Right now
The most recent data we hold from HEAT GOV arrived 54 minutes ago, and this point is in it.
Nothing else has been detected within 20 km in the last 24 hours.
This alert is in force until 12 September 2026, 00:00 UTC.
It is the 6th strongest of the 8 detections recorded within 20 km of this point since 8 March 2026. The last comparable one was on 8 September 2026. 2 more were recorded here in the fortnight before it.
What the source measured
HEAT GOV reported: * WHAT...Heat index values up to 114 expected. * WHERE...Brooks, Coastal Cameron, Coastal Kenedy, Coastal Willacy, Inland Cameron, Inland Kenedy, Inland Willacy, Northern Hidalgo, Southern Hidalgo, and Starr Counties. * WHEN...From noon today to 7 PM CDT this evening. * IMPACTS...Hot temperatu...
An estimated 278,727 people live within 50 km of this point.
Nearby, since 8 March 2026
- September 3, 2026 · score 37 · 11.6 km
- May 27, 2026 · score 48 · 15.0 km
- March 9, 2026 · score 36 · 18.0 km
How we know
One source: HEAT GOV. Not yet confirmed by a second, independent source.
Our own score for this event is 37 out of 100, at 70 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 37 / 100 |
| Our confidence | 70% |
| Coordinates | 26.5528, -97.8747 |
| Nearest City | Edinburg (40 km) |
| Population Exposed | 278.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-11T17:00:00.000Z |
| Source | http://www.weather.gov |
Score Breakdown
Technical Details
| Event | Heat Advisory |
| Urgency | Expected |
| Certainty | Likely |
| Onset | 2026-09-11T12:00:00-05:00 |
| Expires | 2026-09-11T19:00:00-05:00 |
| AreaDesc | Brooks; Inland Kenedy; Starr; Southern Hidalgo; Inland Willacy; Inland Cameron; Coastal Kenedy; Northern Hidalgo; Coastal Willacy; Coastal Cameron |
| SenderName | NWS Brownsville TX |
| ZonesUsedForCentroid | 10 |
| ZoneCount | 10 |
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 8 March 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.
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