Alert archive / Wisconsin / Gale Warnings in 2021

Gale Warning 35, NWS Milwaukee, WI

December 16, 2021

NWS Milwaukee, WI issued this gale warning at Dec 16, 2021, 3:49 AM CST. It took effect at Dec 16, 2021, 9:00 AM CST. It was in force for 14 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 16, 2021, 3:49 AM CST (09:49 UTC)
In effect from
Dec 16, 2021, 9:00 AM CST
Expired
Dec 16, 2021, 11:00 PM CST
In force
14 hr
Issued by
NWS Milwaukee, WI

The text

As transmitted.

422 
WHUS73 KMKX 160949
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
349 AM CST Thu Dec 16 2021

LMZ080-669-671-673-675-777-779-870-872-874-876-878-161800-
/O.CON.KMKX.SR.W.0001.000000T0000Z-211216T1500Z/
/O.NEW.KMKX.GL.W.0035.211216T1500Z-211217T0000Z/
Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to
mid-line of lake.-
Lake Michigan from Sheboygan to Port Washington WI 5NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor to Michigan City in 5NM
offshore to Mid Lake-
Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5NM offshore to Mid
lake-
Lake Michigan from St Joseph to South Haven MI 5NM offshore to
Mid Lake-
349 AM CST Thu Dec 16 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING...
...GALE WARNING IN EFFECT FROM 9 AM THIS MORNING TO 6 PM CST THIS
EVENING...

* WHAT...For the Storm Warning, southwest winds 25 to 35 kt with
  gusts up to 50 kt and waves 9 to 14 ft. For the Gale Warning, 
  west winds 25 to 30 kt with gusts up to 40 kt and waves 7 to 12 
  ft expected.

* WHERE...Southern Open Waters of Lake Michigan.

* WHEN...For the Storm Warning, until 9 AM CST this morning. For 
  the Gale Warning, from 9 AM this morning to 6 PM CST this 
  evening.

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

* ADDITIONAL INFORMATION...The strongest winds are expected through
  6 am CST early Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ261-362-364-366-563-565-567-868-161800-
/O.CON.KMKX.SR.W.0001.000000T0000Z-211217T0000Z/
/O.NEW.KMKX.GL.W.0035.211217T0000Z-211217T0500Z/
Lake Michigan from Seul Choix Point to Rock Island Passage 5NM
offshore to Mid Lake-
Lake Michigan South of a line from Seul Choix Point to the
Mackinac Bridge and North of a line from Charlevoix MI to South
Fox Island 5NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to
mid lake-
Lake Michigan from Point Betsie to Manistee MI 5NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM
offshore to mid lake-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid
Lake-
Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid
Lake-
349 AM CST Thu Dec 16 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...
...GALE WARNING IN EFFECT FROM 6 PM TO 11 PM CST THIS EVENING...

* WHAT...For the Storm Warning, southwest winds 30 to 40 kt with 
  gusts up to 55 kt and waves 14 to 19 ft. For the Gale Warning, 
  west winds 25 to 35 kt with gusts up to 40 kt and waves 7 to 
  12 ft expected.

* WHERE...Northern Open Waters of Lake Michigan.

* WHEN...For the Storm Warning, until 6 PM CST this evening. For 
  the Gale Warning, from 6 PM to 11 PM CST this evening.

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

* ADDITIONAL INFORMATION...The strongest winds are expected
  through Noon CST Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ643>646-161800-
/O.CON.KMKX.SR.W.0001.000000T0000Z-211216T1500Z/
/O.NEW.KMKX.GL.W.0035.211216T1500Z-211217T0000Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
349 AM CST Thu Dec 16 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING...
...GALE WARNING IN EFFECT FROM 9 AM THIS MORNING TO 6 PM CST THIS
EVENING...

* WHAT...For the Storm Warning, southwest winds 25 to 30 kt with
  gusts up to 50 kt and waves 4 to 7 ft. For the Gale Warning, 
  west winds 20 to 30 kt with gusts up to 40 kt and waves 2 to 4 
  ft expected.

* WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL.

* WHEN...For the Storm Warning, until 9 AM CST this morning. For 
  the Gale Warning, from 9 AM this morning to 6 PM CST this 
  evening.

* 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.

&&

$$
5 follow-up statements
110 
WHUS73 KMKX 161448
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
848 AM CST Thu Dec 16 2021

LMZ080-669-671-673-675-777-779-870-872-874-876-878-162300-
/O.EXP.KMKX.SR.W.0001.000000T0000Z-211216T1500Z/
/O.CON.KMKX.GL.W.0035.211216T1500Z-211217T0000Z/
Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to
mid-line of lake.-
Lake Michigan from Sheboygan to Port Washington WI 5NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor to Michigan City in 5NM
offshore to Mid Lake-
Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5NM offshore to Mid
lake-
Lake Michigan from St Joseph to South Haven MI 5NM offshore to
Mid Lake-
848 AM CST Thu Dec 16 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...
...STORM WARNING WILL EXPIRE AT 9 AM CST THIS MORNING...

* WHAT...West winds 25 to 30 kt with gusts up to 40 kt and waves 
  7 to 12 ft expected.

* WHERE...Southern Open Waters of Lake Michigan.

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

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

* ADDITIONAL INFORMATION...The strongest winds are expected 
  through 6 am CST early Thursday.

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.

&&

$$

LMZ643>646-162300-
/O.EXP.KMKX.SR.W.0001.000000T0000Z-211216T1500Z/
/O.CON.KMKX.GL.W.0035.211216T1500Z-211217T0000Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
848 AM CST Thu Dec 16 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...
...STORM WARNING WILL EXPIRE AT 9 AM CST THIS MORNING...

* WHAT...West winds 20 to 30 kt with gusts up to 40 kt and waves 
  2 to 4 ft expected.

* WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL.

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

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

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.

&&

$$

LMZ261-362-364-366-563-565-567-868-162300-
/O.CON.KMKX.SR.W.0001.000000T0000Z-211217T0000Z/
/O.CON.KMKX.GL.W.0035.211217T0000Z-211217T0500Z/
Lake Michigan from Seul Choix Point to Rock Island Passage 5NM
offshore to Mid Lake-
Lake Michigan South of a line from Seul Choix Point to the
Mackinac Bridge and North of a line from Charlevoix MI to South
Fox Island 5NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to
mid lake-
Lake Michigan from Point Betsie to Manistee MI 5NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM
offshore to mid lake-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid
Lake-
Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid
Lake-
848 AM CST Thu Dec 16 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 6 PM TO 11 PM CST THIS
EVENING...

* WHAT...For the Storm Warning, west winds 30 to 40 kt with 
  gusts up to 55 kt and waves 12 to 17 ft. For the Gale Warning, 
  west winds 25 to 35 kt with gusts up to 40 kt and waves 7 to 
  12 ft expected.

* WHERE...Northern Open Waters of Lake Michigan.

* WHEN...For the Storm Warning, until 6 PM CST this evening. For 
  the Gale Warning, from 6 PM to 11 PM CST this evening.

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

* ADDITIONAL INFORMATION...The strongest winds are expected 
  through Noon CST Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
693 
WHUS73 KMKX 161913
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
113 PM CST Thu Dec 16 2021

LMZ080-643-644-669-671-673-675-777-779-870-872-874-876-878-170300-
/O.EXT.KMKX.GL.W.0035.000000T0000Z-211217T0300Z/
Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to
mid-line of lake.-Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
Lake Michigan from Sheboygan to Port Washington WI 5NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor to Michigan City in 5NM
offshore to Mid Lake-
Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5NM offshore to Mid
lake-
Lake Michigan from St Joseph to South Haven MI 5NM offshore to
Mid Lake-
113 PM CST Thu Dec 16 2021

...GALE WARNING NOW IN EFFECT UNTIL 9 PM CST THIS EVENING...

* WHAT...West winds 25 to 30 kt with gusts up to 40 kt and waves 
  6 to 11 ft.

