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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
1257 PM CDT Wed Sep 20 2017

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
211800-
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-
1257 PM CDT Wed Sep 20 2017 /157 PM EDT Wed Sep 20 2017/

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

.DAY ONE...This Afternoon and Tonight.

WEATHER HAZARDS EXPECTED:
  Elevated Thunderstorm Risk...with an associated:
      Limited Hail Risk...up to Quarter size.
      Limited Thunderstorm Wind Damage Risk...up to 60 MPH.
  Elevated Fog Risk.

DISCUSSION:

Thunderstorms are expected late this afternoon and evening. Some
of these storms could be severe, mainly over portions of north
central Illinois west of a Sublette to Woodstock Line. Otherwise hot and
humid conditions are expected with heat indices in the low to
middle 90s, which will likely get even higher on Thursday.

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

Thursday...
  Limited Excessive Heat Risk.
Tuesday...
  Limited Thunderstorm Risk.

.SPOTTER INFORMATION STATEMENT...

Spotters may be needed late this afternoon or early evening across
north central Illinois, though coverage should be low.

GENERAL STORM MOTION OF THE DAY:

Moving east at 30 mph.

&&

$$



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