C: Mchenrycountywx | L: Woodstock | PL: McHenry County WX
FLUS43 KLOT 021721
HWOLOT
Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
1221 PM CDT Wed Apr 2 2025
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-
1221 PM CDT Wed Apr 2 2025 /121 PM EDT Wed Apr 2 2025/
This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.
.DAY ONE...This Afternoon and Tonight.
Weather hazards expected...
Significant Thunderstorm Risk...with an associated:
Level 2 of 5 Tornado Risk.
Level 3 of 5 Damaging Wind Risk...up to 75 mph.
Level 2 of 5 Large Hail Risk...up to 1 inch diameter.
Limited Flooding Risk.
Elevated Non Thunderstorm Wind Risk.
DISCUSSION...
Waves of showers and storms will continue this afternoon. Some of
these storms will capable of becoming severe, particularly in
areas along and south of a line from near Streator Illinois to
Gary Indiana. Any storms that become severe this afternoon will
be capable of all severe hazards, including damaging winds, large
hail, and tornadoes.
Repeated rounds of storms over the same areas may also lead
to localized flooding of poor drainage and low lying areas.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.
Friday...
Limited Thunderstorm Risk mainly well south of I-80...with an associated:
Level 1 of 5 Severe Thunderstorm Risk.
Elevated Flooding Risk.
.SPOTTER INFORMATION STATEMENT...
Spotters will likely be needed through early evening.
GENERAL STORM MOTION OF THE DAY:
Moving toward the east and northeast at 60 mph.
https://wxn.io/21ea1
