Right now
The most recent data we hold from NOAA arrived 11 minutes ago, and this point is in it.
2 other detections within 20 km in the last 24 hours, the nearest 4 km from here.
This alert expired on 8 September 2026 at 00:30 UTC. It is kept here as a record.
It is the 15th strongest of the 21 detections recorded within 20 km of this point since 1 June 2026. Another comparable one was recorded here earlier the same day.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 7 at 5:56PM MDT until September 7 at 6:30PM MDT by NWS Denver CO
Nearby, since 1 June 2026
- September 8, 2026 · score 16 · 3.8 km
- June 24, 2026 · score 22 · 18.0 km
- June 24, 2026 · score 22 · 18.7 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, at 60 % 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) | 16 / 100 |
| Our confidence | 60% |
| Coordinates | 39.9633, -103.8317 |
| Nearest City | Brighton (84 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-07T23:56:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.e1cb70b741af2757103b0626f9edde00bbc8b8c0.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Adams, CO; Morgan, CO; Washington, CO |
| Headline | Severe Thunderstorm Warning issued September 7 at 5:56PM MDT until September 7 at 6:30PM MDT by NWS Denver CO |
| Expires | 2026-09-07T18:30:00-06:00 |
| SenderName | NWS Denver CO |
| HasExactCoords | true |
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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 16/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.