Alert archive / Utah / Severe Thunderstorm Warnings / 2026
Severe Thunderstorm Warnings in Utah, August 2026
57 severe thunderstorm warnings in August 2026. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in August 2026. Tap one for its archive.
- Severe Thunderstorm Warnings
- 57
- Busiest day
- August 29, 202613 severe thunderstorm warnings
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 2:13 PM MDT | Severe Thunderstorm Warning | SLC | Beaver, Millard | 23 min |
| Aug 13, 2:10 PM MDT | Severe Thunderstorm Warning | SLC | Washington | 35 min |
| Aug 13, 3:20 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 40 min |
| Aug 13, 4:47 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Tooele | 58 min |
| Aug 13, 5:33 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 42 min |
| Aug 13, 6:07 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Tooele, Utah | 53 min |
| Aug 14, 8:43 AM MDT | Severe Thunderstorm Warning | SLC | Washington | 21 min |
| Aug 22, 2:04 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne | 41 min |
| Aug 22, 4:50 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 25 min |
| Aug 22, 5:14 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 27 min |
| Aug 22, 5:45 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 45 min |
| Aug 22, 6:21 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Davis, Tooele, Weber | 24 min |
| Aug 22, 7:29 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache, Weber | 46 min |
| Aug 23, 2:48 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 42 min |
| Aug 23, 6:05 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 55 min |
| Aug 23, 6:44 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache | 46 min |
| Aug 23, 8:28 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache | 32 min |
| Aug 23, 8:51 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Utah | 24 min |
| Aug 23, 9:00 PM MDT | Severe Thunderstorm Warning | SLC | Cache, Rich | 45 min |
| Aug 24, 6:15 PM MDT | Severe Thunderstorm Warning | SLC | Tooele, Utah | 45 min |
| Aug 27, 3:13 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 32 min |
| Aug 27, 3:43 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 32 min |
| Aug 27, 4:16 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Davis, Salt Lake, Tooele, Weber | 44 min |
| Aug 27, 7:58 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 32 min |
| Aug 28, 3:28 PM MDT | Severe Thunderstorm Warning | SLC | Beaver, Garfield, Iron | 32 min |
| Aug 28, 3:51 PM MDT | Severe Thunderstorm Warning | SLC | Carbon, Emery, Juab, Sanpete, Tooele, Utah | 39 min |
| Aug 28, 3:59 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Salt Lake, Tooele, Utah | 31 min |
| Aug 28, 4:30 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne, Summit, Utah, Wasatch | 45 min |
| Aug 28, 5:09 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne, Summit, Utah, Wasatch | 51 min |
| Aug 29, 9:51 AM MDT | Severe Thunderstorm Warning | SLC | Tooele | 24 min |
| Aug 29, 10:10 AM MDT | Severe Thunderstorm Warning | SLC | Tooele | 35 min |
| Aug 29, 10:36 AM MDT | Severe Thunderstorm Warning | SLC | Davis, Salt Lake, Tooele, Utah | 39 min |
| Aug 29, 1:05 PM MDT | Severe Thunderstorm Warning | SLC | Millard | 40 min |
| Aug 29, 2:04 PM MDT | Severe Thunderstorm Warning | GJT | Grand, Uintah | 26 min |
| Aug 29, 2:29 PM MDT | Severe Thunderstorm Warning | SLC | Carbon, Emery | 46 min |
| Aug 29, 3:49 PM MDT | Severe Thunderstorm Warning | SLC | Kane | 41 min |
| Aug 29, 3:49 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Millard | 26 min |
| Aug 29, 4:15 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Millard | 45 min |
| Aug 29, 4:23 PM MDT | Severe Thunderstorm Warning | SLC | Kane, San Juan | 37 min |
| Aug 29, 4:44 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Millard | 46 min |
| Aug 29, 4:56 PM MDT | Severe Thunderstorm Warning | SLC | Kane, San Juan | 34 min |
| Aug 29, 5:23 PM MDT | Severe Thunderstorm Warning | SLC | Kane, San Juan | 37 min |
| Aug 29, 8:38 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Millard | 37 min |
| Aug 29, 9:11 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Millard | 34 min |
| Aug 30, 7:51 AM MDT | Severe Thunderstorm Warning | SLC | Utah, Wasatch | 24 min |
| Aug 30, 12:45 PM MDT | Severe Thunderstorm Warning | SLC | Kane | 45 min |
| Aug 30, 2:00 PM MDT | Severe Thunderstorm Warning | SLC | Millard, Sevier | 30 min |
| Aug 30, 2:01 PM MDT | Severe Thunderstorm Warning | SLC | Millard, Sevier | 29 min |
| Aug 30, 2:33 PM MDT | Severe Thunderstorm Warning | SLC | Kane | 42 min |
| Aug 30, 3:05 PM MDT | Severe Thunderstorm Warning | SLC | Kane, San Juan | 25 min |
| Aug 30, 4:23 PM MDT | Severe Thunderstorm Warning | SLC | Utah | 37 min |
| Aug 30, 4:50 PM MDT | Severe Thunderstorm Warning | SLC | Wayne | 40 min |
| Aug 31, 11:51 AM MDT | Severe Thunderstorm Warning | SLC | Garfield, Iron, Kane | 24 min |
| Aug 31, 12:04 PM MDT | Severe Thunderstorm Warning | SLC | Washington | 41 min |
| Aug 31, 1:45 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Millard | 45 min |
| Aug 31, 2:30 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Millard | 45 min |
| Aug 31, 5:53 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 37 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Tooele County19
- Box Elder County12
- Millard County11
- Utah County10
- Juab County9
- Kane County8
- Salt Lake County5
- Davis County4
- Cache County4
- San Juan County4
- Washington County3
- Duchesne County3
- Weber County3
- Wasatch County3
- Beaver County2
- Garfield County2
- Iron County2
- Carbon County2
- Emery County2
- Summit County2
- Sevier County2
- Rich County1
- Sanpete County1
- Grand County1
- Uintah County1
- Wayne County1
Nearby
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.