This alert expired on 10 August 2026 at 06:17 UTC. It is kept here as a record.
No stronger detection stands among the 43 recorded within 20 km of this point since 10 March 2026 — 6 others scored the same. Another comparable one was recorded here earlier the same day. 14 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Warning issued August 10 at 1:07AM CDT until August 10 at 1:15AM CDT by NWS Chicago IL
An estimated 60,862 people live within 50 km of this point.
Nearby, since 10 March 2026
- March 10, 2026 · score 63 · 4.2 km
- June 11, 2026 · score 58 · 13.7 km
- March 11, 2026 · score 45 · 14.3 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 63 out of 100, at 81 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | critical |
| Calamity Score (ours) | 63 / 100 |
| Our confidence | 81% |
| Coordinates | 40.9992, -88.4177 |
| Nearest City | Bourbonnais (47 km) |
| Population Exposed | 60.9K within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-08-10T06:07:00.000Z |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Ford, IL; Kankakee, IL; Livingston, IL; Livingston, IL |
| Headline | Tornado Warning issued August 10 at 1:07AM CDT until August 10 at 1:15AM CDT by NWS Chicago IL |
| Expires | 2026-08-10T01:17:00-05:00 |
| SenderName | NWS Chicago IL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.b3ceea3474ee68abd5b86e54b87b4587ae4c6206.001.1","noaa_urn:oid:2.49.0.1.840.0.356fd837e3ed92708fad737c8f52f107750d7332.001.1"] |
Safety Information
If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.
Series begins 10 February 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Calamity.live data shows a weather event with CalamityScore 63/100, near Bourbonnais (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.