Alert archive / Wisconsin / Storm Warnings in 2021

Storm Warning 1, NWS Green Bay, WI

December 15, 2021

NWS Green Bay, WI issued this storm warning at Dec 15, 2021, 4:08 AM CST. It took effect at Dec 15, 2021, 9:00 PM CST. It was in force for 15 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 15, 2021, 4:08 AM CST (10:08 UTC)
In effect from
Dec 15, 2021, 9:00 PM CST
Expired
Dec 16, 2021, 12:00 PM CST
In force
15 hr
Issued by
NWS Green Bay, WI

The text

As transmitted.

947 
WHUS73 KGRB 151008
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
408 AM CST Wed Dec 15 2021

LMZ541>543-151815-
/O.EXT.KGRB.SC.Y.0099.000000T0000Z-211216T0300Z/
/O.UPG.KGRB.SR.A.0001.211216T0000Z-211217T0000Z/
/O.NEW.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
408 AM CST Wed Dec 15 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...STORM WARNING IN EFFECT FROM 9 PM THIS EVENING TO NOON CST
THURSDAY...

* WHAT...For the Storm Warning, southwest winds 35 to 40 kts with
  storm force gusts up to 60 kts and waves building to 11 to 15 
  ft expected. For the Small Craft Advisory, south winds 15 to 25 
  kts with gusts up to 30 kts and waves 6 to 9 ft.

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

* WHEN...For the Storm Warning, from 9 PM this evening to noon 
  CST Thursday. For the Small Craft Advisory, until 9 PM CST 
  this evening.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility.

* ADDITIONAL DETAILS...Locally dense marine fog may cause
  navigation issues today and early tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

LMZ521-522-151815-
/O.UPG.KGRB.SR.A.0001.211216T0000Z-211217T0000Z/
/O.NEW.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
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-
408 AM CST Wed Dec 15 2021

...STORM WARNING IN EFFECT FROM 9 PM THIS EVENING TO NOON CST
THURSDAY...

* WHAT...Southwest winds 35 to 40 kts with storm force gusts up 
  to 60 kts and waves building to 5 to 8 ft expected.

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

* WHEN...From 9 PM this evening to noon CST Thursday.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility.

* ADDITIONAL DETAILS...Locally dense marine fog may cause
  navigation issues today and early tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$
Kieckbusch
10 follow-up statements
800 
WHUS73 KGRB 151244
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
644 AM CST Wed Dec 15 2021

LMZ541>543-152045-
/O.NEW.KGRB.MF.Y.0019.211215T1244Z-211215T1800Z/
/O.CON.KGRB.SC.Y.0099.000000T0000Z-211216T0300Z/
/O.CON.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
644 AM CST Wed Dec 15 2021

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON
CST THURSDAY...

* WHAT...For the Storm Warning, southwest winds 35 to 40 kts with
  storm force gusts up to 60 kts and waves building to 11 to 15 ft
  expected. For the Dense Fog Advisory, dense fog will reduce
  visibility to less than 1 NM. For the Small Craft Advisory,
  south winds 15 to 25 kts with gusts up to 30 kts and waves 6 to
  9 ft.

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

* WHEN...For the Storm Warning, from 9 PM this evening to noon 
  CST Thursday. For the Dense Fog Advisory, until noon CST 
  today. For the Small Craft Advisory, until 9 PM CST this 
  evening.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility. Low 
  visibility in fog will make navigation difficult.

* ADDITIONAL DETAILS...Thunderstorms will be possible between 11
  pm and 2 am.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

LMZ521-522-152045-
/O.NEW.KGRB.MF.Y.0019.211215T1244Z-211215T1800Z/
/O.CON.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
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-
644 AM CST Wed Dec 15 2021

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON
CST THURSDAY...

* WHAT...For the Storm Warning, southwest winds 35 to 40 kts with
  gusts up to 60 kts and waves building to 5 to 8 ft expected. For
  the Dense Fog Advisory, dense fog will reduce visibility to less
  than 1 NM.

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

* WHEN...For the Storm Warning, from 9 PM this evening to noon 
  CST Thursday. For the Dense Fog Advisory, until noon CST today.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility. Low 
  visibility in fog will make navigation difficult.

* ADDITIONAL DETAILS...Thunderstorms will be possible between 11
  pm and 2 am.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$
Kieckbusch
896 
WHUS73 KGRB 151639
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1039 AM CST Wed Dec 15 2021

LMZ541>543-160045-
/O.CON.KGRB.MF.Y.0019.000000T0000Z-211215T1800Z/
/O.CON.KGRB.SC.Y.0099.000000T0000Z-211216T0300Z/
/O.CON.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1039 AM CST Wed Dec 15 2021

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON
CST THURSDAY...

