Weather alerts in Wyoming, December 2021

134 weather alerts in December 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

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

Alerts: 134
Warnings: 51
Watches: 30
Advisories: 30
Busiest day: December 26, 202124 alerts

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
Nov 30, 11:08 PM MST	High Wind Warning	RIW	Park	13 hr
Dec 2, 12:46 PM MST	High Wind Watch	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	62 hr
Dec 3, 9:11 AM MST	High Wind Warning	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 4 more	54 hr
Dec 3, 10:26 AM MST	High Wind Watch	RIW	Big Horn, Johnson, Park, Washakie	22 hr
Dec 3, 12:51 PM MST	High Wind Warning	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	52 hr
Dec 4, 2:00 AM MST	High Wind Watch	UNR	Campbell, Crook, Weston	12 hr
Dec 4, 8:09 AM MST	High Wind Watch	RIW	Sweetwater	11 hr
Dec 4, 1:55 PM MST	Winter Weather Advisory	BYZ	Sheridan	22 hr
Dec 4, 2:04 PM MST	High Wind Warning	UNR	Campbell, Crook, Weston	27 hr
Dec 4, 3:48 PM MST	Special Weather Statement	BYZ	Sheridan	6 hr
Dec 5, 1:57 PM MST	High Wind Watch	CYS	Albany, Carbon, Laramie, Platte	12 hr
Dec 5, 1:57 PM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	41 hr
Dec 6, 2:12 AM MST	Winter Weather Advisory	CYS	Albany, Carbon	33 hr
Dec 7, 6:45 AM MST	High Wind Watch	CYS	Albany, Laramie, Platte	2 hr
Dec 7, 6:45 AM MST	High Wind Warning	CYS	Albany, Carbon, Converse, Laramie, Platte	46 hr
Dec 7, 1:38 PM MST	Winter Storm Watch	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	25 hr
Dec 7, 2:40 PM MST	Winter Storm Watch	SLC	Uinta	25 hr
Dec 8, 2:20 AM MST	Winter Weather Advisory	RIW	Fremont, Johnson, Lincoln, Natrona, Sweetwater	57 hr
Dec 8, 6:29 AM MST	High Wind Warning	RIW	Natrona	11 hr
Dec 8, 10:37 AM MST	Winter Storm Warning	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	52 hr
Dec 8, 2:15 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Laramie, Platte	49 hr
Dec 8, 3:35 PM MST	Winter Weather Advisory	SLC	Uinta	48 hr
Dec 8, 11:54 PM MST	Special Weather Statement	BYZ	Sheridan	111 min
Dec 9, 2:10 AM MST	Winter Storm Warning	UNR	Weston	39 hr
Dec 9, 2:10 AM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	36 hr
Dec 9, 2:02 PM MST	High Wind Watch	CYS	Albany, Carbon, Converse, Laramie, Platte	25 hr
Dec 9, 8:49 PM MST	Mesoscale Discussion	SPC	Goshen	5 hr
Dec 10, 2:16 AM MST	Special Weather Statement	BYZ	Sheridan	104 min
Dec 10, 4:35 AM MST	Special Weather Statement	BYZ	Sheridan	85 min
Dec 10, 2:28 PM MST	High Wind Warning	RIW	Fremont, Hot Springs, Natrona, Park, Sublette, Sweetwater	51 hr
Dec 10, 2:48 PM MST	Blizzard Warning	CYS	Albany, Carbon, Laramie, Platte	36 hr
Dec 10, 2:55 PM MST	High Wind Warning	CYS	Albany, Carbon, Converse, Laramie, Platte	50 hr
Dec 11, 2:29 AM MST	Winter Weather Advisory	UNR	Campbell, Weston	37 hr
Dec 11, 8:21 AM MST	High Wind Watch	RIW	Fremont, Park	5 hr
Dec 11, 1:15 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Park, Sublette, Teton	30 hr
Dec 12, 1:52 PM MST	High Wind Watch	CYS	Albany, Carbon, Converse, Laramie, Platte	38 hr
Dec 12, 5:13 PM MST	High Wind Warning	CYS	Albany, Laramie, Platte	3 hr
Dec 12, 7:13 PM MST	High Wind Watch	RIW	Fremont, Johnson, Natrona, Sublette, Sweetwater, Washakie	25 hr
Dec 13, 2:26 AM MST	High Wind Warning	CYS	Albany, Carbon, Converse	39 hr
Dec 13, 2:28 AM MST	High Wind Warning	RIW	Fremont, Johnson, Natrona, Sublette, Sweetwater, Washakie	42 hr
Dec 13, 12:35 PM MST	High Wind Warning	UNR	Campbell, Crook, Weston	25 hr
