This alert expired on 21 May 2026 at 20:15 UTC. It is kept here as a record.
No stronger detection stands among the 17 recorded within 20 km of this point since 15 March 2026 — 12 others scored the same. 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 May 21 at 2:11PM CDT until May 21 at 3:15PM CDT by NWS Midland/Odessa TX
An estimated 161,386 people live within 50 km of this point.
Nearby, since 15 March 2026
- March 15, 2026 · score 43 · 15.2 km
- May 24, 2026 · score 43 · 20.0 km
- May 21, 2026 · score 43 · 21.1 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 82 % 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) | 43 / 100 |
| Our confidence | 82% |
| Coordinates | 31.9732, -101.6493 |
| Nearest City | Big Spring (35 km) |
| Population Exposed | 161.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-21T19:11:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Glasscock, TX; Glasscock, TX; Howard, TX; Martin, TX; Midland, TX |
| Headline | Severe Thunderstorm Warning issued May 21 at 2:11PM CDT until May 21 at 3:15PM CDT by NWS Midland/Odessa TX |
| Expires | 2026-05-21T15:15:00-05:00 |
| SenderName | NWS Midland/Odessa TX |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.101964f8de96c4f23bb2025d5d82af45d01bfdae.001.1","noaa_urn:oid:2.49.0.1.840.0.8c12ab87fcb1ede5c52ca0e0652f5bff517ee2d9.001.1"] |
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 43/100, near Big Spring (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.