014 AM CST Fri Feb 28 2020

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

* WHAT...Northwest winds 15 to 25 knots with a few higher gusts.

* WHERE...Rock Island Passage to Sturgeon Bay WI, Sturgeon Bay 
  to Two Rivers WI and Two Rivers to Sheboygan WI. 

* WHEN...Until 6 PM CST today.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
659 
WHUS73 KGRB 282052
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
252 PM CST Fri Feb 28 2020

LMZ541>543-290000-
/O.CON.KGRB.SC.Y.0021.000000T0000Z-200229T0000Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
252 PM CST Fri Feb 28 2020

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

* WHAT...Northwest winds 15 to 25 knots with a few higher gusts.

* WHERE...Lake Michigan from Rock Island Passage to Sheboygan WI.

* WHEN...Until 6 PM CST today.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

mpc
182 
WHUS73 KGRB 290002
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
602 PM CST Fri Feb 28 2020

LMZ541>543-290115-
/O.EXP.KGRB.SC.Y.0021.000000T0000Z-200229T0000Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
602 PM CST Fri Feb 28 2020

...SMALL CRAFT ADVISORY HAS EXPIRED...

Winds were still gusting between 20 and 25 knots along the
lakeshore early this evening. But winds are expected to gradually
diminish through the night.

$$

mpc

Nearby

Small Craft Advisories in Wisconsin, 2020Every small craft advisory in 2020

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.