Alert archive / Wyoming / Winter Weather Advisories

Winter Weather Advisories in Wyoming, 2017

143 winter weather advisories in 2017. 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 2017. Tap one for its archive.

Winter Weather Advisories: 143
Busiest month: December26 winter weather advisories
Busiest day: December 24, 20175 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 1, 1:37 PM MST	Winter Weather Advisory	UNR	Crook, Weston	28 hr
Jan 1, 3:04 PM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 3 more	22 hr
Jan 1, 3:27 PM MST	Winter Weather Advisory	SLC	Uinta	42 hr
Jan 2, 2:35 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Laramie	18 hr
Jan 3, 12:49 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Natrona, Sublette, Sweetwater, Teton	40 hr
Jan 3, 2:20 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Platte	39 hr
Jan 3, 2:31 PM MST	Winter Weather Advisory	BYZ		24 hr
Jan 7, 4:38 PM MST	Winter Weather Advisory	SLC	Uinta	26 hr
Jan 9, 2:33 AM MST	Winter Weather Advisory	SLC	Uinta	19 hr
Jan 10, 3:48 AM MST	Winter Weather Advisory	BYZ		35 hr
Jan 10, 10:35 AM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Johnson, Natrona, Park, Sweetwater	35 hr
Jan 10, 3:01 PM MST	Winter Weather Advisory	CYS	Albany, Carbon	26 hr
Jan 12, 12:44 PM MST	Winter Weather Advisory	CYS	Albany, Carbon	24 hr
Jan 15, 7:45 PM MST	Winter Weather Advisory	CYS	Carbon	14 hr
Jan 22, 2:01 AM MST	Winter Weather Advisory	SLC	Uinta	44 hr
Jan 22, 1:24 PM MST	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Natrona, Park, Sublette and 2 more	59 hr
Jan 22, 2:02 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Platte	52 hr
Jan 23, 3:10 AM MST	Winter Weather Advisory	BYZ		35 hr
Jan 23, 1:38 PM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	39 hr
Jan 28, 2:44 AM MST	Winter Weather Advisory	UNR		14 hr
Jan 30, 3:50 AM MST	Winter Weather Advisory	BYZ		54 hr
Jan 30, 3:16 PM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 3 more	3 days
Jan 31, 11:49 AM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	23 hr
Jan 31, 3:13 PM MST	Winter Weather Advisory	CYS	Converse, Niobrara	20 hr
Feb 1, 1:33 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Sublette, Teton	32 hr
Feb 1, 2:21 PM MST	Winter Weather Advisory	CYS	Niobrara	34 hr
Feb 1, 2:54 PM MST	Winter Weather Advisory	UNR	Crook, Weston	31 hr
Feb 3, 11:41 AM MST	Winter Weather Advisory	RIW	Fremont, Sublette	38 hr
Feb 3, 12:54 PM MST	Winter Weather Advisory	CYS	Albany, Carbon	34 hr
Feb 5, 2:08 PM MST	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Sweetwater and 1 more	58 hr
Feb 6, 2:41 PM MST	Winter Weather Advisory	SLC	Uinta	21 hr
Feb 7, 4:13 AM MST	Winter Weather Advisory	BYZ		24 hr
Feb 7, 1:48 PM MST	Winter Weather Advisory	UNR	Crook, Weston	15 hr
Feb 8, 3:23 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Sublette, Sweetwater, Teton	47 hr
Feb 9, 4:21 PM MST	Winter Weather Advisory	SLC	Uinta	44 hr
Feb 18, 1:55 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Park, Sublette, Teton	24 hr
Feb 20, 3:22 PM MST	Winter Weather Advisory	SLC	Uinta	4 days
Feb 22, 1:44 PM MST	Winter Weather Advisory	BYZ		44 hr
Feb 22, 2:34 PM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	37 hr
Feb 22, 2:49 PM MST	Winter Weather Advisory	RIW	Hot Springs, Johnson, Natrona, Park, Washakie	44 hr
Feb 24, 12:55 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Laramie, Platte	49 hr
Feb 26, 1:13 PM MST	Winter Weather Advisory	CYS	Albany, Carbon	38 hr
Feb 26, 2:10 PM MST	Winter Weather Advisory	SLC	Uinta	42 hr
Feb 27, 2:07 AM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Sublette, Sweetwater, Teton	12 hr
Mar 1, 8:43 PM MST	Winter Weather Advisory	BYZ		9 hr
Mar 4, 2:44 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Sublette, Sweetwater, Teton	38 hr
