This alert expired on 22 May 2026 at 01:15 UTC. It is kept here as a record.
No stronger detection stands among the 15 recorded within 20 km of this point since 22 May 2026 — 12 others scored the same.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 21 at 7:14PM CDT until May 21 at 8:15PM CDT by NWS Amarillo TX
Nearby, since 22 May 2026
- July 11, 2026 · score 22 · 14.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 59 % 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) | 22 / 100 |
| Our confidence | 59% |
| Coordinates | 36.8075, -102.0451 |
| Nearest City | Liberal (103 km) |
| Impact Tier | minor |
| Timestamp | 2026-05-22T00:14:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.6312066d1177918a516d3ee5c4ddc6a5 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Dallam, TX; Hartley, TX; Sherman, TX; Grant, KS; Morton, KS; Stanton, KS; Stevens, KS |
| Headline | Severe Thunderstorm Warning issued May 21 at 7:14PM CDT until May 21 at 8:15PM CDT by NWS Amarillo TX |
| Expires | 2026-05-21T20:15:00-05:00 |
| SenderName | NWS Amarillo TX |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.6312066d1177918a516d3ee5c4ddc6a5540ddc96.001.1","noaa_urn:oid:2.49.0.1.840.0.5b112fbf86720f9d1d98af365f66fb292cce49b0.001.1"] |
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 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.