This alert expired on 1 August 2026 at 01:45 UTC. It is kept here as a record.
It is the 3rd strongest of the 43 detections recorded within 20 km of this point since 6 May 2026. Another comparable one was recorded here earlier the same day. 16 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued July 31 at 5:55PM MDT until July 31 at 7:45PM MDT by NWS Pueblo CO
An estimated 155,449 people live within 50 km of this point.
Nearby, since 6 May 2026
- August 1, 2026 · score 43 · 0.0 km
- July 25, 2026 · score 43 · 0.0 km
- July 24, 2026 · score 43 · 2.2 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 81 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 38.0926, -105.0016 |
| Nearest City | Pueblo West (38 km) |
| Population Exposed | 155.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-31T23:55:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.6f1c3cdfaa524ab7af047e1344f11939a30d357b.001.1 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Custer, CO; Pueblo, CO |
| Headline | Flash Flood Warning issued July 31 at 5:55PM MDT until July 31 at 7:45PM MDT by NWS Pueblo CO |
| Expires | 2026-07-31T19:45:00-06:00 |
| SenderName | NWS Pueblo CO |
| HasExactCoords | true |
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 10 February 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 43/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.