* WHAT...For the Storm Warning, southwest winds 35 to 40 kts with
  storm force gusts up to 60 kts and waves building to 11 to 15
  ft. For the Dense Fog Advisory, dense fog will reduce visibility
  to less than 1 NM. For the Small Craft Advisory, south winds 15
  to 25 kts with gusts up to 30 kts and waves 5 to 8 ft.

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

* WHEN...For the Storm Warning, from 9 PM this evening to noon 
  CST Thursday. For the Dense Fog Advisory, until noon CST 
  today. For the Small Craft Advisory, until 9 PM CST this 
  evening.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility. Low 
  visibility will make navigation difficult.

* ADDITIONAL DETAILS...Thunderstorms will be possible between 10
  pm and 1 am.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

LMZ521-522-160045-
/O.CON.KGRB.MF.Y.0019.000000T0000Z-211215T1800Z/
/O.CON.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
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-
1039 AM CST Wed Dec 15 2021

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...
...STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON
CST THURSDAY...

* WHAT...For the Storm Warning, southwest winds 35 to 40 kts with
  storm force gusts up to 60 kts and waves building to 5 to 8 ft.
  For the Dense Fog Advisory, dense fog will reduce visibility to
  less than 1 NM.

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

* WHEN...For the Storm Warning, from 9 PM this evening to noon 
  CST Thursday. For the Dense Fog Advisory, until noon CST today.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility. Low 
  visibility will make navigation difficult.

* ADDITIONAL DETAILS...Thunderstorms will be possible between 10
  pm and 1 am.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

Hykin
415 
WHUS73 KGRB 151705
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1105 AM CST Wed Dec 15 2021

LMZ541>543-160115-
/O.EXT.KGRB.MF.Y.0019.000000T0000Z-211216T0000Z/
/O.CON.KGRB.SC.Y.0099.000000T0000Z-211216T0300Z/
/O.CON.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1105 AM CST Wed Dec 15 2021

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 6 PM CST THIS EVENING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON
CST THURSDAY...

* WHAT...For the Storm Warning, southwest winds 35 to 40 kts 
  with storm force gusts up to 60 kts and waves building to 11 
  to 15 ft. For the Dense Fog Advisory, dense fog will reduce 
  visibility to less than 1 NM. For the Small Craft Advisory, 
  south winds 15 to 25 kts with gusts up to 30 kts and waves 5 
  to 8 ft.

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

* WHEN...For the Storm Warning, from 9 PM this evening to noon 
  CST Thursday. For the Dense Fog Advisory, until 6 PM CST this 
  evening. For the Small Craft Advisory, until 9 PM CST this 
  evening.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility. Low 
  visibility will make navigation difficult.

* ADDITIONAL DETAILS...Thunderstorms will be possible between 10 
  pm and 1 am.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

LMZ521-522-160115-
/O.EXT.KGRB.MF.Y.0019.000000T0000Z-211216T0000Z/
/O.CON.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
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-
1105 AM CST Wed Dec 15 2021

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 6 PM CST THIS EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON
CST THURSDAY...

* WHAT...For the Storm Warning, southwest winds 35 to 40 kts 
  with storm force gusts up to 60 kts and waves building to 5 to 
  8 ft. For the Dense Fog Advisory, dense fog will reduce 
  visibility to less than 1 NM.

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

* WHEN...For the Storm Warning, from 9 PM this evening to noon 
  CST Thursday. For the Dense Fog Advisory, until 6 PM CST this 
  evening.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility. Low 
  visibility will make navigation difficult.

* ADDITIONAL DETAILS...Thunderstorms will be possible between 10 
  pm and 1 am.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

Hykin
274 
WHUS73 KGRB 152106
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
306 PM CST Wed Dec 15 2021

LMZ541>543-160015-
/O.CON.KGRB.MF.Y.0019.000000T0000Z-211216T0000Z/
/O.CON.KGRB.SC.Y.0099.000000T0000Z-211216T0300Z/
/O.CON.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
306 PM CST Wed Dec 15 2021

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON
CST THURSDAY...

