Severe Thunderstorm Warning Issued for Grundy, Kendall, and La Salle Counties in Illinois

Alert Details

The National Weather Service in Chicago has issued a Severe Thunderstorm Warning for southern Kendall County, east central La Salle County, and northern Grundy County in Illinois. This alert was issued following radar-indicated storm activity in the region.

Affected Areas

The warning impacts several communities in northeastern and north central Illinois, including:

• Joliet
• Plainfield
• Oswego
• Yorkville
• Morris
• Channahon
• Minooka
• Newark
• Lisbon
• Plattville
• Norway

What You Should Do

For your protection, move to an interior room on the lowest floor of a building. Residents are also advised that a separate Tornado Watch remains in effect for north central and northeastern Illinois until 11:00 PM CDT.

Expected Conditions

At 4:32 PM CDT, a severe thunderstorm was located near Newark, moving northeast at 40 mph. The primary hazards associated with this storm include:

• Hail: Half dollar size hail (up to 1.25 inches) is expected, which will likely cause damage to vehicles.
• Wind: Wind gusts of up to 50 MPH are possible.

Timeline

The Severe Thunderstorm Warning is effective immediately as of 4:32 PM CDT and is scheduled to expire at 5:15 PM CDT on March 10, 2026.