Marine Weather Message
Issued by NWS Chicago, IL

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627
WHUS73 KLOT 212032
MWWLOT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
232 PM CST Sun Jan 21 2018

LMZ261-362-364-366-563-565-220445-
/O.UPG.KLOT.GL.A.0006.180122T1500Z-180123T2100Z/
/O.NEW.KLOT.GL.W.0006.180122T1500Z-180123T2100Z/
Lake Michigan from Seul Choix Point to Rock Island Passage 5 NM
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 5 NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5 NM offshore to
Mid Lake-
Lake Michigan from Point Betsie to Manistee MI 5 NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5 NM offshore to
Mid Lake-
232 PM CST Sun Jan 21 2018

...GALE WARNING IN EFFECT FROM 9 AM MONDAY TO 3 PM CST TUESDAY...

The National Weather Service in Chicago has issued a Gale
Warning, which is in effect from 9 AM Monday to 3 PM CST Tuesday.
The Gale Watch is no longer in effect.

* WINDS...northeast up to 40 kt through Monday early evening,
  then a brief lull in gales before north to northwest gales
  return Monday night into early Tuesday.

* SIGNIFICANT WAVES...up to 12 ft. Highest Monday afternoon and
  early evening.

* OCCASIONAL WAVES...up to 16 ft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

LMZ740>745-220445-
/O.CON.KLOT.MF.Y.0003.000000T0000Z-180122T1200Z/
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-Calumet Harbor to Gary-
Gary to Burns Harbor-Burns Harbor to Michigan City-
232 PM CST Sun Jan 21 2018

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST MONDAY...

* VISIBILITY...One quarter of a mile or less.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Dense Fog Advisory means visibilities will frequently be
reduced to less than one mile. Inexperienced mariners...
especially those operating smaller vessels should avoid
navigating in these conditions.

&&

$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-220445-
/O.NEW.KLOT.GL.A.0007.180123T0900Z-180123T2100Z/
Lake Michigan from Michigan City IN to St. Joseph MI 5 NM
offshore to Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5 NM offshore to
Mid Lake-
Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5 NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5 NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5 NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor IL to Michigan City IN 5 NM
offshore to Mid Lake-
Lake Michigan Holland to Whitehall MI 5 nm off shore to mid-
line of lake-
Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5 NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5 NM offshore to Mid
Lake-
Lake Michigan from St. Joseph to South Haven MI 5 NM offshore to
Mid Lake-
232 PM CST Sun Jan 21 2018

...GALE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
AFTERNOON...

The National Weather Service in Chicago has issued a Gale Watch,
which is in effect from late Monday night through Tuesday
afternoon.

* WINDS...North northwest to 40 kt.

* SIGNIFICANT WAVES...to 12 ft.

* OCCASIONAL WAVES...to 16 ft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Watch is issued when the risk of gale force winds of 34 to
47 knots has significantly increased...but the specific timing
and/or location is still uncertain. It is intended to provide
additional lead time for mariners who may wish to consider
altering their plans.

&&

$$

KMD



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