Alert archive / Utah / Winter Weather Advisories

Winter Weather Advisories in Utah, 2021

42 winter weather advisories 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 winter weather advisories reaches back to 2005.

Winter Weather Advisories by county

Each county as a circle sized by its count in 2021. Tap one for its archive.

Winter Weather Advisories: 42
Busiest month: December12 winter weather advisories
Busiest day: March 12, 20213 winter weather advisories

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
Jan 4, 2:46 AM MST	Winter Weather Advisory	SLC		33 hr
Jan 18, 1:40 PM MST	Winter Weather Advisory	GJT	Grand, San Juan	27 hr
Jan 21, 2:00 PM MST	Winter Weather Advisory	GJT	Daggett, Grand, San Juan, Uintah	4 days
Jan 21, 3:12 PM MST	Winter Weather Advisory	SLC		53 hr
Jan 24, 1:06 PM MST	Winter Weather Advisory	SLC		46 hr
Jan 25, 3:35 AM MST	Winter Weather Advisory	GJT	Grand, San Juan	37 hr
Jan 28, 3:00 PM MST	Winter Weather Advisory	SLC		42 hr
Feb 2, 3:11 PM MST	Winter Weather Advisory	SLC		30 hr
Feb 4, 2:22 PM MST	Winter Weather Advisory	SLC		36 hr
Feb 10, 2:39 PM MST	Winter Weather Advisory	SLC		48 hr
Feb 12, 2:36 PM MST	Winter Weather Advisory	SLC		43 hr
Feb 14, 2:13 PM MST	Winter Weather Advisory	GJT	Grand, San Juan	51 hr
Feb 14, 3:26 PM MST	Winter Weather Advisory	SLC		3 days
Feb 25, 3:44 AM MST	Winter Weather Advisory	SLC		65 hr
Mar 12, 3:47 AM MST	Winter Weather Advisory	GJT	Grand, San Juan, Uintah	3 days
Mar 12, 5:47 AM MST	Winter Weather Advisory	SLC		11 hr
Mar 12, 4:19 PM MST	Winter Weather Advisory	SLC		37 hr
Mar 15, 1:08 PM MDT	Winter Weather Advisory	SLC		20 hr
Mar 19, 3:01 PM MDT	Winter Weather Advisory	SLC		39 hr
Mar 24, 9:35 PM MDT	Winter Weather Advisory	GJT	Grand, San Juan	40 hr
Apr 13, 8:52 PM MDT	Winter Weather Advisory	SLC	Duchesne, Juab, Salt Lake, Summit, Utah, Wasatch	26 hr
Apr 25, 11:26 AM MDT	Winter Weather Advisory	SLC	Beaver, Box Elder, Cache, Davis, Duchesne, Garfield and 13 more	46 hr
Oct 7, 3:09 PM MDT	Winter Weather Advisory	SLC	Duchesne, Summit, Wasatch	51 hr
Oct 7, 3:13 PM MDT	Winter Weather Advisory	GJT	Daggett, Uintah	57 hr
Oct 11, 3:46 AM MDT	Winter Weather Advisory	GJT	Daggett, Grand, San Juan, Uintah	50 hr
Oct 11, 3:10 PM MDT	Winter Weather Advisory	SLC	Box Elder, Cache, Davis, Emery, Garfield, Juab and 13 more	33 hr
Oct 18, 3:08 AM MDT	Winter Weather Advisory	SLC	Box Elder, Cache, Carbon, Davis, Duchesne, Emery and 9 more	33 hr
Oct 18, 3:13 AM MDT	Winter Weather Advisory	GJT	Daggett, Uintah	42 hr
Oct 25, 3:02 AM MDT	Winter Weather Advisory	GJT	Daggett, Uintah	45 hr
Oct 25, 4:06 AM MDT	Winter Weather Advisory	SLC	Beaver, Box Elder, Cache, Carbon, Davis, Duchesne and 18 more	32 hr
Dec 8, 3:35 PM MST	Winter Weather Advisory	SLC	Beaver, Box Elder, Cache, Davis, Garfield, Iron and 14 more	48 hr
Dec 13, 3:55 PM MST	Winter Weather Advisory	SLC	Beaver, Box Elder, Cache, Davis, Emery, Garfield and 17 more	43 hr
Dec 15, 2:44 PM MST	Winter Weather Advisory	SLC	Box Elder, Cache, Carbon, Davis, Duchesne, Emery and 9 more	41 hr
Dec 22, 3:34 AM MST	Winter Weather Advisory	GJT	Grand, San Juan, Uintah	3 days
Dec 22, 2:18 PM MST	Winter Weather Advisory	SLC	Beaver, Carbon, Duchesne, Emery, Garfield, Iron and 13 more	66 hr
Dec 25, 2:13 AM MST	Winter Weather Advisory	SLC	Beaver, Box Elder, Cache, Carbon, Duchesne, Emery and 12 more	34 hr
Dec 25, 2:59 PM MST	Winter Weather Advisory	GJT	Grand, San Juan	4 days
Dec 26, 12:12 PM MST	Winter Weather Advisory	SLC	Morgan, Rich, Summit, Wasatch, Weber	2 hr
Dec 26, 3:49 PM MST	Winter Weather Advisory	SLC	Beaver, Box Elder, Cache, Carbon, Davis, Duchesne and 19 more	52 hr
Dec 27, 4:02 AM MST	Winter Weather Advisory	GJT	Grand, San Juan	52 hr
Dec 28, 3:42 PM MST	Winter Weather Advisory	SLC	Beaver, Box Elder, Cache, Carbon, Davis, Duchesne and 19 more	4 days
Dec 29, 2:53 PM MST	Winter Weather Advisory	GJT	Daggett, Grand, Uintah	62 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record The radar archive 2020 2022

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.