Dec 13, 1:50 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Park, Sublette, Teton	48 hr
Dec 13, 2:37 PM MST	Winter Weather Advisory	BYZ	Sheridan	50 hr
Dec 13, 2:57 PM MST	High Wind Watch	CYS	Albany, Carbon, Goshen, Laramie, Platte	13 hr
Dec 13, 3:20 PM MST	High Wind Warning	SLC	Uinta	27 hr
Dec 13, 3:55 PM MST	Winter Weather Advisory	SLC	Uinta	43 hr
Dec 14, 2:33 AM MST	High Wind Warning	UNR	Weston	42 hr
Dec 14, 4:08 AM MST	High Wind Warning	CYS	Albany, Carbon, Goshen, Laramie, Niobrara, Platte	49 hr
Dec 14, 1:45 PM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	30 hr
Dec 14, 2:09 PM MST	Winter Weather Advisory	CYS	Albany, Carbon	37 hr
Dec 15, 7:38 AM MST	Snow Squall Warning	CYS	Albany, Carbon	52 min
Dec 15, 3:44 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Park, Sublette, Teton	43 hr
Dec 16, 3:23 AM MST	Winter Weather Advisory	CYS	Albany, Carbon	29 hr
Dec 16, 5:15 PM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	18 hr
Dec 17, 3:24 AM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	68 hr
Dec 18, 3:13 AM MST	High Wind Watch	CYS	Converse, Platte	23 hr
Dec 18, 2:41 PM MST	Winter Weather Advisory	BYZ	Sheridan	44 hr
Dec 19, 2:30 PM MST	High Wind Watch	RIW	Park	5 hr
Dec 19, 7:55 PM MST	High Wind Warning	RIW	Park	35 hr
Dec 19, 9:17 PM MST	High Wind Watch	CYS	Albany, Carbon, Laramie, Platte	7 hr
Dec 20, 3:55 AM MST	High Wind Watch	CYS	Converse, Laramie	10 hr
Dec 20, 3:55 AM MST	High Wind Warning	CYS	Albany, Carbon, Converse, Laramie, Platte	4 days
Dec 20, 10:52 PM MST	Special Weather Statement	BYZ	Sheridan	113 min
Dec 21, 3:02 AM MST	Winter Storm Watch	RIW	Fremont, Lincoln, Park, Sublette, Teton	35 hr
Dec 21, 8:42 PM MST	High Wind Warning	CYS	Laramie	8 hr
Dec 22, 2:36 AM MST	Winter Storm Watch	CYS	Albany, Carbon	11 hr
Dec 22, 3:12 AM MST	Winter Storm Watch	SLC	Uinta	11 hr
Dec 22, 3:12 AM MST	Winter Storm Warning	SLC	Uinta	3 days
Dec 22, 3:17 AM MST	High Wind Watch	RIW	Fremont, Johnson, Natrona, Sublette, Sweetwater	22 hr
Dec 22, 3:43 AM MST	High Wind Watch	CYS	Albany, Carbon, Converse, Laramie, Platte	26 hr
Dec 22, 1:01 PM MST	High Wind Warning	CYS	Albany, Laramie, Platte	37 hr
Dec 22, 1:23 PM MST	High Wind Watch	UNR	Campbell	20 hr
Dec 22, 1:55 PM MST	Winter Storm Watch	CYS	Albany, Carbon	16 hr
Dec 22, 1:55 PM MST	Winter Storm Warning	CYS	Albany, Carbon	69 hr
Dec 22, 1:56 PM MST	Winter Storm Warning	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Sweetwater and 1 more	57 hr
Dec 22, 1:56 PM MST	Winter Weather Advisory	RIW	Sweetwater	12 hr
Dec 22, 2:18 PM MST	Winter Weather Advisory	SLC	Uinta	66 hr
Dec 23, 1:16 AM MST	High Wind Warning	RIW	Fremont, Johnson, Natrona, Sublette, Sweetwater	19 hr
Dec 23, 1:44 AM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Sublette, Sweetwater	25 hr
Dec 23, 2:23 AM MST	High Wind Warning	UNR	Campbell	26 hr
Dec 24, 2:14 AM MST	Winter Weather Advisory	RIW	Lincoln, Teton	21 hr
Dec 24, 1:04 PM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	17 hr
Dec 25, 2:13 AM MST	Winter Weather Advisory	SLC	Uinta	34 hr
Dec 25, 2:42 AM MST	Winter Weather Advisory	CYS	Albany, Laramie	8 hr
Dec 25, 2:58 AM MST	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	38 hr
Dec 25, 3:54 AM MST	Winter Storm Watch	CYS	Albany, Carbon	9 hr
Dec 25, 3:55 AM MST	High Wind Watch	CYS	Albany, Carbon, Laramie, Platte	9 hr
Dec 25, 8:46 AM MST	Special Weather Statement	BYZ	Sheridan	59 min
Dec 25, 12:50 PM MST	Winter Storm Warning	CYS	Albany, Carbon	67 hr
Dec 25, 1:04 PM MST	High Wind Watch	CYS	Goshen, Laramie, Niobrara	15 hr
