Hazardous Weather Outlook
Issued by NWS Chicago, IL

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FLUS43 KLOT 181723
HWOLOT

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
1223 PM CDT Thu May 18 2017

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
191730-
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-
1223 PM CDT Thu May 18 2017 /123 PM EDT Thu May 18 2017/

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

.DAY ONE...This Afternoon and Tonight.

WEATHER HAZARDS EXPECTED:
  Limited Thunderstorm Risk...with an associated:
   Limited Hail Risk...up to one inch in diameter.
   Limited Thunderstorm Wind Damage Risk...up to 60 MPH.

DISCUSSION:

A cold front will settle southeast across the area through this
afternoon. Isolated late afternoon thunderstorms will be possible
along the front, mainly over east central Illinois and portions
of northwest Indiana south of U.S. highway 24. A few of these
storms could be severe with isolated large hail and damaging
winds.

In addition...minor flooding will continue along portions of
the Illinois River.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Friday night...
  Limited Flooding Risk.
  Limited Severe Thunderstorm Risk.
Saturday...
  Elevated Flooding Risk.
  Limited Severe Thunderstorm Risk.
Tuesday and Wednesday...
  Limited Thunderstorm Risk.

In addition...minor flooding will continue along portions of
the Illinois River.

.SPOTTER INFORMATION STATEMENT...

Spotters activation is not likely through tonight.

GENERAL STORM MOTION OF THE DAY:

Moving east at 45 mph.

&&

$$

LMZ740>745-191730-
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-
1223 PM CDT Thu May 18 2017

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE illinois NEARSHORE
WATERS OF LAKE MICHIGAN AND THE indiana NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...This Afternoon and Tonight.

Hazardous Conditions for Small Craft are likely.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Friday and Saturday...
  Hazardous Conditions for Small Craft are likely.
  There is a chance of thunderstorms.
Tuesday and Wednesday...
  Hazardous Conditions for Small Craft are likely.
  There is a chance of thunderstorms.

&&

$$

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-191730-
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-
1223 PM CDT Thu May 18 2017

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

.DAY ONE...This Afternoon and Tonight.

Gale force winds are likely this afternoon and this evening on the
northern tier of the lake.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

There is a chance of thunderstorms Saturday and Saturday night.

&&

$$

KMD

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