Mar 4, 4:11 PM MST	Winter Weather Advisory	SLC	Uinta	48 hr
Mar 5, 2:42 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse	38 hr
Mar 5, 3:15 AM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	36 hr
Mar 6, 10:12 AM MST	Winter Weather Advisory	RIW	Natrona	4 hr
Mar 6, 11:23 PM MST	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	4 days
Mar 9, 2:29 PM MST	Winter Weather Advisory	UNR	Crook, Weston	30 hr
Mar 20, 2:20 PM MDT	Winter Weather Advisory	UNR	Crook, Weston	16 hr
Mar 22, 12:45 AM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Johnson, Natrona, Sublette, Sweetwater and 1 more	45 hr
Mar 22, 3:12 AM MDT	Winter Weather Advisory	BYZ		40 hr
Mar 23, 12:40 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Laramie	16 hr
Mar 25, 2:00 AM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Johnson, Natrona, Washakie	28 hr
Mar 25, 2:53 AM MDT	Winter Weather Advisory	BYZ		24 hr
Mar 27, 2:10 AM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Johnson, Natrona, Sweetwater, Washakie	36 hr
Mar 27, 2:31 AM MDT	Winter Weather Advisory	BYZ		37 hr
Mar 27, 3:03 AM MDT	Winter Weather Advisory	SLC	Uinta	25 hr
Mar 27, 7:09 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Laramie, Platte	29 hr
Mar 29, 3:31 PM MDT	Winter Weather Advisory	SLC	Uinta	62 hr
Mar 30, 12:38 PM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 1 more	33 hr
Mar 31, 3:45 AM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Laramie, Niobrara, Platte	31 hr
Apr 2, 12:13 PM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 1 more	18 hr
Apr 2, 1:50 PM MDT	Winter Weather Advisory	UNR	Crook, Weston	22 hr
Apr 2, 2:18 PM MDT	Winter Weather Advisory	BYZ		22 hr
Apr 4, 2:36 AM MDT	Winter Weather Advisory	CYS	Albany, Carbon	15 hr
Apr 4, 2:48 AM MDT	Winter Weather Advisory	RIW	Fremont, Natrona, Sweetwater	11 hr
Apr 7, 1:48 PM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more	58 hr
Apr 7, 2:28 PM MDT	Winter Weather Advisory	SLC	Uinta	43 hr
Apr 8, 3:07 PM MDT	Winter Weather Advisory	BYZ		42 hr
Apr 9, 3:31 AM MDT	Winter Weather Advisory	UNR	Campbell, Crook, Weston	29 hr
Apr 9, 2:21 PM MDT	Winter Weather Advisory	CYS	Converse, Niobrara	19 hr
Apr 18, 2:10 PM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Johnson, Natrona, Washakie	23 hr
Apr 19, 11:07 PM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Natrona, Park, Sublette	49 hr
Apr 20, 2:55 AM MDT	Winter Weather Advisory	BYZ		48 hr
Apr 20, 3:47 AM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Laramie	34 hr
Apr 21, 1:40 PM MDT	Winter Weather Advisory	CYS	Albany, Laramie	13 hr
Apr 23, 10:01 PM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 4 more	43 hr
Apr 24, 4:15 AM MDT	Winter Weather Advisory	BYZ		34 hr
Apr 24, 2:16 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon	28 hr
Apr 24, 2:46 PM MDT	Winter Weather Advisory	UNR	Campbell, Crook, Weston	24 hr
Apr 25, 9:25 PM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more	3 days
Apr 26, 3:52 AM MDT	Winter Weather Advisory	CYS	Albany, Carbon	25 hr
Apr 27, 3:45 AM MDT	Winter Weather Advisory	UNR	Campbell, Weston	35 hr
Apr 27, 4:25 AM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	50 hr
May 16, 10:05 PM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Johnson, Lincoln, Natrona, Park and 3 more	56 hr
May 17, 3:25 PM MDT	Winter Weather Advisory	CYS	Carbon, Converse, Goshen, Laramie	45 hr
May 18, 2:45 PM MDT	Winter Weather Advisory	UNR	Campbell	17 hr
May 25, 8:34 PM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 4 more	28 hr
Jun 12, 3:26 PM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	27 hr
Sep 14, 3:35 PM MDT	Winter Weather Advisory	RIW	Fremont, Lincoln, Park, Sublette, Teton	43 hr
Sep 18, 2:12 PM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	31 hr
