Severe weather in United States
This alert expired on 18 May 2026 at 05:45 UTC. It is kept here as a record.
Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Dust Storm Warning issued May 17 at 9:50PM PDT until May 17 at 10:45PM PDT by NWS Las Vegas NV
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 60 % 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) | 22 / 100 |
| Our confidence | 60% |
| Coordinates | 34.8825, -116.2500 |
| Nearest City | Barstow (70 km) |
| Impact Tier | minor |
| Timestamp | 2026-05-18T04:50:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f40522d4d00915ea3a4d5f58176324b511598a0b.001.1 |
Score Breakdown
Technical Details
| Event | Dust Storm Warning |
| Urgency | Expected |
| Certainty | Likely |
| AreaDesc | San Bernardino, CA |
| Headline | Dust Storm Warning issued May 17 at 9:50PM PDT until May 17 at 10:45PM PDT by NWS Las Vegas NV |
| Expires | 2026-05-17T22:45:00-07:00 |
| SenderName | NWS Las Vegas NV |
| 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 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.