Right now
The most recent data we hold from NOAA arrived 6 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
6 other detections within 20 km in the last 24 hours, the nearest 2 km from here.
This alert expired on 20 September 2026 at 01:45 UTC. It is kept here as a record.
It is the 30th strongest of the 41 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 19 at 8:20PM CDT until September 19 at 8:45PM CDT by NWS Norman OK
Nearby, since 15 March 2026
- June 1, 2026 · score 22 · 14.3 km
- September 15, 2026 · score 16 · 14.6 km
- June 26, 2026 · score 46 · 22.4 km
How we know
3 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 16 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) | 16 / 100 |
| Legacy data-support index | 0.70/1 |
| Coordinates | 34.8864, -100.0820 |
| Nearest City | Altus (74 km) |
| Urban exposure index (PEI) | 0 within 50 km |
| Impact Tier | minor |
| Timestamp | 2026-09-20T01:20:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.e71728972d14ba161224846ec3eea583629288a0.001.1 |
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: 2026-09-20T01:20:00.000Z.
First archived: 2026-09-20T01:24:30.624Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Beckham, OK; Greer, OK; Harmon, OK; Collingsworth, TX; Wheeler, TX; Childress, TX |
| Headline | Severe Thunderstorm Warning issued September 19 at 8:20PM CDT until September 19 at 8:45PM CDT by NWS Norman OK |
| Expires | 2026-09-19T20:45:00-05:00 |
| SenderName | NWS Norman OK |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.e71728972d14ba161224846ec3eea583629288a0.001.1","noaa_urn:oid:2.49.0.1.840.0.47c1cbd5afd83e9c911339799944d77cc9f1350f.002.1","noaa_urn:oid:2.49.0.1.840.0.bcaa4ed4ecabe4dc76fc10ba994aa76bf8313aaf.001.1"] |
| Spc ReportType | wind |
| Spc Speed | 74 |
| Spc Location | 7 W Lakeview |
| Spc County | Hall |
| Spc State | TX |
| Spc Comments | West Texas Mesonet Report (Lesley 2S). (LUB) |
| Iem TypeSummary | G |
| Iem Magnitude | 74 |
| Iem Unit | MPH |
| Iem City | 7 W Lakeview |
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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