* WHAT...For the Storm Warning, southwest winds 35 to 40 kts with
  storm force gusts up to 60 kts and waves building to 12 to 17 
  ft. For the Dense Fog Advisory, dense fog will reduce visibility
  to less than 1 NM. For the Small Craft Advisory, south winds 15
  to 25 kts with gusts up to 30 kts and waves 5 to 8 ft.

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

* WHEN...For the Storm Warning, from 9 PM this evening to noon 
  CST Thursday. For the Dense Fog Advisory, until 6 PM CST this 
  evening. For the Small Craft Advisory, until 9 PM CST this 
  evening.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility. Low 
  visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

LMZ521-522-160015-
/O.CON.KGRB.MF.Y.0019.000000T0000Z-211216T0000Z/
/O.CON.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
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-
306 PM CST Wed Dec 15 2021

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON
CST THURSDAY...

* WHAT...For the Storm Warning, southwest winds 35 to 40 kts 
  with storm force gusts up to 60 kts and waves building to 5 to 
  8 ft. For the Dense Fog Advisory, dense fog will reduce 
  visibility to less than 1 NM.

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

* WHEN...For the Storm Warning, from 9 PM this evening to noon 
  CST Thursday. For the Dense Fog Advisory, until 6 PM CST this 
  evening.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility. Low 
  visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

AK
242 
WHUS73 KGRB 152358
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
558 PM CST Wed Dec 15 2021

LMZ541>543-160315-
/O.EXT.KGRB.MF.Y.0019.000000T0000Z-211216T0300Z/
/O.CON.KGRB.SC.Y.0099.000000T0000Z-211216T0300Z/
/O.CON.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
558 PM CST Wed Dec 15 2021

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 PM CST THIS EVENING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON
CST THURSDAY...

* WHAT...For the Storm Warning, southwest winds 35 to 40 kts 
  with storm force gusts up to 60 kts and waves building to 12 
  to 17 ft. For the Dense Fog Advisory, dense fog will reduce 
  visibility to less than 1 NM. For the Small Craft Advisory, 
  south winds 15 to 25 kts with gusts up to 30 kts and waves 5 
  to 8 ft.

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

* WHEN...For the Storm Warning, from 9 PM this evening to noon 
  CST Thursday. For the Dense Fog Advisory, until 9 PM CST this 
  evening. For the Small Craft Advisory, until 9 PM CST this 
  evening.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility. Low 
  visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

LMZ521-522-160315-
/O.EXT.KGRB.MF.Y.0019.000000T0000Z-211216T0300Z/
/O.CON.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
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-
558 PM CST Wed Dec 15 2021

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 PM CST THIS EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON
CST THURSDAY...

* WHAT...For the Storm Warning, southwest winds 35 to 40 kts 
  with storm force gusts up to 60 kts and waves building to 5 to 
  8 ft. For the Dense Fog Advisory, dense fog will reduce 
  visibility to less than 1 NM.

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

* WHEN...For the Storm Warning, from 9 PM this evening to noon 
  CST Thursday. For the Dense Fog Advisory, until 9 PM CST this 
  evening.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility. Low 
  visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

AK
436 
WHUS73 KGRB 160235
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
835 PM CST Wed Dec 15 2021

LMZ541>543-160615-
/O.EXP.KGRB.SC.Y.0099.000000T0000Z-211216T0300Z/
/O.EXT.KGRB.MF.Y.0019.000000T0000Z-211216T0600Z/
/O.CON.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
835 PM CST Wed Dec 15 2021

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CST TONIGHT...
...STORM WARNING REMAINS IN EFFECT UNTIL NOON CST THURSDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 9 PM CST THIS EVENING...

* WHAT...For the Storm Warning, southwest winds 25 to 35 kt with
  gusts up to 55 kt and waves 12 to 17 ft expected. For the Dense
  Fog Advisory, dense fog will reduce visibility to 1/4 to 1/2 
  NM.

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

* WHEN...For the Storm Warning, until noon CST Thursday. For the 
  Dense Fog Advisory, until midnight CST tonight.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility. Low 
  visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

LMZ521-522-160615-
/O.EXT.KGRB.MF.Y.0019.000000T0000Z-211216T0600Z/
/O.CON.KGRB.SR.W.0001.211216T0300Z-211216T1800Z/
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-
835 PM CST Wed Dec 15 2021

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CST TONIGHT...
...STORM WARNING REMAINS IN EFFECT UNTIL NOON CST THURSDAY...

* WHAT...For the Storm Warning, southwest winds 35 to 40 kts with
  storm force gusts up to 60 kts and waves building to 6 to 10 
  ft. For the Dense Fog Advisory, dense fog will reduce visibility
  to less than 1 NM.

