Alert archive / Wyoming / Winter Weather Advisories

Winter Weather Advisories in Wyoming, 2011

139 winter weather advisories in 2011. 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 2011. Tap one for its archive.

Winter Weather Advisories: 139
Busiest month: February26 winter weather advisories
Busiest day: February 6, 20117 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 7, 1:26 PM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	58 hr
Jan 7, 3:19 PM MST	Winter Weather Advisory	BYZ		47 hr
Jan 8, 2:56 AM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 3 more	38 hr
Jan 8, 2:59 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	32 hr
Jan 16, 2:41 AM MST	Winter Weather Advisory	RIW	Lincoln, Park, Sublette, Teton	31 hr
Jan 16, 2:44 PM MST	Winter Weather Advisory	UNR	Crook, Weston	20 hr
Jan 18, 4:09 AM MST	Winter Weather Advisory	BYZ		32 hr
Jan 18, 2:02 PM MST	Winter Weather Advisory	UNR	Campbell, Weston	21 hr
Jan 18, 2:28 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Sublette, Teton	24 hr
Jan 18, 3:52 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Niobrara, Platte	23 hr
Jan 20, 3:06 AM MST	Winter Weather Advisory	BYZ		28 hr
Jan 21, 2:23 PM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Johnson, Lincoln, Natrona, Park and 3 more	27 hr
Jan 21, 2:23 PM MST	Winter Weather Advisory	UNR	Campbell, Crook	28 hr
Jan 21, 3:39 PM MST	Winter Weather Advisory	BYZ		25 hr
Jan 28, 3:17 PM MST	Winter Weather Advisory	BYZ		60 hr
Jan 29, 2:03 PM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	48 hr
Jan 30, 2:38 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	23 hr
Jan 30, 3:10 PM MST	Winter Weather Advisory	RIW	Big Horn, Hot Springs, Johnson, Natrona, Park	23 hr
Jan 31, 3:51 PM MST	Winter Weather Advisory	SLC	Uinta	23 hr
Feb 4, 1:57 PM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 4 more	28 hr
Feb 4, 2:12 PM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	48 hr
Feb 4, 2:40 PM MST	Winter Weather Advisory	CYS	Albany, Carbon	18 hr
Feb 4, 2:51 PM MST	Winter Weather Advisory	BYZ		24 hr
Feb 5, 11:24 AM MST	Winter Weather Advisory	CYS	Albany, Carbon	11 hr
Feb 5, 7:58 PM MST	Winter Weather Advisory	RIW	Fremont, Natrona, Sweetwater	10 hr
Feb 5, 9:22 PM MST	Winter Weather Advisory	BYZ		14 hr
Feb 6, 3:06 AM MST	Winter Weather Advisory	SLC	Uinta	49 hr
Feb 6, 3:10 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Platte	17 hr
Feb 6, 2:39 PM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	30 hr
Feb 6, 3:08 PM MST	Winter Weather Advisory	BYZ		33 hr
Feb 6, 3:28 PM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Johnson, Lincoln, Natrona, Park and 4 more	50 hr
Feb 7, 4:45 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	33 hr
Feb 10, 12:27 PM MST	Winter Weather Advisory	RIW	Sublette, Sweetwater	9 hr
Feb 13, 5:12 AM MST	Winter Weather Advisory	BYZ		10 hr
Feb 16, 2:19 AM MST	Winter Weather Advisory	CYS	Albany, Carbon	37 hr
Feb 16, 3:24 PM MST	Winter Weather Advisory	SLC	Uinta	12 hr
Feb 18, 3:54 PM MST	Winter Weather Advisory	SLC	Uinta	60 hr
Feb 19, 3:01 AM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more	33 hr
Feb 19, 3:47 AM MST	Winter Weather Advisory	BYZ		38 hr
Feb 19, 2:31 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	26 hr
Feb 23, 2:26 PM MST	Winter Weather Advisory	UNR	Crook, Weston	38 hr
Feb 24, 3:28 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	51 hr
Feb 24, 3:49 PM MST	Winter Weather Advisory	SLC	Uinta	68 hr
Feb 25, 2:43 AM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Natrona, Sublette, Sweetwater	36 hr
