Right now
The most recent data we hold from NOAA arrived 15 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 03:00 UTC. It is kept here as a record.
No stronger detection stands among the 21 recorded within 20 km of this point since 13 March 2026 — 12 others scored the same. The last comparable one was on 14 May 2026.
What the source measured
NOAA reported: Severe Thunderstorm Watch issued May 28 at 1:50PM MDT until May 28 at 9:00PM MDT by NWS Boise ID
Nearby, since 13 March 2026
- May 29, 2026 · score 22 · 0.0 km
- May 14, 2026 · score 22 · 0.0 km
- May 13, 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 58 % 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 | 58% |
| Coordinates | 44.2000, -114.4000 |
| Nearest City | Boise (158 km) |
| Impact Tier | minor |
| Timestamp | 2026-05-28T19:50:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.65e9ac379e8b1d8e838c574c318a8b67b4484125.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Ada, ID; Adams, ID; Canyon, ID; Gem, ID; Owyhee, ID; Payette, ID; Washington, ID; Baker, OR; Harney, OR; Malheur, OR |
| Headline | Severe Thunderstorm Watch issued May 28 at 1:50PM MDT until May 28 at 9:00PM MDT by NWS Boise ID |
| Expires | 2026-05-28T21:00:00-06:00 |
| SenderName | NWS Boise ID |
| 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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