Right now
The most recent data we hold from NOAA arrived 5 minutes 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 29 May 2026 at 07:00 UTC. It is kept here as a record.
It is the 3rd strongest of the 28 detections recorded within 20 km of this point since 12 March 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Watch issued May 28 at 9:34PM PDT until May 29 at 12:00AM PDT by NWS Pendleton OR
Nearby, since 12 March 2026
- August 2, 2026 · score 28 · 0.0 km
- August 1, 2026 · score 28 · 0.0 km
- May 29, 2026 · score 22 · 0.0 km
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 59 % 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) | 22 / 100 |
| Our confidence | 59% |
| Coordinates | 47.8000, -120.7000 |
| Nearest City | Wenatchee (51 km) |
| Impact Tier | minor |
| Timestamp | 2026-05-29T04:34:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.9e6a4ffa2a6c448e1224f8ce97e8c5ca6a3b6d1a.002.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Kittitas, WA; Klickitat, WA; Yakima, WA |
| Headline | Severe Thunderstorm Watch issued May 28 at 9:34PM PDT until May 29 at 12:00AM PDT by NWS Pendleton OR |
| Expires | 2026-05-29T00:00:00-07:00 |
| SenderName | NWS Pendleton OR |
| HasExactCoords | false |
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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