* WHERE...Southern Open Waters of Lake Michigan, and Nearshore 
  Waters from Sheboygan to North Point Lighthouse.

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

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

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.

&&

$$

LMZ261-362-364-366-563-565-567-868-170500-
/O.CON.KMKX.SR.W.0001.000000T0000Z-211217T0000Z/
/O.CON.KMKX.GL.W.0035.211217T0000Z-211217T0500Z/
Lake Michigan from Seul Choix Point to Rock Island Passage 5NM
offshore to Mid Lake-
Lake Michigan South of a line from Seul Choix Point to the
Mackinac Bridge and North of a line from Charlevoix MI to South
Fox Island 5NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to
mid lake-
Lake Michigan from Point Betsie to Manistee MI 5NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM
offshore to mid lake-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid
Lake-
Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid
Lake-
113 PM CST Thu Dec 16 2021

...STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 6 PM TO 11 PM CST THIS
EVENING...

* WHAT...For the Storm Warning, west winds 30 to 35 kt with 
  gusts up to 50 kt and waves 10 to 15 ft. For the Gale Warning, 
  west winds 25 to 35 kt with gusts up to 40 kt and waves 7 to 
  12 ft expected.

* WHERE...Northern Open Waters of Lake Michigan.

* WHEN...For the Storm Warning, until 6 PM CST this evening. For 
  the Gale Warning, from 6 PM to 11 PM CST this evening.

* 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.

&&

$$

LMZ645-646-170000-
/O.CON.KMKX.GL.W.0035.000000T0000Z-211217T0000Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
113 PM CST Thu Dec 16 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...

* WHAT...West winds 20 to 25 kt with gusts up to 35 kt.

* WHERE...Nearshore Waters from North Point Lighthouse to 
  Winthrop Harbor IL.

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

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

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.

&&

$$
163 
WHUS73 KMKX 170011
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
611 PM CST Thu Dec 16 2021

LMZ643-644-170600-
/O.CAN.KMKX.GL.W.0035.000000T0000Z-211217T0300Z/
/O.NEW.KMKX.SC.Y.0114.211217T0011Z-211217T0600Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
611 PM CST Thu Dec 16 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...
...GALE WARNING IS CANCELLED...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt.

* WHERE...Nearshore Waters from Sheboygan to North Point 
  Lighthouse.

* 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.

&&

$$

LMZ261-362-364-366-563-565-567-868-170500-
/O.EXP.KMKX.SR.W.0001.000000T0000Z-211217T0000Z/
/O.CON.KMKX.GL.W.0035.000000T0000Z-211217T0500Z/
Lake Michigan from Seul Choix Point to Rock Island Passage 5NM
offshore to Mid Lake-
Lake Michigan South of a line from Seul Choix Point to the
Mackinac Bridge and North of a line from Charlevoix MI to South
Fox Island 5NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to
mid lake-
Lake Michigan from Point Betsie to Manistee MI 5NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM
offshore to mid lake-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid
Lake-
Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid
Lake-
611 PM CST Thu Dec 16 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 11 PM CST THIS EVENING...
...STORM WARNING HAS EXPIRED...

* WHAT...West winds to 30 kt with gusts up to 40 kt and waves 7 to
  12 ft.

* WHERE...Northern Open Waters of Lake Michigan.

* WHEN...For the Gale Warning, from 6 PM to 11 PM CST this 
  evening.

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

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.

&&

$$

LMZ645-646-170600-
/O.EXP.KMKX.GL.W.0035.000000T0000Z-211217T0000Z/
/O.NEW.KMKX.SC.Y.0114.211217T0011Z-211217T0600Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
611 PM CST Thu Dec 16 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...
...GALE WARNING HAS EXPIRED...

* WHAT...West winds 15 to 25 kt.

* WHERE...Nearshore Waters from North Point Lighthouse to 
  Winthrop Harbor IL.

* 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.

