Right now
The most recent data we hold from NOAA arrived 32 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 21 September 2026 at 05:45 UTC. It is kept here as a record.
It is the 32nd strongest of the 40 detections recorded within 20 km of this point since 22 June 2026. Another comparable one was recorded here earlier the same day. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 20 at 11:15PM MDT until September 20 at 11:45PM MDT by NWS Pueblo CO
Nearby, since 22 June 2026
- September 21, 2026 · score 63 · 7.2 km
- July 23, 2026 · score 39 · 9.4 km
- July 28, 2026 · score 39 · 10.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
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 | 0.61/1 |
| Coordinates | 38.5508, -104.1332 |
| Nearest City | Fountain (51 km) |
| Urban exposure index (PEI) | 0 within 50 km |
| Impact Tier | minor |
| Timestamp | 2026-09-21T05:15:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.f3e64dd49fa7c43ec39df0e9eb41ed1f0ae75eb7.001.1 |
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: 2026-09-21T05:15:00.000Z.
First archived: 2026-09-21T05:20:40.531Z. 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 | Pueblo, CO; El Paso, CO; Elbert, CO and 1 more areas |
| Headline | Severe Thunderstorm Warning issued September 20 at 11:15PM MDT until September 20 at 11:45PM MDT by NWS Pueblo CO |
| Expires | 2026-09-20T23:45:00-06:00 |
| SenderName | NWS Pueblo CO |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.f3e64dd49fa7c43ec39df0e9eb41ed1f0ae75eb7.001.1","noaa_urn:oid:2.49.0.1.840.0.664eab5fbcbf148e55544631944f0de047477474.001.1","noaa_urn:oid:2.49.0.1.840.0.75e6242a5a7bb9af1fd4407844971f917a2cbc67.001.1","noaa_urn:oid:2.49.0.1.840.0.f8cf8c2d663ad12968f15ffb0b0f2cf8a16de679.001.1","noaa_urn:oid:2.49.0.1.840.0.8849ab76028934a6758545fe50f97e8a095954b3.001.1"] |
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 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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