Right now
The most recent data we hold from NOAA arrived 1 minute ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 13 May 2026 at 17:51 UTC. It is kept here as a record.
No stronger detection stands among the 5 recorded within 20 km of this point since 13 May 2026 — 2 others scored the same. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Dust Storm Warning issued May 13 at 10:41AM PDT until May 13 at 10:45AM PDT by NWS Spokane WA
An estimated 380,696 people live within 50 km of this point.
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 86 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 86% |
| Coordinates | 47.4340, -117.3620 |
| Nearest City | Spokane (26 km) |
| Population Exposed | 380.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-13T17:41:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.31596ac61425dd535c08e04b2548e18d1397818b.001.1 |
Score Breakdown
Technical Details
| Event | Dust Storm Warning |
| Urgency | Expected |
| Certainty | Likely |
| AreaDesc | Spokane, WA |
| Headline | Dust Storm Warning issued May 13 at 10:41AM PDT until May 13 at 10:45AM PDT by NWS Spokane WA |
| Expires | 2026-05-13T10:51:00-07:00 |
| SenderName | NWS Spokane WA |
| HasExactCoords | true |
| Iem TypeSummary | 2 |
| Iem City | 1 NNW Spangle |
| Iem County | Spokane |
| Iem State | WA |
| Iem Wfo | OTX |
| Iem Remark | US-195 closed at at MP 80 due to multiple collisions due to a dust storm. |
| MergedSources | [{"id":"iem_2_47.440_-117.390_1778691180000","source":"iem","severity":"low","severityValue":25,"timestamp":1778691180000,"latitude":47.44,"longitude":-117.39}] |
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 8 March 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.
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