Right now
The most recent data we hold from HEAT GOV arrived 9 minutes ago, and this point is in it.
One other detection within 20 km in the last 24 hours, <1 km from here.
This alert is in force until 15 September 2026, 00:00 UTC.
It is the 22nd strongest of the 33 detections recorded within 20 km of this point since 11 May 2026. The last comparable one was on 13 September 2026. 4 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...Bee, Coastal Aransas, Coastal Calhoun, Coastal Kleberg, Coastal Nueces, Coastal Refugio, Coastal San Patricio, Duval, Goliad, Inland Calhoun, Inland Kleberg, Inland Nueces, Inland Refugio, Inland San Patricio, Jim Wells, Live Oak, McMullen...
Urban PEI: 332,355 within a heuristic 50 km radius; not unique people.
Nearby, since 11 May 2026
- September 13, 2026 · score 37 · 0.0 km
- September 12, 2026 · score 37 · 0.0 km
- May 27, 2026 · score 43 · 4.5 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.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
Computed under scoring rules v5. 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 |
| Legacy data-support index | 0.70/1 |
| Coordinates | 28.1709, -97.4500 |
| Nearest City | Portland (35 km) |
| Urban exposure index (PEI) | 332.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-14T17:00:00.000Z |
| Source | http://www.weather.gov |
Physical priority index · v5. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: heat_gov. Occurrence: 2026-09-14T17:00:00.000Z.
First archived: 2026-09-14T03:38:55.687Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
2026-09-14T13:51:08.309Z · model_change
Index 37 → 37; severity medium → medium; version 4 → 5.
Score Breakdown
Technical Details
| Event | Heat Advisory |
| Urgency | Expected |
| Certainty | Likely |
| Onset | 2026-09-14T12:00:00-05:00 |
| Expires | 2026-09-14T19:00:00-05:00 |
| AreaDesc | McMullen; Live Oak; Bee; Goliad; Victoria; Duval; Jim Wells; Inland Kleberg; Inland Nueces; Inland San Patricio; Coastal Aransas; Inland Refugio; Inland Calhoun; Coastal Kleberg; Coastal Nueces; Coastal San Patricio; Coastal Refugio; Coastal Calhoun |
| SenderName | NWS Corpus Christi TX |
| ZonesUsedForCentroid | 9 |
| ZoneCount | 18 |
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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