Alert archive / Utah / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Utah, 2026
156 severe thunderstorm warnings in 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 2026. Tap one for its archive.
- Severe Thunderstorm Warnings
- 156
- Busiest month
- August57 severe thunderstorm warnings
- Busiest day
- May 13, 202617 severe thunderstorm warnings
Over time
By month
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 |
|---|---|---|---|---|
| Feb 18, 12:26 PM MST | Severe Thunderstorm Warning | GJT | San Juan | 34 min |
| Apr 11, 1:08 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Davis, Weber | 37 min |
| Apr 11, 1:33 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache | 42 min |
| Apr 11, 2:13 PM MDT | Severe Thunderstorm Warning | SLC | Cache, Rich | 47 min |
| Apr 12, 2:25 PM MDT | Severe Thunderstorm Warning | SLC | Cache, Davis, Morgan, Salt Lake, Weber | 35 min |
| May 13, 1:19 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 41 min |
| May 13, 1:44 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Salt Lake | 31 min |
| May 13, 1:54 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 51 min |
| May 13, 2:24 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Davis, Tooele, Weber | 41 min |
| May 13, 2:36 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 39 min |
| May 13, 2:58 PM MDT | Severe Thunderstorm Warning | SLC | Utah, Wasatch | 32 min |
| May 13, 3:01 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Utah | 29 min |
| May 13, 3:04 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache, Davis, Morgan, Tooele, Weber | 41 min |
| May 13, 3:11 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Salt Lake, Tooele, Utah | 19 min |
| May 13, 3:17 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 28 min |
| May 13, 3:28 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Salt Lake, Tooele | 17 min |
| May 13, 3:44 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache, Davis, Morgan, Weber | 26 min |
| May 13, 3:48 PM MDT | Severe Thunderstorm Warning | SLC | Carbon, Duchesne, Emery, Sanpete, Utah, Wasatch | 27 min |
| May 13, 3:57 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Sanpete, Utah | 33 min |
| May 13, 4:05 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne, Morgan, Rich, Summit | 55 min |
| May 13, 4:08 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache, Davis, Morgan, Rich, Weber | 52 min |
| May 13, 4:41 PM MDT | Severe Thunderstorm Warning | SLC | Rich, Summit | 49 min |
| May 17, 2:07 PM MDT | Severe Thunderstorm Warning | GJT | Uintah | 23 min |
| Jun 6, 5:46 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 59 min |
| Jun 6, 6:07 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 38 min |
| Jun 6, 6:44 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 41 min |
| Jun 20, 4:04 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 26 min |
| Jun 20, 4:49 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache, Weber | 26 min |
| Jun 20, 5:06 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache, Rich, Weber | 39 min |
| Jun 24, 3:36 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 39 min |
| Jun 25, 1:15 PM MDT | Severe Thunderstorm Warning | SLC | Garfield | 24 min |
| Jun 25, 2:31 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake | 29 min |
| Jun 25, 2:59 PM MDT | Severe Thunderstorm Warning | SLC | Morgan, Salt Lake, Summit, Wasatch | 46 min |
| Jun 25, 3:40 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Summit, Wasatch | 35 min |
| Jun 27, 11:24 AM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache | 36 min |
| Jun 27, 12:54 PM MDT | Severe Thunderstorm Warning | SLC | Cache | 36 min |
| Jul 12, 7:35 PM MDT | Severe Thunderstorm Warning | SLC | Iron, Washington | 25 min |
| Jul 12, 8:47 PM MDT | Severe Thunderstorm Warning | SLC | Iron, Kane, Washington | 28 min |
| Jul 12, 9:18 PM MDT | Severe Thunderstorm Warning | SLC | Iron, Washington | 27 min |
| Jul 18, 5:53 PM MDT | Severe Thunderstorm Warning | SLC | Kane, Washington | 37 min |
| Jul 20, 5:00 PM MDT | Severe Thunderstorm Warning | SLC | Morgan, Summit | 30 min |
| Jul 21, 12:37 AM MDT | Severe Thunderstorm Warning | SLC | Garfield, Kane, San Juan | 23 min |
| Jul 21, 12:44 AM MDT | Severe Thunderstorm Warning | SLC | Kane, San Juan | 16 min |
| Jul 21, 12:59 AM MDT | Severe Thunderstorm Warning | SLC | Garfield, Kane, San Juan | 31 min |
| Jul 21, 1:29 AM MDT | Severe Thunderstorm Warning | SLC | Garfield, Kane | 31 min |
| Jul 21, 4:44 PM MDT | Severe Thunderstorm Warning | GJT | San Juan | 31 min |
| Jul 21, 5:16 PM MDT | Severe Thunderstorm Warning | GJT | San Juan | 29 min |
| Jul 21, 8:33 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Salt Lake | 27 min |
| Jul 25, 8:38 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 37 min |
| Jul 29, 11:33 AM MDT | Severe Thunderstorm Warning | SLC | Washington | 42 min |
