545
WHUS73 KMKX 251545
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
945 AM CST Tue Nov 25 2025

LMZ080-366-565-567-669-671-673-675-777-779-868-870-872-874-876-
878-252345-
/O.CON.KMKX.SR.A.0001.251126T1200Z-251127T0900Z/
/O.CON.KMKX.GL.W.0031.251127T0900Z-251128T0600Z/
Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to
mid-line of lake.-
Lake Michigan from Point Betsie to Manistee MI 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 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 Pentwater to Manistee MI 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-
945 AM CST Tue Nov 25 2025

...STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
LATE WEDNESDAY NIGHT...
...GALE WARNING REMAINS IN EFFECT FROM 3 AM THURSDAY TO MIDNIGHT
CST THURSDAY NIGHT...

* WHAT...For the Storm Watch, west winds 35 to 45 kt with gusts
  up to 50 kt and waves 16 to 21 ft possible. For the Gale
  Warning, northwest winds 30 to 40 kt with gusts up to 45 kt
  and waves 13 to 18 ft expected.

* WHERE...Southern Two Thirds of the Open Waters of Lake
  Michigan.

* WHEN...For the Storm Watch, from Wednesday morning through
  late Wednesday night. For the Gale Warning, from 3 AM Thursday
  to midnight CST Thursday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ261-362-364-563-252345-
/O.CON.KMKX.GL.W.0031.251126T2100Z-251128T0900Z/
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 Rock Island Passage to Sturgeon Bay WI 5NM
offshore to mid lake-
945 AM CST Tue Nov 25 2025

...GALE WARNING REMAINS IN EFFECT FROM 3 PM WEDNESDAY TO 3 AM CST
FRIDAY...

* WHAT...Northwest winds 25 to 35 kt with gusts up to 45 kt and
  waves 7 to 12 ft expected.

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

* WHEN...From 3 PM Wednesday to 3 AM CST Friday.

* 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>646-252345-
/O.CON.KMKX.GL.W.0031.251126T1200Z-251128T0000Z/
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-
945 AM CST Tue Nov 25 2025

...GALE WARNING REMAINS IN EFFECT FROM 6 AM WEDNESDAY TO 6 PM CST
THURSDAY...

* WHAT...West winds 30 to 40 kt with gusts up to 45 kt and waves
  5 to 8 ft expected.

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

* WHEN...From 6 AM Wednesday to 6 PM CST Thursday.

* 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.

&&

$$

Sheppard