FLUS43 KLOT 150921
HWOLOT
Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
421 AM CDT Wed Jun 15 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-
421 AM CDT Wed Jun 15 2022 /521 AM EDT Wed Jun 15 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 Tornado risk.
Limited hail risk...up to quarter size.
Limited damaging wind risk...up to 65 mph.
Elevated Excessive Heat Risk.
Limited Non Thunderstorm Wind Risk.
DISCUSSION...
Temperatures are expected to reach the mid to upper 90s again
today, though with slightly lower humidity levels. Peak heat
indices of 100 to 105 are expected this afternoon.
Thunderstorms are expected to develop ahead of a cold front
across northern Illinois this evening. Some of these storms could
be severe, especially north and west of the Interstate 55 corridor
through midnight. Thunderstorm coverage will likely decrease
farther east into northwest Indiana and east central Illinois
later tonight, with the threat of severe weather also diminishing
with southeastward extent.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.
Thursday...
Limited Thunderstorm Risk late Thursday night.
Monday...
Limited Excessive Heat Risk.
Tuesday...
Limited Thunderstorm Risk.
Elevated Excessive Heat Risk.
.SPOTTER INFORMATION STATEMENT...
Spotters may be needed this evening across northern Illinois.
GENERAL STORM MOTION OF THE DAY:
Moving toward the northeast at 50 mph.
https://wxn.io/a3n09
