This alert expired on 16 June 2026 at 02:45 UTC. It is kept here as a record.
No stronger detection stands among the 17 recorded within 20 km of this point since 9 May 2026 — 12 others scored the same. Another comparable one was recorded here earlier the same day. 10 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 15 at 8:54PM CDT until June 15 at 9:45PM CDT by NWS Brownsville TX
An estimated 1,304,201 people live within 50 km of this point.
Nearby, since 9 May 2026
- June 15, 2026 · score 52 · 6.9 km
- June 16, 2026 · score 52 · 7.4 km
- June 16, 2026 · score 52 · 11.1 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 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) | 52 / 100 |
| Our confidence | 81% |
| Coordinates | 26.1491, -98.0851 |
| Nearest City | Donna (4 km) |
| Population Exposed | 1.3M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-16T01:54:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Hidalgo, TX; Willacy, TX; Hidalgo, TX |
| Headline | Severe Thunderstorm Warning issued June 15 at 8:54PM CDT until June 15 at 9:45PM CDT by NWS Brownsville TX |
| Expires | 2026-06-15T21:45:00-05:00 |
| SenderName | NWS Brownsville TX |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.657457710afb4462556290029069fd4b907ae353.001.1","noaa_urn:oid:2.49.0.1.840.0.543e6ae6cf9916352e532a2e27a810b71dcb4b32.001.1"] |
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 Donna (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.