This alert expired on 1 September 2026 at 00:30 UTC. It is kept here as a record.
It is the 12th strongest of the 46 detections recorded within 20 km of this point since 9 August 2026. Another comparable one was recorded here earlier the same day.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 31 at 4:58PM MST until August 31 at 5:30PM MST by NWS Phoenix AZ
An estimated 19,208 people live within 50 km of this point.
Nearby, since 9 August 2026
- September 1, 2026 · score 16 · 9.1 km
- August 10, 2026 · score 34 · 9.6 km
- August 9, 2026 · score 22 · 11.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 28 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) | 28 / 100 |
| Our confidence | 81% |
| Coordinates | 33.7317, -114.0817 |
| Nearest City | Blythe (50 km) |
| Population Exposed | 19.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-31T23:58:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.05640776f9e1801ac8bdda0cd584b79e4919eea9.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | La Paz, AZ |
| Headline | Severe Thunderstorm Warning issued August 31 at 4:58PM MST until August 31 at 5:30PM MST by NWS Phoenix AZ |
| Expires | 2026-08-31T17:30:00-07:00 |
| SenderName | NWS Phoenix AZ |
| 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 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.
Calamity.live data shows a weather event with CalamityScore 28/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.