Right now
The most recent data we hold from NOAA arrived 37 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 29 September 2026 at 03:15 UTC. It is kept here as a record.
It is the 3rd strongest of the 5 detections recorded within 20 km of this point since 27 March 2026. The last comparable one was on 23 September 2026. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued September 28 at 7:13PM MDT until September 28 at 9:15PM MDT by NWS El Paso Tx/Santa Teresa NM
Urban PEI: 796,398 within a heuristic 50 km radius; not unique people.
Nearby, since 27 March 2026
- August 1, 2026 · 5.0 km
- June 15, 2026 · 6.0 km
- July 20, 2026 · 16.3 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 41 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) | 41 / 100 |
| Legacy data-support index | 0.81/1 |
| Coordinates | 32.1447, -106.6832 |
| Nearest City | Las Cruces (21 km) |
| Urban exposure index (PEI) | 796.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-29T01:13:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.d3772faf65a29063c2f8ac2fa9b04e6ff1f97c84.001.1 |
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: noaa. Occurrence: 2026-09-29T01:13:00.000Z.
First archived: 2026-09-29T01:15:28.401Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
2 retained revisions changed source fields this page does not show; the index, severity and version stayed the same.
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| MessageId | urn:oid:2.49.0.1.840.0.d3772faf65a29063c2f8ac2fa9b04e6ff1f97c84.001.1 |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Dona Ana, NM; El Paso, TX |
| Headline | Flash Flood Warning issued September 28 at 7:13PM MDT until September 28 at 9:15PM MDT by NWS El Paso Tx/Santa Teresa NM |
| Expires | 2026-09-28T21:15:00-06:00 |
| SenderName | NWS El Paso Tx/Santa Teresa NM |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.d3772faf65a29063c2f8ac2fa9b04e6ff1f97c84.001.1","noaa_urn:oid:2.49.0.1.840.0.de575b4df899197bde7d27014e2653e0f1855456.001.1"] |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
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.
Review the area, threshold and delivery channel in your account.
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