Hazardous Weather Outlook
Issued by NWS Chicago, IL

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000
FLUS43 KLOT 101052
HWOLOT

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
452 AM CST Wed Jan 10 2018

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
111100-
Winnebago-Boone-McHenry-Lake Illinois-Ogle-Lee-De Kalb-Kane-
DuPage-Cook-La Salle-Kendall-Grundy-Will-Kankakee-Livingston-
Iroquois-Ford-Lake Indiana-Porter-Newton-Jasper-Benton-
452 AM CST Wed Jan 10 2018 /552 AM EST Wed Jan 10 2018/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...Today and Tonight.

WEATHER HAZARDS EXPECTED:

  Elevated Fog Risk.

DISCUSSION:

Areas of fog will continue today and tonight, with some dense fog
this morning and possibly dense again in places after dark.

Localized ice jam flooding will remain a threat on area rivers.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Thursday...
  Limited Non Thunderstorm Wind Risk.
  Elevated Fog Risk.
  Limited Ice Accumulation Risk at night.
  Limited Snow and Sleet Risk at night.
Friday...
  Limited Excessive Cold Risk.
  Limited Non Thunderstorm Wind Risk.
  Limited Snow Risk.
Saturday through Monday...
  Elevated Excessive Cold Risk.
  Limited Snow Risk.
Tuesday...
  Elevated Excessive Cold Risk.

DISCUSSION:

Areas of fog are probable through Thursday morning. As colder air
returns to the area by Thursday evening, a wintry mix could result
in minor accumulations of snow, sleet and possibly light icing.
Areas favored for any accumulating wintry precipitation are
mainly along and southeast of Interstate 55.

Lake effect snow showers and at least some accumulation are
probable later Friday through Saturday for portions of northeast
Illinois and northwest Indiana. A fast moving weather system could
bring snow to the area Sunday evening into Monday.

Much colder weather is in store this weekend through early next
week, with periods of below zero wind chills likely.

Localized ice jam flooding will remain a threat on area rivers.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be necessary through tonight.

&&

$$

LMZ740>745-111100-
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-
452 AM CST Wed Jan 10 2018

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...Today and Tonight.

Fog will continue, with some possibly being dense at times.

Hazardous winds to small craft will be seen north of Chicago
through today and tonight, while south of Chicago and northwest
Indiana from late afternoon on.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Thursday through Saturday...
  Hazardous Conditions for Small Craft are likely.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-111100-
Lake Michigan from Michigan City IN to St. Joseph MI 5 NM
offshore to Mid Lake-
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-
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 from Pentwater to Manistee MI 5 NM offshore to Mid
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-
452 AM CST Wed Jan 10 2018

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...Today and Tonight.

Occasional gale force gusts are possible on the north half of the
lake through early this afternoon.

Areas of dense fog are likely, with dense fog possible over the
south half of the lake tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Gale force winds are likely at times Thursday evening through
Friday night. Freezing spray is likely Thursday night through
Saturday.

&&

$$

RC/MTF

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