Headline:
Severe Thunderstorm Warning issued August 11 at 9:48AM CDT until August 11 at 11:00AM CDT by NWS Chicago IL
Event:
Severe Thunderstorm Warning
Urgency:
Immediate
Effective:
August 11, 2026 - 7:48am
Expires:
August 11, 2026 - 9:00am
Description:
SVRLOT
The National Weather Service in Chicago has issued a
* Severe Thunderstorm Warning for...
Kendall County in northeastern Illinois...
Northern Livingston County in central Illinois...
La Salle County in north central Illinois...
Grundy County in northeastern Illinois...
* Until 1100 AM CDT.
* At 948 AM CDT, severe thunderstorms were located along a line
extending from near Mendota to near Henry, moving east at 55 mph.
HAZARD...70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to
mobile homes, roofs, and outbuildings.
* Severe thunderstorms will be near...
Peru, La Salle, Oglesby, North Utica, and Tonica around 955 AM
CDT.
Ottawa, Wenona, and Naplate around 1000 AM CDT.
Streator and Grand Ridge around 1005 AM CDT.
Instruction:
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.
For your protection move to an interior room on the lowest floor of a
building.
Area Description:
Grundy, IL; Kendall, IL; La Salle, IL; Livingston, IL
Forcast Office:
NWS Chicago IL
Sender:
w-nws.webmaster@noaa.gov