This alert expired on 24 June 2026 at 22:15 UTC. It is kept here as a record.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 24 at 3:36PM MDT until June 24 at 4:15PM MDT by NWS Salt Lake City UT
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 62 % 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 | 62% |
| Coordinates | 40.9150, -113.7067 |
| Nearest City | Tooele (126 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-24T21:36:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f548971dac2052d6a3d5fe53faeaca81abbc0f25.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Box Elder, UT; Tooele, UT |
| Headline | Severe Thunderstorm Warning issued June 24 at 3:36PM MDT until June 24 at 4:15PM MDT by NWS Salt Lake City UT |
| Expires | 2026-06-24T16:15:00-06:00 |
| SenderName | NWS Salt Lake City UT |
| HasExactCoords | true |
| Iem TypeSummary | G |
| Iem Magnitude | 66 |
| Iem Unit | MPH |
| Iem City | 2 SSW Wendover |
| Iem County | Tooele |
| Iem State | UT |
| Iem Wfo | SLC |
| Iem Remark | Wendover AWOS (KENV) measured wind gust of 66 mph due to nearby showers and thunderstorms. |
| MergedSources | [{"id":"iem_G_40.720_-114.040_1782336480000","source":"iem","severity":"low","severityValue":25,"timestamp":1782336480000,"latitude":40.72,"longitude":-114.04}] |
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.
Want to know when something happens near Tooele?
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 187 scientific monitoring sources.