This alert expired on 13 August 2026 at 02:45 UTC. It is kept here as a record.
No stronger detection stands among the 33 recorded within 20 km of this point since 16 April 2026 — 8 others scored the same. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 12 at 9:04PM CDT until August 12 at 9:45PM CDT by NWS Paducah KY
An estimated 64,326 people live within 50 km of this point.
Nearby, since 16 April 2026
- August 13, 2026 · score 39 · 6.6 km
- June 8, 2026 · score 39 · 12.6 km
- June 27, 2026 · score 39 · 17.1 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 39 out of 100, at 79 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 39 / 100 |
| Our confidence | 79% |
| Coordinates | 37.2230, -89.0580 |
| Nearest City | Cape Girardeau (42 km) |
| Population Exposed | 64.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-13T02:04:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.569ef1dc1130efab380ac82f614e27d74bccfb6a.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Alexander, IL; Johnson, IL; Massac, IL; Pulaski, IL; Ballard, KY; McCracken, KY |
| Headline | Severe Thunderstorm Warning issued August 12 at 9:04PM CDT until August 12 at 9:45PM CDT by NWS Paducah KY |
| Expires | 2026-08-12T21:45:00-05:00 |
| SenderName | NWS Paducah KY |
| HasExactCoords | true |
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.
Calamity.live data shows a weather event with CalamityScore 39/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.