Marine Weather Message
Issued by NWS Chicago, IL

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000
WHUS73 KLOT 180313
MWWLOT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
913 PM CST Sun Dec 17 2017

LMZ740>743-181115-
/O.CON.KLOT.SC.Y.0117.171219T0000Z-171219T1800Z/
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-Calumet Harbor to Gary-
913 PM CST Sun Dec 17 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM MONDAY TO
NOON CST TUESDAY...

* WINDS...Southwest to 25 kt.

* SIGNIFICANT WAVES...To 4 ft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners...especially those operating smaller
vessels should avoid navigating in these conditions.

&&

$$

LMZ744-745-181115-
/O.CON.KLOT.SC.Y.0117.171219T0000Z-171219T2100Z/
Gary to Burns Harbor-Burns Harbor to Michigan City-
913 PM CST Sun Dec 17 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM MONDAY TO
3 PM CST TUESDAY...

* WINDS...Southwest to 25 kt Monday night becoming west to 30 kt
  Tuesday morning.

* SIGNIFICANT WAVES...To 5 ft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners...especially those operating smaller
vessels should avoid navigating in these conditions.

&&

$$

LMZ261-362-364-366-563-565-181115-
/O.CON.KLOT.GL.A.0037.171219T0000Z-171219T0900Z/
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-
913 PM CST Sun Dec 17 2017

...GALE WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH LATE
MONDAY NIGHT...

* WINDS...Southwest gales to 35 kt.

* SIGNIFICANT WAVES...To 10 ft.

* OCCASIONAL WAVES...To 13 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.

&&

$$



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