This alert expired on 13 August 2026 at 02:02 UTC. It is kept here as a record.
No stronger detection stands among the 7 recorded within 20 km of this point since 11 August 2026 — 6 others scored the same. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Dust Storm Warning issued August 12 at 6:52PM PDT until August 12 at 7:00PM PDT by NWS Phoenix AZ
An estimated 242,596 people live within 50 km of this point.
Nearby, since 11 August 2026
- August 11, 2026 · score 43 · 6.1 km
How we know
Confirmed by 4 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 89 % 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 | 89% |
| Coordinates | 33.6068, -115.9539 |
| Nearest City | Coachella (22 km) |
| Population Exposed | 242.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-13T01:52:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Dust Storm Warning_noaa_urn:oid:2.49.0.1.840.0.2f3a23866967da601062a83913579248 |
Score Breakdown
Technical Details
| Event | Dust Storm Warning |
| Urgency | Expected |
| Certainty | Likely |
| AreaDesc | Imperial, CA; Riverside, CA; Riverside, CA; San Diego, CA |
| Headline | Dust Storm Warning issued August 12 at 6:52PM PDT until August 12 at 7:00PM PDT by NWS Phoenix AZ |
| Expires | 2026-08-12T19:02:00-07:00 |
| SenderName | NWS Phoenix AZ |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.2f3a23866967da601062a8391357924890e6c6f5.001.1","noaa_urn:oid:2.49.0.1.840.0.85d53c7a2cc5dad627fc438e10eda596b8ed6a20.001.1"] |
| Iem TypeSummary | 2 |
| Iem City | 5 SSW Imperial Hot Mine |
| Iem County | Imperial |
| Iem State | CA |
| Iem Wfo | PSR |
| Iem Remark | Webcam showed a large wall of dust moving north. Visibility fell to less than 1/4 mile. |
| MergedSources | [{"id":"iem_2_33.320_-115.960_1786581900000","source":"iem","severity":"low","severityValue":25,"timestamp":1786581900000,"latitude":33.32,"longitude":-115.96},{"id":"iem_2_33.200_-115.620_1786580100000","source":"iem","severity":"low","severityValue":25,"timestamp":1786580100000,"latitude":33.2,"longitude":-115.62},{"id":"iem_2_33.350_-115.730_1786581600000","source":"iem","severity":"low","severityValue":25,"timestamp":1786581600000,"latitude":33.35,"longitude":-115.73}] |
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 43/100, near Coachella (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.