Reported by SPC yesterday.
No stronger detection stands among the 40 recorded within 20 km of this point since 13 May 2026 — 32 others scored the same. Another comparable one was recorded here earlier the same day.
What the source measured
SPC reported: Wind 64 kt near 4 NE Sundance, Wasatch, UT. UDOT mesonet US-189 @ Deer Creek Dam measured a 64 mph thunderstorm wind gust. (SLC)
An estimated 1,573,866 people live within 50 km of this point.
Nearby, since 13 May 2026
- August 29, 2026 · score 52 · 9.8 km
- August 28, 2026 · score 49 · 20.8 km
How we know
One source: SPC. Not yet confirmed by a second, independent source.
Our own score for this event is 52 out of 100, at 61 % 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) | 52 / 100 |
| Our confidence | 61% |
| Coordinates | 40.4100, -111.5300 |
| Nearest City | Orem (18 km) |
| Population Exposed | 1.6M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-29T12:11:12.020Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | 64 |
| Location | 4 NE Sundance |
| County | Wasatch |
| State | UT |
| Comments | UDOT mesonet US-189 @ Deer Creek Dam measured a 64 mph thunderstorm wind gust. (SLC) |
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 52/100, near Orem (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.