Calamity
mediumSevere weatherCalamity Score: 37

Severe Weather in United States

McLeanUnited StatesSPC

Reported by SPC 75 days ago.

It is the 3rd strongest of the 27 detections recorded within 20 km of this point since 10 March 2026. Another comparable one was recorded here earlier the same day. 12 more were recorded here in the fortnight before it.

What the source measured

SPC reported: Wind UNK kt near Chenoa, McLean, IL. Semi rollover reported near the city of Chenoa. (ILX)

An estimated 132,665 people live within 50 km of this point.

Nearby, since 10 March 2026

How we know

One source: SPC. Not yet confirmed by a second, independent source.

Our own score for this event is 37 out of 100, at 70 % confidence.

The score is ours, computed from intensity, exposed population and local history — not the source’s.

Event Data

TypeSevere weather
Severitymedium
Calamity Score (ours)37 / 100
Our confidence70%
Coordinates40.7400, -88.7200
Nearest CityNormal (34 km)
Population Exposed132.7K within 50 km
Impact Tiersignificant
Timestamp2026-06-18T12:07:22.703Z
Sourcehttps://www.spc.noaa.gov/climo/reports/today.html

Score Breakdown

35
intensity
70
population
0
cascading
18
historical

Technical Details

ReportTypewind
SpeedUNK
LocationChenoa
CountyMcLean
StateIL
CommentsSemi rollover reported near the city of Chenoa. (ILX)

Safety Information

Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.

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.

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Calamity.live data shows a weather event with CalamityScore 37/100 (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.