Tornado Warning Issued for East Central La Salle County, IL
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NWS Chicago has issued a Tornado Warning for east central La Salle County until midnight CDT due to radar-indicated rotation in a severe thunderstorm.
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- Record type
- Tornado Warning
- Affected area
- La Salle County, Illinois
- Issued
- August 10, 2026
- Issuing authority
- NWS Chicago IL
Tornado warnings are short-window notices for the named area. The issuing office is the authority on whether the warning remains active or has been replaced.
Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
Tornado Warning issued by NWS Chicago IL. Effective from 11:36 PM CDT August 9, 2026 until 12:00 AM CDT August 10, 2026. Severity: Extreme. Urgency: Immediate. Certainty: Observed. Tornado detection: RADAR INDICATED. Max hail size: Up to 0.75 inches.
Affected Areas
East central La Salle County in north central Illinois, including the following locations: Ransom. The storm was located near Streator at issuance, moving east at 20 mph and expected to remain over mainly rural areas.
What You Should Do
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.
Expected Conditions
Severe thunderstorm capable of producing a tornado. Hazard: Tornado. Source: Radar indicated rotation. Impact: Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely.
Timeline
Alert effective August 9 at 11:36 PM CDT. Expires and ends August 10 at 12:00 AM CDT.
Original source: NOAA Official Notice ↗
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