FLUS43 KLOT 121918
HWOLOT
Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
218 PM CDT Wed Jul 12 2017
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-
218 PM CDT Wed Jul 12 2017 /318 PM EDT Wed Jul 12 2017/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.
.DAY ONE...This Afternoon and Tonight.
WEATHER HAZARDS EXPECTED:
Significant Thunderstorm Risk...with an associated:
Elevated Hail Risk...up to quarter size.
Elevated Thunderstorm Wind Damage Risk...up to 60 MPH.
Elevated Flooding Risk.
Elevated Excessive Heat Risk.
DISCUSSION:
Scattered thunderstorms are possible across the entire outlook
area this afternoon. However, the severe threat will be low during
this time. Additional thunderstorms are expected to move across
northern Illinois into northwestern Indiana tonight as a cold
front approaches the area. These storms will be capable of
producing large hail and damaging wind gusts. Very heavy rainfall
will also be likely with these storms, and this may result in
additional flash flooding.
Heat indices up to 105 degrees is expected, especially south of
I-80 and west of I57.
Additionally...Flooding will continue across portions of the Des
Plaines...Fox...and North Branch Chicago Rivers.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.
Thursday...
Elevated Severe Thunderstorm Risk.
Saturday and Sunday...
Limited Thunderstorm Risk.
Tuesday...
Limited Thunderstorm Risk.
DISCUSSION:
Additional strong to severe storms will be possible on Thursday,
mainly south of I-80.
.SPOTTER INFORMATION STATEMENT...
Spotters will likely be needed tonight.
GENERAL STORM MOTION OF THE DAY:
Moving to the east southeast at 30 to 40 mph.
&&
https://goo.gl/bTe2jh
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