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Grundy County IL Emergency Management Agency
Thursday June 11th, 2026 :: 05:56 p.m. CDT

Alert

Tornado Warning until 07:00PM

TORLOT The National Weather Service in Chicago has issued a

* Tornado Warning for... East central La Salle County in north central Illinois... Southern Grundy County in northeastern Illinois...

* Until 700 PM CDT.

* At 555 PM CDT, a confirmed large and extremely dangerous tornado was located over South Streator, moving east at 30 mph. This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW! HAZARD...Damaging tornado. SOURCE...Radar confirmed tornado. IMPACT...You are in a life-threatening situation. Flying debris may be deadly to those caught without shelter. Mobile homes will be destroyed. Considerable damage to homes, businesses, and vehicles is likely and complete destruction is possible.

* Locations impacted include... Mazon, Gardner, Braceville, Coal City and Diamond.

* AFFECTED AREAS: GRUNDY, IL ... LA SALLE, IL

Instructions:

To repeat, a large, extremely dangerous and potentially deadly tornado is on the ground. To protect your life, TAKE COVER NOW! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris.

Address/Location
Grundy County IL Emergency Management Agency
1320 Union St
Morris, IL 60450

Contact
Emergency: 9-1-1
Non-emergencies: 815-941-3212

Submit an anonymous web tip

Alert Details

Severity:
Extreme - Extraordinary threat to life or property
Urgency:
Immediate - Responsive action SHOULD be taken immediately
Certainty:
Observed - Determined to have occurred or to be ongoing
Category:
Meteorological (inc. flood)
Event:
Tornado Warning

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