| Jul 29, 12:03 PM MDT | Severe Thunderstorm Warning | SLC | Kane | 27 min |
| Jul 29, 1:00 PM MDT | Severe Thunderstorm Warning | SLC | Kane | 30 min |
| Jul 29, 3:58 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 47 min |
| Jul 29, 4:15 PM MDT | Severe Thunderstorm Warning | SLC | Emery | 60 min |
| Jul 29, 4:44 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 46 min |
| Jul 29, 5:29 PM MDT | Severe Thunderstorm Warning | GJT | Grand | 31 min |
| Jul 29, 5:31 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Davis, Tooele, Weber | 29 min |
| Jul 29, 6:36 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Salt Lake, Tooele, Weber | 24 min |
| Jul 29, 6:43 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Salt Lake, Tooele | 17 min |
| Jul 29, 6:55 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Salt Lake, Summit, Tooele, Weber | 35 min |
| Jul 29, 7:15 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache, Weber | 30 min |
| Jul 29, 7:25 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Salt Lake, Summit, Utah, Wasatch and 1 more | 50 min |
| Jul 30, 4:14 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 46 min |
| Jul 30, 4:50 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 40 min |
| 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 |
| Sep 1, 12:52 PM MDT | Severe Thunderstorm Warning | SLC | Kane, Washington | 38 min |
| Sep 1, 1:26 PM MDT | Severe Thunderstorm Warning | SLC | Kane | 34 min |
| Sep 1, 3:34 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 26 min |
| Sep 1, 4:09 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 36 min |
| Sep 11, 4:52 PM MDT | Severe Thunderstorm Warning | SLC | Garfield, Kane | 31 min |
| Sep 12, 8:00 PM MDT | Severe Thunderstorm Warning | GJT | Grand, Uintah | 30 min |
| Sep 12, 8:26 PM MDT | Severe Thunderstorm Warning | GJT | Grand, Uintah | 19 min |
| Sep 15, 12:29 PM MDT | Severe Thunderstorm Warning | SLC | Kane | 46 min |
| Sep 15, 2:20 PM MDT | Severe Thunderstorm Warning | GJT | San Juan | 25 min |
| Sep 16, 7:12 AM MDT | Severe Thunderstorm Warning | SLC | Garfield, Wayne | 48 min |
| Sep 16, 2:29 PM MDT | Severe Thunderstorm Warning | SLC | Carbon, Emery | 46 min |
| Sep 16, 3:03 PM MDT | Severe Thunderstorm Warning | SLC | Garfield, Kane | 42 min |
| Sep 16, 3:52 PM MDT | Severe Thunderstorm Warning | SLC | Carbon, Emery | 38 min |
| Sep 17, 6:45 PM MDT | Severe Thunderstorm Warning | SLC | Wasatch | 30 min |
| Sep 17, 7:05 PM MDT | Severe Thunderstorm Warning | SLC | Summit, Wasatch | 40 min |
| Sep 17, 7:29 PM MDT | Severe Thunderstorm Warning | SLC | Summit | 46 min |
| Sep 17, 7:40 PM MDT | Severe Thunderstorm Warning | SLC | Sanpete | 35 min |
| Sep 18, 7:35 AM MDT | Severe Thunderstorm Warning | SLC | Carbon, Emery | 40 min |
| Sep 18, 1:29 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Salt Lake, Weber | 31 min |
| Sep 18, 1:55 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Weber | 35 min |
| Sep 18, 1:56 PM MDT | Severe Thunderstorm Warning | SLC | Carbon | 49 min |
| Sep 18, 2:24 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Salt Lake, Weber | 36 min |
| Sep 18, 2:31 PM MDT | Severe Thunderstorm Warning | SLC | Cache, Morgan, Rich, Weber | 29 min |
| Sep 18, 2:58 PM MDT | Severe Thunderstorm Warning | GJT | Grand | 32 min |
| Sep 18, 3:04 PM MDT | Severe Thunderstorm Warning | SLC | Carbon | 26 min |
| Sep 18, 3:24 PM MDT | Severe Thunderstorm Warning | GJT | Uintah | 36 min |
| Sep 18, 3:58 PM MDT | Severe Thunderstorm Warning | GJT | Uintah | 47 min |
| Sep 18, 4:41 PM MDT | Severe Thunderstorm Warning | GJT | Uintah | 34 min |
| Sep 18, 5:15 PM MDT | Severe Thunderstorm Warning | GJT | Uintah | 30 min |
| Sep 22, 2:17 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 28 min |
| Sep 22, 3:25 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 23 min |
| Sep 22, 4:05 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Utah | 25 min |
| Sep 22, 4:11 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Utah | 16 min |
| Sep 22, 5:37 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Salt Lake | 23 min |
| Sep 22, 6:29 PM MDT | Severe Thunderstorm Warning | SLC | Morgan, Weber | 31 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Box Elder County38
- Tooele County37
- Davis County23
- Salt Lake County23
- Weber County21
- Kane County21
- Utah County18
- Cache County16
- Morgan County16
- San Juan County11
- Summit County11
- Millard County11
- Wasatch County10
- Juab County10
- Garfield County9
- Washington County9
- Carbon County8
- Uintah County8
- Rich County7
- Emery County7
- Duchesne County5
- Iron County5
- Grand County5
- Sanpete County4
- Beaver County2
- Sevier County2
- Wayne County2
The busiest days
Days with the most alerts issued, by UTC date.
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.