Hazardous Weather Outlook for McHenry Co., IL

FLUS43 KLOT 210900
HWOLOT

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
400 AM CDT Tue Jun 21 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-
400 AM CDT Tue Jun 21 2022 /500 AM EDT Tue Jun 21 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...

Limited Thunderstorm Risk...with an associated:
Limited hail risk...up to penny size.
Limited damaging wind risk...up to 60 mph.
Elevated Excessive Heat Risk.

DISCUSSION...

Hot temperatures and moderately high humidity will create heat
indices in the upper 90s and lower 100s this afternoon with the
highest values expected across northwest Illinois. These
conditions can lead to heat related illness if outdoors for long
periods of time.


A cold front will bring chances for thunderstorms this evening a
few of which could be strong to severe especially for areas
northwest of a Peru to Aurora to Waukegan line. The primary
threats with any severe storms would be gusty winds and possibly
some hail.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Wednesday...
Limited Thunderstorm Risk.
Friday...
Limited Thunderstorm Risk.
Saturday...
Limited Thunderstorm Risk.
Limited Excessive Heat Risk.


.SPOTTER INFORMATION STATEMENT...

Spotters may be needed this evening.

GENERAL STORM MOTION OF THE DAY:

Moving toward the southeast at 30 mph.


https://wxn.io/1fqmv