This alert expired on 23 June 2026 at 19:30 UTC. It is kept here as a record.
It is the 4th strongest of the 73 detections recorded within 20 km of this point since 10 March 2026. Another comparable one was recorded here earlier the same day. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 23 at 1:38PM CDT until June 23 at 2:30PM CDT by NWS Norman OK
An estimated 1,139,605 people live within 50 km of this point.
Nearby, since 10 March 2026
- March 10, 2026 · score 76 · 7.7 km
- March 10, 2026 · score 76 · 7.8 km
- March 11, 2026 · score 76 · 8.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 52 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) | 52 / 100 |
| Our confidence | 79% |
| Coordinates | 35.3660, -97.6406 |
| Nearest City | Mustang (7 km) |
| Population Exposed | 1.1M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-23T18:38:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Canadian, OK; Cleveland, OK; Grady, OK; McClain, OK; Oklahoma, OK |
| Headline | Severe Thunderstorm Warning issued June 23 at 1:38PM CDT until June 23 at 2:30PM CDT by NWS Norman OK |
| Expires | 2026-06-23T14:30:00-05:00 |
| SenderName | NWS Norman OK |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.4d5bfea7a8e3543bd6125b979ad751e0e04e1fc7.001.1","noaa_urn:oid:2.49.0.1.840.0.fe84d23859746b4fc16dcc175955bb81aff10328.001.1"] |
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 52/100, near Mustang (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.