This alert expired on 7 June 2026 at 00:45 UTC. It is kept here as a record.
No stronger detection stands among the 20 recorded within 20 km of this point since 6 May 2026 — 10 others scored the same. The last comparable one was on 6 May 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 6 at 5:46PM MDT until June 6 at 6:45PM MDT by NWS Salt Lake City UT
Nearby, since 6 May 2026
- June 7, 2026 · score 22 · 13.5 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.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 22 / 100 |
| Our confidence | 59% |
| Coordinates | 40.7700, -113.0467 |
| Nearest City | Tooele (68 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-06T23:46:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f5b71ed4f7bf16d84c91b62a70308e9b98f6a247.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Tooele, UT |
| Headline | Severe Thunderstorm Warning issued June 6 at 5:46PM MDT until June 6 at 6:45PM MDT by NWS Salt Lake City UT |
| Expires | 2026-06-06T18:45:00-06:00 |
| SenderName | NWS Salt Lake City UT |
| 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.