This alert expired on 13 June 2026 at 09:30 UTC. It is kept here as a record.
It is the 16th strongest of the 64 detections recorded within 20 km of this point since 17 April 2026. The last comparable one was on 19 May 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 13 at 3:51AM CDT until June 13 at 4:30AM CDT by NWS Wichita KS
An estimated 23,509 people live within 50 km of this point.
Nearby, since 17 April 2026
- July 10, 2026 · score 43 · 13.1 km
- June 27, 2026 · score 43 · 19.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 34 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 | medium |
| Calamity Score (ours) | 34 / 100 |
| Our confidence | 81% |
| Coordinates | 37.3757, -96.8886 |
| Nearest City | Derby (39 km) |
| Population Exposed | 23.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-13T08:51:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.4e160dd38da89842854248b53d73538ae25e7f86.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Cowley, KS |
| Headline | Severe Thunderstorm Warning issued June 13 at 3:51AM CDT until June 13 at 4:30AM CDT by NWS Wichita KS |
| Expires | 2026-06-13T04:30:00-05:00 |
| SenderName | NWS Wichita KS |
| 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 34/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.