Alert archive / Utah / Red Flag Warnings
Red Flag Warnings in Utah, 2021
52 red flag warnings in 2021. 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 red flag warnings reaches back to 2005.
Red Flag Warnings by county
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Red Flag Warnings
- 52
- Busiest month
- June20 red flag warnings
- Busiest day
- June 6, 20213 red flag 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 |
|---|---|---|---|---|
| Apr 3, 2:47 PM MDT | Red Flag Warning | SLC | Beaver, Carbon, Duchesne, Emery, Garfield, Iron and 3 more | 3 days |
| Apr 4, 1:07 PM MDT | Red Flag Warning | GJT | Daggett, Grand, Uintah | 32 hr |
| Apr 5, 2:20 PM MDT | Red Flag Warning | GJT | Grand | 28 hr |
| Apr 7, 2:20 PM MDT | Red Flag Warning | GJT | Daggett, Grand, Uintah | 31 hr |
| Apr 7, 2:38 PM MDT | Red Flag Warning | SLC | Carbon, Duchesne, Emery, Garfield, Wasatch, Wayne | 4 days |
| Apr 9, 2:08 PM MDT | Red Flag Warning | GJT | Daggett, Grand, Uintah | 31 hr |
| Apr 12, 2:51 PM MDT | Red Flag Warning | SLC | Beaver, Carbon, Emery, Garfield, Iron, Kane and 3 more | 54 hr |
| Apr 13, 2:27 PM MDT | Red Flag Warning | GJT | Grand, San Juan | 31 hr |
| Apr 17, 2:49 PM MDT | Red Flag Warning | SLC | Beaver, Carbon, Duchesne, Emery, Garfield, Iron and 8 more | 54 hr |
| Apr 18, 3:44 AM MDT | Red Flag Warning | GJT | Daggett, Grand, San Juan, Uintah | 41 hr |
| Apr 20, 3:12 AM MDT | Red Flag Warning | GJT | Grand, San Juan | 43 hr |
| Apr 20, 3:43 AM MDT | Red Flag Warning | SLC | Beaver, Garfield, Iron, Kane, San Juan, Washington and 1 more | 41 hr |
| Apr 22, 2:40 PM MDT | Red Flag Warning | SLC | Beaver, Carbon, Duchesne, Emery, Garfield, Iron and 4 more | 4 days |
| Apr 23, 2:44 AM MDT | Red Flag Warning | GJT | Grand, San Juan, Uintah | 41 hr |
| Apr 23, 2:35 PM MDT | Red Flag Warning | GJT | Daggett, Grand, San Juan, Uintah | 57 hr |
| Apr 25, 9:06 AM MDT | Red Flag Warning | GJT | Daggett, Grand, San Juan, Uintah | 35 hr |
| May 6, 2:51 PM MDT | Red Flag Warning | SLC | Garfield, Kane, San Juan, Washington, Wayne | 4 days |
| May 13, 3:35 AM MDT | Red Flag Warning | SLC | Beaver, Garfield, Iron, Kane, San Juan, Washington and 1 more | 4 days |
| May 17, 12:12 PM MDT | Red Flag Warning | SLC | Beaver, Carbon, Emery, Garfield, Iron, Juab and 9 more | 6 days |
| May 19, 2:39 PM MDT | Red Flag Warning | GJT | Daggett, Grand, San Juan, Uintah | 32 hr |
| May 20, 3:21 AM MDT | Red Flag Warning | GJT | Grand, San Juan | 34 hr |
| May 21, 9:04 PM MDT | Red Flag Warning | GJT | Grand, San Juan | 17 hr |
| May 23, 2:29 PM MDT | Red Flag Warning | SLC | Washington | 56 hr |
| May 23, 2:29 PM MDT | Red Flag Warning | SLC | Garfield, Kane, San Juan, Washington, Wayne | 3 days |
| May 25, 2:52 AM MDT | Red Flag Warning | GJT | Grand | 41 hr |
| Jun 3, 1:51 PM MDT | Red Flag Warning | SLC | Beaver, Box Elder, Carbon, Davis, Duchesne, Emery and 13 more | 7 days |
| Jun 4, 2:33 AM MDT | Red Flag Warning | SLC | Carbon, Duchesne, Emery, Juab, Millard, Sanpete | 7 days |