Feb 25, 4:01 AM MST	Winter Weather Advisory	UNR	Campbell, Weston	24 hr
Mar 2, 2:55 AM MST	Winter Weather Advisory	SLC	Uinta	53 hr
Mar 2, 2:34 PM MST	Winter Weather Advisory	RIW	Lincoln	12 hr
Mar 3, 2:14 PM MST	Winter Weather Advisory	CYS	Albany, Converse, Niobrara, Platte	21 hr
Mar 3, 2:36 PM MST	Winter Weather Advisory	RIW	Natrona	17 hr
Mar 5, 3:08 PM MST	Winter Weather Advisory	BYZ		32 hr
Mar 6, 2:32 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	27 hr
Mar 6, 2:40 AM MST	Winter Weather Advisory	UNR	Campbell, Weston	32 hr
Mar 6, 2:58 AM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Sublette, Teton	5 hr
Mar 6, 7:53 AM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more	18 hr
Mar 6, 3:33 PM MST	Winter Weather Advisory	SLC	Uinta	41 hr
Mar 7, 1:50 PM MST	Winter Weather Advisory	CYS	Albany, Carbon	28 hr
Mar 10, 2:49 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Park, Sublette, Teton	12 hr
Mar 15, 2:45 AM MDT	Winter Weather Advisory	SLC	Uinta	68 hr
Mar 15, 2:17 PM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	32 hr
Mar 17, 3:39 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Laramie	11 hr
Mar 21, 1:48 PM MDT	Winter Weather Advisory	RIW	Fremont, Lincoln, Sublette, Teton	28 hr
Mar 25, 3:18 AM MDT	Winter Weather Advisory	UNR	Campbell, Crook, Weston	39 hr
Mar 25, 2:07 PM MDT	Winter Weather Advisory	RIW	Johnson, Natrona, Washakie	12 hr
Mar 27, 12:51 PM MDT	Winter Weather Advisory	BYZ		24 hr
Mar 28, 2:35 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon	18 hr
Mar 30, 3:38 AM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Park, Teton	23 hr
Apr 2, 4:55 AM MDT	Winter Weather Advisory	SLC	Uinta	34 hr
Apr 3, 4:36 AM MDT	Winter Weather Advisory	RIW	Natrona, Sweetwater	13 hr
Apr 3, 4:41 AM MDT	Winter Weather Advisory	CYS	Albany, Carbon	8 hr
Apr 5, 4:45 AM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	16 hr
Apr 6, 2:37 PM MDT	Winter Weather Advisory	RIW	Fremont, Lincoln, Park, Sublette, Teton	18 hr
Apr 7, 3:51 AM MDT	Winter Weather Advisory	BYZ		38 hr
Apr 7, 8:35 AM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more	57 hr
Apr 9, 2:56 PM MDT	Winter Weather Advisory	SLC	Uinta	13 hr
Apr 10, 2:19 AM MDT	Winter Weather Advisory	RIW	Fremont	5 hr
Apr 14, 4:07 AM MDT	Winter Weather Advisory	UNR	Crook, Weston	24 hr
Apr 14, 10:23 AM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Laramie	11 hr
Apr 15, 1:39 PM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	46 hr
Apr 17, 2:26 PM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	36 hr
Apr 18, 3:39 AM MDT	Winter Weather Advisory	CYS	Albany, Carbon	8 hr
Apr 18, 2:42 PM MDT	Winter Weather Advisory	UNR		24 hr
Apr 21, 3:38 AM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	23 hr
Apr 22, 3:51 AM MDT	Winter Weather Advisory	UNR	Campbell, Crook	24 hr
Apr 25, 12:52 PM MDT	Winter Weather Advisory	RIW	Fremont, Lincoln, Sublette, Teton	27 hr
Apr 25, 3:46 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon	26 hr
Apr 26, 9:04 PM MDT	Winter Weather Advisory	UNR	Crook, Weston	10 hr
Apr 29, 3:53 PM MDT	Winter Weather Advisory	BYZ		16 hr
May 9, 1:16 PM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 2 more	32 hr
May 9, 3:33 PM MDT	Winter Weather Advisory	BYZ		32 hr
May 11, 8:12 AM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Laramie	28 hr
May 18, 3:00 PM MDT	Winter Weather Advisory	RIW	Fremont, Natrona	27 hr
May 18, 3:04 PM MDT	Winter Weather Advisory	SLC	Uinta	47 hr
