This alert expired on 13 August 2026 at 02:45 UTC. It is kept here as a record.
It is the 2nd strongest of the 32 detections recorded within 20 km of this point since 16 April 2026. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 12 at 9:19PM 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 1, 2026 · score 34 · 14.3 km
- June 8, 2026 · score 39 · 18.9 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 39 out of 100, at 84 % 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 | 84% |
| Coordinates | 37.2360, -88.9850 |
| Nearest City | Paducah (38 km) |
| Population Exposed | 64.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-13T02:19:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.c0eaca72077f9d615ab9e089db85e20b459d4965.002.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Massac, IL; Pulaski, IL; Ballard, KY; McCracken, KY |
| Headline | Severe Thunderstorm Warning issued August 12 at 9:19PM 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 |
| Iem TypeSummary | D |
| Iem City | 2 ENE Cape Girardeau |
| Iem County | Cape Girardeau |
| Iem State | MO |
| Iem Wfo | PAH |
| Iem Remark | Multiple large trees down and power is out. |
| MergedSources | [{"id":"iem_D_37.320_-89.520_1786585020000","source":"iem","severity":"low","severityValue":25,"timestamp":1786585020000,"latitude":37.32,"longitude":-89.52}] |
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.