Dec 25, 1:04 PM MST	High Wind Warning	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	39 hr
Dec 25, 1:52 PM MST	High Wind Warning	RIW	Fremont, Johnson, Natrona, Park, Sweetwater	29 hr
Dec 26, 4:59 AM MST	Special Weather Statement	BYZ	Sheridan	3 hr
Dec 26, 7:43 AM MST	Special Weather Statement	RIW	Teton	62 min
Dec 26, 7:55 AM MST	Special Weather Statement	SLC	Uinta	65 min
Dec 26, 8:00 AM MST	Special Weather Statement	BYZ	Sheridan	90 min
Dec 26, 8:06 AM MST	Mesoscale Discussion	SPC	Uinta	2 hr
Dec 26, 8:17 AM MST	Snow Squall Warning	SLC	Uinta	58 min
Dec 26, 8:35 AM MST	Special Weather Statement	RIW	Lincoln, Park, Sublette	55 min
Dec 26, 9:31 AM MST	Snow Squall Warning	RIW	Sweetwater	44 min
Dec 26, 9:37 AM MST	Special Weather Statement	RIW	Fremont, Hot Springs	53 min
Dec 26, 10:12 AM MST	Snow Squall Warning	RIW	Sweetwater	48 min
Dec 26, 10:28 AM MST	Special Weather Statement	RIW	Big Horn, Fremont, Hot Springs	62 min
Dec 26, 11:00 AM MST	Snow Squall Warning	RIW	Sweetwater	45 min
Dec 26, 11:00 AM MST	Mesoscale Discussion	SPC	Carbon, Fremont, Sweetwater	3 hr
Dec 26, 11:26 AM MST	Special Weather Statement	RIW	Fremont, Natrona	64 min
Dec 26, 11:38 AM MST	Snow Squall Warning	RIW	Sweetwater	52 min
Dec 26, 11:55 AM MST	Snow Squall Warning	CYS	Carbon	50 min
Dec 26, 12:12 PM MST	Winter Weather Advisory	SLC	Uinta	2 hr
Dec 26, 12:54 PM MST	Snow Squall Warning	CYS	Albany, Carbon	51 min
Dec 26, 1:40 PM MST	Snow Squall Warning	CYS	Albany, Laramie	50 min
Dec 26, 1:51 PM MST	Special Weather Statement	RIW	Lincoln	54 min
Dec 26, 2:29 PM MST	Snow Squall Warning	CYS	Albany, Laramie	46 min
Dec 26, 2:45 PM MST	Special Weather Statement	RIW	Lincoln, Sublette, Teton	60 min
Dec 26, 3:44 PM MST	Special Weather Statement	RIW	Sublette	46 min
Dec 26, 3:49 PM MST	Winter Weather Advisory	SLC	Uinta	52 hr
Dec 26, 7:55 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Sublette, Teton	24 hr
Dec 27, 5:02 PM MST	Snow Squall Warning	SLC	Uinta	43 min
Dec 27, 5:13 PM MST	Mesoscale Discussion	SPC	Uinta	2 hr
Dec 27, 5:24 PM MST	Snow Squall Warning	SLC	Uinta	66 min
Dec 27, 5:52 PM MST	Special Weather Statement	RIW	Hot Springs	38 min
Dec 27, 8:51 PM MST	Snow Squall Warning	RIW	Sweetwater	54 min
Dec 27, 10:18 PM MST	High Wind Warning	CYS	Albany, Carbon	19 hr
Dec 28, 1:25 PM MST	High Wind Watch	CYS	Albany, Carbon, Converse, Laramie, Platte	25 hr
Dec 28, 1:30 PM MST	Winter Storm Watch	CYS	Albany, Carbon	13 hr
Dec 28, 3:42 PM MST	Winter Weather Advisory	SLC	Uinta	4 days
Dec 29, 1:46 AM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Park, Sublette, Teton	50 hr
Dec 29, 1:49 AM MST	High Wind Watch	RIW	Natrona	12 hr
Dec 29, 2:17 AM MST	Winter Storm Warning	CYS	Albany, Carbon	72 hr
Dec 29, 2:25 AM MST	High Wind Warning	CYS	Albany, Carbon, Converse, Goshen, Laramie, Platte	45 hr
Dec 29, 2:00 PM MST	High Wind Warning	RIW	Fremont, Natrona, Sublette, Sweetwater	29 hr
Dec 30, 12:30 PM MST	Winter Weather Advisory	BYZ	Sheridan	27 hr
Dec 30, 2:10 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Laramie, Platte	36 hr
Dec 31, 1:50 AM MST	Special Weather Statement	CYS	Albany	85 min

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

Product	Alerts
Severe storms
Mesoscale Discussion	4
Special Weather Statement	19
Winter
Blizzard Warning	1
Snow Squall Warning	13
Winter Storm Warning	7
Winter Storm Watch	8
Winter Weather Advisory	30
Wind and dust
High Wind Warning	30
High Wind Watch	22

By county

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

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.