FLUS43 KLOT 030835
HWOLOT
Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
335 AM CDT Wed Aug 3 2022
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
335 AM CDT Wed Aug 3 2022 /435 AM EDT Wed Aug 3 2022/
This Hazardous Weather Outlook is for portions of North Central
Illinois...Northeast Illinois and Northwest Indiana.
.DAY ONE...Today and Tonight.
Weather hazards expected...
Significant Thunderstorm Risk...with an associated:
Limited hail risk...up to nickel size.
Limited damaging wind risk...up to 70 mph.
Elevated Flooding Risk.
Elevated Excessive Heat Risk.
DISCUSSION...
Thunderstorms are expected to develop this afternoon and will
spread south and east through the evening. Some storms could
become severe, especially near and east of Interstate 55. The main
severe threat between about 1 PM and 8 PM is expected to be
damaging wind gusts capable of downing tree limbs and fences. In
addition, storms will produce torrential rainfall which may
cause flooding of low-lying areas.
Heat index values of 105 degrees or higher are expected from
central Illinois into northwest Indiana late this morning into
the afternoon ahead of the expected thunderstorms.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.
Thursday...
Limited Flooding Risk.
Limited Thunderstorm Risk.
High Swim Risk.
Friday...
Limited Thunderstorm Risk.
Saturday and Sunday...
Limited Thunderstorm Risk.
Limited Excessive Heat Risk.
Monday...
Limited Thunderstorm Risk.
DISCUSSION:
Additional scattered thunderstorms are expected on Thursday. The
strongest storms will be capable of producing brief torrential
rainfall and strong and gusty winds.
Building wave action will result in a high risk for rip currents
late Thursday morning through Thursday night.
.SPOTTER INFORMATION STATEMENT...
Spotters may be needed this afternoon.
GENERAL STORM MOTION OF THE DAY:
Moving toward the east at 35 to 40 mph.
https://wxn.io/eafn6