&&

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-170300-
/O.CON.KMKX.GL.W.0035.000000T0000Z-211217T0300Z/
Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to
mid-line of lake.-
Lake Michigan from Sheboygan to Port Washington WI 5NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor to Michigan City in 5NM
offshore to Mid Lake-
Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5NM offshore to Mid
lake-
Lake Michigan from St Joseph to South Haven MI 5NM offshore to
Mid Lake-
611 PM CST Thu Dec 16 2021

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

* WHAT...West winds 20 to 25 kt with gusts up to 35 kt and waves 
  6 to 11 ft.

* WHERE...Southern Open Waters of Lake Michigan.

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

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

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.

&&

$$
114 
WHUS73 KMKX 170301
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
901 PM CST Thu Dec 16 2021

LMZ080-669-671-673-675-777-779-870-872-874-876-878-170415-
/O.EXP.KMKX.GL.W.0035.000000T0000Z-211217T0300Z/
Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to
mid-line of lake.-
Lake Michigan from Sheboygan to Port Washington WI 5NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor to Michigan City in 5NM
offshore to Mid Lake-
Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5NM offshore to Mid
lake-
Lake Michigan from St Joseph to South Haven MI 5NM offshore to
Mid Lake-
901 PM CST Thu Dec 16 2021

...GALE WARNING HAS EXPIRED...

West winds 20 to 30 kt will continue the remainder of the night. 

$$

LMZ261-362-364-366-563-565-567-868-170500-
/O.CON.KMKX.GL.W.0035.000000T0000Z-211217T0500Z/
Lake Michigan from Seul Choix Point to Rock Island Passage 5NM
offshore to Mid Lake-
Lake Michigan South of a line from Seul Choix Point to the
Mackinac Bridge and North of a line from Charlevoix MI to South
Fox Island 5NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to
mid lake-
Lake Michigan from Point Betsie to Manistee MI 5NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM
offshore to mid lake-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid
Lake-
Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid
Lake-
901 PM CST Thu Dec 16 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 11 PM CST THIS EVENING...

* WHAT...West winds to 30 kt with gusts up to 40 kt and waves 7 
  to 12 ft.

* WHERE...Northern Open Waters of Lake Michigan.

* WHEN...For the Gale Warning, from 6 PM to 11 PM CST this 
  evening.

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

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.

&&

$$

LMZ643>646-170600-
/O.CON.KMKX.SC.Y.0114.000000T0000Z-211217T0600Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
901 PM CST Thu Dec 16 2021

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

* WHAT...West winds 15 to 25 kt.

* WHERE...Nearshore Waters from North Point Lighthouse to 
  Winthrop Harbor IL.

* 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.

&&

$$
874 
WHUS73 KMKX 170502
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
1102 PM CST Thu Dec 16 2021

LMZ261-362-364-366-563-565-567-868-170615-
/O.EXP.KMKX.GL.W.0035.000000T0000Z-211217T0500Z/
Lake Michigan from Seul Choix Point to Rock Island Passage 5NM
offshore to Mid Lake-
Lake Michigan South of a line from Seul Choix Point to the
Mackinac Bridge and North of a line from Charlevoix MI to South
Fox Island 5NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to
mid lake-
Lake Michigan from Point Betsie to Manistee MI 5NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM
offshore to mid lake-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid
Lake-
Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid
Lake-
1102 PM CST Thu Dec 16 2021

...GALE WARNING HAS EXPIRED...

West winds to 30 kt tonight. 

$$

LMZ643>646-170615-
/O.CON.KMKX.SC.Y.0114.000000T0000Z-211217T0600Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
1102 PM CST Thu Dec 16 2021

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

* WHAT...West winds 15 to 25 kt.

* WHERE...Nearshore Waters from North Point Lighthouse to 
  Winthrop Harbor IL.

* 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 Milwaukee, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 15, 9:28 PM CSTSevere Thunderstorm WarningMKXIowa, Lafayette, Sauk77 min
Dec 16, 8:49 AM CSTWind AdvisoryMKXColumbia, Dane, Dodge, Fond du Lac, Green Lake, Jefferson and 10 more8 hr

Nearby

Gale Warnings in Wisconsin, 2021Every gale 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.