May 18, 4:04 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Laramie	19 hr
May 19, 5:16 PM MDT	Winter Weather Advisory	SLC	Uinta	14 hr
May 28, 12:15 PM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more	60 hr
Oct 6, 4:53 AM MDT	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	31 hr
Oct 6, 9:05 PM MDT	Winter Weather Advisory	BYZ		17 hr
Oct 7, 3:04 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Laramie, Platte	36 hr
Oct 7, 9:32 PM MDT	Winter Weather Advisory	RIW	Fremont, Natrona, Sublette	32 hr
Oct 16, 3:04 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Platte	21 hr
Oct 24, 2:57 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Platte	45 hr
Oct 31, 3:56 AM MDT	Winter Weather Advisory	BYZ		38 hr
Oct 31, 2:52 PM MDT	Winter Weather Advisory	CYS	Carbon	37 hr
Oct 31, 2:52 PM MDT	Winter Weather Advisory	UNR	Campbell, Weston	31 hr
Oct 31, 3:11 PM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 4 more	33 hr
Oct 31, 3:46 PM MDT	Winter Weather Advisory	SLC	Uinta	36 hr
Nov 4, 5:13 AM MDT	Winter Weather Advisory	SLC	Uinta	31 hr
Nov 4, 2:33 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon	30 hr
Nov 4, 2:36 PM MDT	Winter Weather Advisory	UNR	Campbell, Crook, Weston	32 hr
Nov 4, 2:53 PM MDT	Winter Weather Advisory	BYZ		33 hr
Nov 4, 10:19 PM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Johnson, Natrona, Sweetwater, Washakie	25 hr
Nov 7, 11:51 AM MST	Winter Weather Advisory	CYS	Laramie	3 hr
Nov 11, 2:52 PM MST	Winter Weather Advisory	SLC	Uinta	45 hr
Nov 11, 9:43 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Park, Sublette, Teton	16 hr
Nov 15, 4:51 PM MST	Winter Weather Advisory	RIW	Park	5 hr
Nov 17, 10:48 AM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Lincoln, Natrona, Park, Sublette and 1 more	40 hr
Nov 17, 1:59 PM MST	Winter Weather Advisory	SLC	Uinta	38 hr
Nov 17, 3:37 PM MST	Winter Weather Advisory	BYZ		48 hr
Nov 18, 3:15 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Platte	25 hr
Nov 18, 12:19 PM MST	Winter Weather Advisory	UNR		26 hr
Nov 24, 1:11 PM MST	Winter Weather Advisory	RIW	Fremont, Lincoln, Park, Sublette, Teton	21 hr
Nov 29, 3:04 PM MST	Winter Weather Advisory	UNR	Campbell, Crook	39 hr
Nov 29, 4:16 PM MST	Winter Weather Advisory	BYZ		35 hr
Nov 30, 3:00 AM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Johnson, Natrona, Park, Washakie	29 hr
Nov 30, 3:31 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	31 hr
Dec 2, 2:26 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Laramie, Platte	18 hr
Dec 2, 7:23 PM MST	Winter Weather Advisory	SLC	Uinta	15 hr
Dec 3, 3:11 PM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	32 hr
Dec 3, 9:39 PM MST	Winter Weather Advisory	BYZ		15 hr
Dec 4, 2:24 AM MST	Winter Weather Advisory	RIW	Fremont, Natrona, Sublette, Sweetwater	13 hr
Dec 4, 3:32 AM MST	Winter Weather Advisory	SLC	Uinta	23 hr
Dec 19, 8:51 AM MST	Winter Weather Advisory	CYS	Albany, Goshen, Laramie, Platte	3 hr
Dec 20, 2:42 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	40 hr
Dec 20, 2:46 PM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	32 hr
Dec 20, 9:25 PM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 3 more	32 hr
Dec 21, 4:42 AM MST	Winter Weather Advisory	SLC	Uinta	28 hr
Dec 27, 2:12 PM MST	Winter Weather Advisory	RIW	Fremont, Sublette	46 hr
Dec 29, 3:52 PM MST	Winter Weather Advisory	RIW	Lincoln, Teton	37 hr
Dec 31, 5:10 AM MST	Winter Weather Advisory	RIW	Johnson	4 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 2010 2012

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.