Sep 20, 12:52 AM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	20 hr
Sep 21, 5:12 AM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	43 hr
Sep 23, 2:17 PM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Johnson, Natrona, Sublette, Washakie	34 hr
Sep 23, 2:30 PM MDT	Winter Weather Advisory	BYZ		16 hr
Sep 24, 3:01 AM MDT	Winter Weather Advisory	CYS	Albany, Carbon	21 hr
Oct 1, 2:33 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Laramie	30 hr
Oct 2, 12:00 PM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Park	9 hr
Oct 8, 2:51 AM MDT	Winter Weather Advisory	RIW	Natrona, Park	21 hr
Oct 8, 3:11 AM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	33 hr
Oct 21, 2:01 PM MDT	Winter Weather Advisory	RIW	Fremont, Lincoln, Park, Sublette, Teton	26 hr
Oct 31, 2:22 PM MDT	Winter Weather Advisory	BYZ		37 hr
Nov 1, 3:08 AM MDT	Winter Weather Advisory	UNR	Campbell, Crook, Weston	30 hr
Nov 1, 3:38 AM MDT	Winter Weather Advisory	CYS	Converse, Niobrara	29 hr
Nov 1, 3:45 AM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 4 more	34 hr
Nov 3, 1:59 AM MDT	Winter Weather Advisory	RIW	Fremont, Natrona	4 hr
Nov 3, 3:36 AM MDT	Winter Weather Advisory	BYZ		36 hr
Nov 3, 7:20 PM MDT	Winter Weather Advisory	RIW	Lincoln, Park, Sublette, Teton	35 hr
Nov 5, 12:48 PM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Lincoln, Park, Sublette and 1 more	28 hr
Nov 6, 3:09 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Goshen, Laramie, Platte	29 hr
Nov 15, 1:13 PM MST	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	52 hr
Nov 17, 3:00 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Laramie	20 hr
Nov 21, 2:05 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Laramie	7 hr
Dec 2, 1:39 PM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more	45 hr
Dec 2, 2:02 PM MST	Winter Weather Advisory	BYZ		44 hr
Dec 2, 2:59 PM MST	Winter Weather Advisory	SLC	Uinta	44 hr
Dec 3, 2:47 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Niobrara	32 hr
Dec 3, 3:10 AM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	38 hr
Dec 5, 1:05 PM MST	Winter Weather Advisory	UNR	Crook, Weston	30 hr
Dec 13, 2:08 PM MST	Winter Weather Advisory	UNR	Crook, Weston	22 hr
Dec 15, 12:55 PM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more	37 hr
Dec 15, 1:09 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Platte	38 hr
Dec 15, 1:42 PM MST	Winter Weather Advisory	UNR	Campbell	34 hr
Dec 15, 2:28 PM MST	Winter Weather Advisory	BYZ		32 hr
Dec 19, 1:53 PM MST	Winter Weather Advisory	SLC	Uinta	50 hr
Dec 19, 8:10 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Natrona, Park, Sublette, Sweetwater and 1 more	40 hr
Dec 20, 2:37 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	35 hr
Dec 21, 3:08 PM MST	Winter Weather Advisory	BYZ		39 hr
Dec 21, 3:32 PM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 4 more	51 hr
Dec 22, 12:47 PM MST	Winter Weather Advisory	SLC	Uinta	26 hr
Dec 22, 2:14 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	32 hr
Dec 24, 12:26 AM MST	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	46 hr
Dec 24, 2:20 AM MST	Winter Weather Advisory	CYS	Albany, Carbon	11 hr
Dec 24, 3:36 AM MST	Winter Weather Advisory	SLC	Uinta	30 hr
Dec 24, 8:14 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Laramie	5 hr
Dec 24, 1:14 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	37 hr
Dec 28, 4:29 AM MST	Winter Weather Advisory	BYZ		59 hr
Dec 28, 12:17 PM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Johnson, Lincoln, Natrona, Sublette and 2 more	48 hr
Dec 28, 2:37 PM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	50 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 2016 2018

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. Warning verification from the Mesonet's Cow. Rebuilt daily.