C: Mchenrycountywx | L: Woodstock | PL: McHenry County WX
FLUS43 KLOT 112049
HWOLOT
Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
349 PM CDT Fri Jul 11 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-
349 PM CDT Fri Jul 11 2025 /449 PM EDT Fri Jul 11 2025/
This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.
.DAY ONE...Tonight.
Weather hazards expected...
Significant Thunderstorm Risk...with an associated:
Level 3 of 5 Damaging Wind Risk...up to 70 mph.
Level 2 of 5 Tornado Risk.
Level 1 of 5 Large Hail Risk...up to up to golf ball size.
Elevated Flooding Risk.
DISCUSSION...
Thunderstorms are likely this evening. Some of these storms will
be severe with damaging winds the primary threat. There is a risk
for hail and even some brief tornadoes as well. In addition,
thunderstorms will be capable of producing torrential rainfall
rates in excess of 2 inches per hour, which could result in
localized flash flooding.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday.
Saturday...
Limited Flooding Risk.
Elevated Thunderstorm Risk...with an associated:
Level 1 of 5 Severe Thunderstorm Risk.
Tuesday night through Thursday...
Limited Thunderstorm Risk.
DISCUSSION...
Thunderstorms are possible Saturday afternoon and evening,
particularly south and east of I-55. If thunderstorms occur, then
there will be a risk of isolated strong to possibly damaging
winds gusts as well as locally heavy rainfall.
.SPOTTER INFORMATION STATEMENT...
Spotters may be needed later this afternoon and evening.
GENERAL STORM MOTION OF THE DAY:
Moving toward the east or northeast at 25 to 35 mph.
https://wxn.io/05hgt
