Alert archive / Utah / Winter Storm Watches / 2021
Winter Storm Watches in Utah, December 2021
8 winter storm watches in December 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 winter storm watches reaches back to 2005.
Winter Storm Watches by county
Each county as a circle sized by its count in December 2021. Tap one for its archive.
- Winter Storm Watches
- 8
- Busiest day
- December 7, 20212 winter storm watches
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 |
|---|---|---|---|---|
| Dec 7, 2:40 PM MST | Winter Storm Watch | SLC | Beaver, Box Elder, Cache, Carbon, Davis, Duchesne and 18 more | 25 hr |
| Dec 7, 2:56 PM MST | Winter Storm Watch | GJT | Daggett, Grand, San Juan, Uintah | 21 hr |
| Dec 12, 2:50 PM MST | Winter Storm Watch | SLC | Beaver, Garfield, Iron, Kane, Piute, Washington and 1 more | 25 hr |
| Dec 21, 2:36 PM MST | Winter Storm Watch | SLC | Box Elder, Cache, Carbon, Davis, Duchesne, Emery and 9 more | 13 hr |
| Dec 25, 2:59 AM MST | Winter Storm Watch | GJT | Daggett, Uintah | 12 hr |
| Dec 26, 3:49 PM MST | Winter Storm Watch | SLC | Iron, Kane, Washington | 12 hr |
| Dec 28, 3:19 AM MST | Winter Storm Watch | SLC | Beaver, Box Elder, Cache, Carbon, Davis, Duchesne and 18 more | 12 hr |
| Dec 28, 1:48 PM MST | Winter Storm Watch | GJT | Grand, San Juan | 25 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Iron County4
- Kane County4
- Washington County4
- Beaver County3
- Box Elder County3
- Cache County3
- Carbon County3
- Davis County3
- Duchesne County3
- Emery County3
- Garfield County3
- Juab County3
- Morgan County3
- Piute County3
- Rich County3
- Salt Lake County3
- Sanpete County3
- Summit County3
- Utah County3
- Wasatch County3
- Wayne County3
- Weber County3
- Millard County2
- Sevier County2
- Daggett County2
- Grand County2
- San Juan County2
- Uintah County2
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.