This alert expired on 1 September 2026 at 00:30 UTC. It is kept here as a record.
It is the 27th strongest of the 43 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 5:16PM MST until August 31 at 5:30PM MST by NWS Phoenix AZ
Nearby, since 9 August 2026
- August 9, 2026 · score 22 · 5.5 km
- August 31, 2026 · score 28 · 7.1 km
- August 10, 2026 · score 34 · 14.0 km
How we know
Confirmed by 4 independent sources, including NOAA.
Our own score for this event is 16 out of 100, at 70 % 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) | 16 / 100 |
| Our confidence | 70% |
| Coordinates | 33.6760, -114.0440 |
| Nearest City | Blythe (52 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-01T00:16:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.6dae123675291ec2e836e333079d9aaa762a6523.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | La Paz, AZ |
| Headline | Severe Thunderstorm Warning issued August 31 at 5:16PM 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 |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.6dae123675291ec2e836e333079d9aaa762a6523.001.1","noaa_urn:oid:2.49.0.1.840.0.7225debd8667e222f28e16a85e6addc8f3daac72.001.1"] |
| Iem TypeSummary | F |
| Iem City | 1 SSW Bouse |
| Iem County | La Paz |
| Iem State | AZ |
| Iem Wfo | PSR |
| Iem Remark | Swift water rescue at Joshua Drive due to water overflowing along Bouse Wash. |
| MergedSources | [{"id":"iem_F_33.850_-114.050_1788213600000","source":"iem","severity":"low","severityValue":25,"timestamp":1788213600000,"latitude":33.85,"longitude":-114.05},{"id":"iem_F_33.910_-113.990_1788216180000","source":"iem","severity":"low","severityValue":25,"timestamp":1788216180000,"latitude":33.91,"longitude":-113.99},{"id":"iem_F_33.910_-114.000_1788214740000","source":"iem","severity":"low","severityValue":25,"timestamp":1788214740000,"latitude":33.91,"longitude":-114}] |
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 16/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.