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Grundy County IL Emergency Management Agency
Thursday April 2nd, 2026 :: 07:44 p.m. CDT

Alert

Severe Thunderstorm Warning until 08:45PM

SVRLOT The National Weather Service in Chicago has issued a

* Severe Thunderstorm Warning for... Southeastern Kendall County in northeastern Illinois... Northwestern Livingston County in central Illinois... Central La Salle County in north central Illinois... Grundy County in northeastern Illinois...

* Until 845 PM CDT.

* At 743 PM CDT, severe thunderstorms were located along a line extending from near Marseilles to near Streator to near Washburn, moving northeast at 45 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.

* Locations impacted include... Ottawa, Streator, Morris, Channahon, Minooka, Peru, La Salle, Braidwood, Coal City, Marseilles, Oglesby, Diamond, Seneca, Gardner, North Utica, Wenona, Mazon, South Streator, Braceville, Tonica, Grand Ridge, Naplate, Godley, Lostant, and Ransom.

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

Instructions:

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. A Tornado Watch remains in effect until 1100 PM CDT for north central and northeastern Illinois.

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:
Severe - Significant 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:
Severe Thunderstorm Warning

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