| Jun 6, 2:45 AM MDT | Red Flag Warning | GJT | Grand, San Juan | 17 hr |
| Jun 6, 2:29 PM MDT | Red Flag Warning | SLC | Beaver, Cache, Carbon, Duchesne, Emery, Garfield and 12 more | 4 days |
| Jun 6, 2:33 PM MDT | Red Flag Warning | GJT | Daggett, Grand, San Juan, Uintah | 29 hr |
| Jun 7, 3:17 AM MDT | Red Flag Warning | GJT | Daggett, Grand, San Juan, Uintah | 42 hr |
| Jun 8, 10:22 AM MDT | Red Flag Warning | GJT | Daggett, Grand, Uintah | 34 hr |
| Jun 8, 10:22 AM MDT | Red Flag Warning | GJT | Daggett, Grand, San Juan, Uintah | 62 hr |
| Jun 11, 11:56 AM MDT | Red Flag Warning | SLC | Beaver, Box Elder, Cache, Carbon, Davis, Duchesne and 20 more | 9 days |
| Jun 14, 11:53 AM MDT | Red Flag Warning | SLC | Box Elder, Carbon, Davis, Duchesne, Emery, Salt Lake and 3 more | 6 days |
| Jun 17, 12:53 PM MDT | Red Flag Warning | SLC | Beaver, Duchesne, Garfield, Iron, Juab, Kane and 7 more | 5 days |
| Jun 17, 2:41 PM MDT | Red Flag Warning | GJT | Daggett, Grand, San Juan, Uintah | 30 hr |
| Jun 18, 2:34 PM MDT | Red Flag Warning | GJT | Daggett, Grand, San Juan, Uintah | 30 hr |
| Jun 18, 2:34 PM MDT | Red Flag Warning | GJT | Daggett, Grand, Uintah | 57 hr |
| Jun 19, 3:14 PM MDT | Red Flag Warning | SLC | Beaver, Iron, Washington | 3 days |
| Jun 20, 2:17 PM MDT | Red Flag Warning | GJT | Daggett, Grand, San Juan, Uintah | 55 hr |
| Jun 20, 2:25 PM MDT | Red Flag Warning | SLC | Beaver, Cache, Carbon, Duchesne, Emery, Garfield and 13 more | 55 hr |
| Jun 22, 2:41 PM MDT | Red Flag Warning | GJT | Grand, San Juan | 30 hr |
| Jun 22, 3:01 PM MDT | Red Flag Warning | SLC | Beaver, Box Elder, Cache, Carbon, Davis, Duchesne and 20 more | 33 hr |
| Jun 24, 12:16 AM MDT | Red Flag Warning | SLC | Beaver, Box Elder, Davis, Iron, Juab, Millard and 5 more | 21 hr |
| Jul 7, 2:39 AM MDT | Red Flag Warning | GJT | Daggett, Uintah | 41 hr |
| Jul 7, 3:43 AM MDT | Red Flag Warning | SLC | Beaver, Cache, Carbon, Duchesne, Emery, Garfield and 12 more | 4 days |
| Jul 8, 3:06 AM MDT | Red Flag Warning | GJT | Daggett, Grand, Uintah | 41 hr |
| Jul 9, 1:44 PM MDT | Red Flag Warning | GJT | Grand, San Juan | 30 hr |
| Aug 5, 1:43 PM MDT | Red Flag Warning | GJT | Grand | 30 hr |
| Aug 16, 11:45 AM MDT | Red Flag Warning | SLC | Box Elder, Cache, Davis, Juab, Millard, Morgan and 8 more | 33 hr |
| Sep 15, 1:24 PM MDT | Red Flag Warning | GJT | Grand | 30 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- San Juan County30
- Grand County28
- Uintah County18
- Garfield County17
- Wayne County17
- Daggett County17
- Beaver County16
- Washington County16
- Carbon County14
- Emery County14
- Duchesne County13
- Iron County13
- Kane County12
- Millard County12
- Sanpete County12
- Wasatch County10
- Utah County10
- Juab County9
- Salt Lake County9
- Piute County8
- Sevier County8
- Box Elder County6
- Davis County6
- Tooele County6
- Cache County6
- Morgan County6
- Rich County6
- Summit County6
- Weber County6
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.