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

* WHEN...For the Storm Warning, until noon CST Thursday. For the 
  Dense Fog Advisory, until midnight CST tonight.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility. Low 
  visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

AK
403 
WHUS73 KGRB 160602
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1202 AM CST Thu Dec 16 2021

LMZ521-522-541>543-161100-
/O.EXP.KGRB.MF.Y.0019.000000T0000Z-211216T0600Z/
/O.CON.KGRB.SR.W.0001.000000T0000Z-211216T1800Z/
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-
1202 AM CST Thu Dec 16 2021

...STORM WARNING REMAINS IN EFFECT UNTIL NOON CST THURSDAY...

* WHAT...Southwest winds 25 to 35 kt with gusts up to 55 kt. Waves
  6 to 10 ft on the bay and waves 12 to 17 ft on the nearshore
  waters of the lake.

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

* WHEN...Until noon CST Thursday.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AK
042 
WHUS73 KGRB 160928
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
328 AM CST Thu Dec 16 2021

LMZ521-522-541>543-161730-
/O.CON.KGRB.SR.W.0001.000000T0000Z-211216T1800Z/
/O.NEW.KGRB.GL.W.0015.211216T1800Z-211217T0300Z/
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-
328 AM CST Thu Dec 16 2021

...STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...
...GALE WARNING IN EFFECT FROM NOON TODAY TO 9 PM CST THIS
EVENING...

* WHAT...For the Storm Warning, southwest winds 30 to 40 kts with
  storm force gusts up to 55 kts and waves 6 to 10 ft on the bay
  and 10 to 14 ft on Lake Michigan. For the Gale Warning, west
  winds 20 to 30 kts with gale force gusts up to 45 kt and waves 5
  to 8 ft on the bay and 6 to 10 ft on Lake Michigan expected.

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

* WHEN...For the Storm Warning, until noon CST today. For the 
  Gale Warning, from noon today to 9 PM CST this evening.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility.

* ADDITIONAL DETAILS...Light freezing spray is possible tonight. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$
Kieckbusch
869 
WHUS73 KGRB 161622
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1022 AM CST Thu Dec 16 2021

LMZ521-522-541>543-170030-
/O.CON.KGRB.SR.W.0001.000000T0000Z-211216T1800Z/
/O.CON.KGRB.GL.W.0015.211216T1800Z-211217T0300Z/
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-
1022 AM CST Thu Dec 16 2021

...STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...
...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING...

* WHAT...For the Storm Warning, west winds 30 to 35 knots with
  gusts up to 45 knots and waves 5 to 8 feet on the bay and 6 to
  10 feet on the lake. For the Gale Warning, west winds 20 to 30
  knots with a few gale force gusts up to 45 knots and waves 5 to
  8 feet on the bay and lake.

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

* WHEN...For the Storm Warning, until noon CST today. For the 
  Gale Warning, until 9 PM CST this evening.

* IMPACTS...Very strong winds will cause hazardous waves which 
  could capsize or damage vessels and reduce visibility.

* ADDITIONAL DETAILS...Light freezing spray is possible tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

Hykin
461 
WHUS73 KGRB 161812
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1212 PM CST Thu Dec 16 2021

LMZ521-522-541>543-170215-
/O.EXP.KGRB.SR.W.0001.000000T0000Z-211216T1800Z/
/O.CON.KGRB.GL.W.0015.000000T0000Z-211217T0300Z/
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-
1212 PM CST Thu Dec 16 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING...
...STORM WARNING HAS EXPIRED...

* WHAT...West winds 20 to 30 knots with a few gale force gusts up
  to 45 kt and waves 5 to 8 feet.

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

* WHEN...Until 9 PM CST this evening.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

* ADDITIONAL DETAILS...Light freezing spray is possible tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

Hykin

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 14, 8:48 PM CSTStorm WatchGRB7 hr
Dec 15, 3:52 AM CSTDense Fog AdvisoryGRBBrown, Calumet, Door, Florence, Forest, Kewaunee and 16 more20 hr
Dec 15, 3:52 AM CSTHigh Wind WarningGRBBrown, Calumet, Door, Florence, Forest, Kewaunee and 16 more28 hr
Dec 15, 6:44 AM CSTMarine Dense Fog AdvisoryGRB17 hr

Nearby

Storm Warnings in Wisconsin, 2021Every storm warning 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.