Weather alerts in Wyoming, December 2011

44 weather alerts in December 2011, 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 2011. Tap one for its archive.

Alerts: 44
Warnings: 13
Watches: 10
Advisories: 20
Busiest day: December 30, 20117 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
Dec 1, 9:01 PM MST	Dense Fog Advisory	CYS	Albany, Laramie	116 min
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 2, 8:03 PM MST	Winter Storm Warning	CYS	Albany, Carbon	6 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 5, 2:33 AM MST	Wind Chill Advisory	CYS	Albany, Carbon, Converse, Laramie, Platte	30 hr
Dec 5, 2:12 PM MST	Wind Chill Warning	CYS	Albany	18 hr
Dec 12, 2:18 PM MST	Dense Fog Advisory	UNR		13 hr
Dec 13, 7:59 PM MST	Dense Fog Advisory	RIW	Big Horn, Park	10 hr
Dec 19, 8:51 AM MST	Winter Weather Advisory	CYS	Albany, Goshen, Laramie, Platte	3 hr
Dec 19, 2:14 PM MST	Winter Storm Watch	BYZ		26 hr
Dec 20, 2:50 AM MST	Winter Storm Watch	RIW	Fremont, Natrona, Sublette	19 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, 3:47 PM MST	Winter Storm Warning	BYZ		29 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 21, 10:19 AM MST	Winter Storm Warning	RIW	Fremont, Natrona, Sublette	19 hr
Dec 22, 9:34 PM MST	Wind Chill Advisory	CYS	Albany	10 hr
Dec 23, 2:40 AM MST	Dense Fog Advisory	RIW	Fremont	8 hr
Dec 24, 2:10 PM MST	High Wind Watch	CYS	Albany, Carbon, Laramie, Platte	13 hr
Dec 25, 2:52 AM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	30 hr
Dec 26, 2:32 PM MST	Winter Storm Watch	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	31 hr
Dec 26, 2:51 PM MST	High Wind Watch	RIW	Fremont, Natrona, Park, Sweetwater	29 hr
Dec 26, 3:13 PM MST	High Wind Watch	CYS	Albany, Carbon, Laramie, Platte	23 hr
Dec 27, 10:15 AM MST	High Wind Warning	CYS	Albany, Carbon, Converse, Laramie, Platte	4 days
Dec 27, 2:12 PM MST	Winter Weather Advisory	RIW	Fremont, Sublette	46 hr
Dec 27, 2:29 PM MST	High Wind Watch	CYS	Albany, Carbon, Laramie, Platte	19 hr
Dec 27, 7:21 PM MST	High Wind Warning	RIW	Fremont, Natrona, Park, Sweetwater	45 hr
Dec 27, 9:05 PM MST	Winter Storm Warning	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	39 hr
Dec 29, 9:26 AM MST	Special Weather Statement	BYZ	Sheridan	49 min
Dec 29, 3:52 PM MST	Winter Storm Warning	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	37 hr
Dec 29, 3:52 PM MST	Winter Weather Advisory	RIW	Lincoln, Teton	37 hr
Dec 29, 8:45 PM MST	High Wind Watch	RIW	Fremont, Lincoln, Sublette, Sweetwater	18 hr
Dec 29, 8:45 PM MST	High Wind Warning	RIW	Fremont, Johnson, Lincoln, Natrona, Park, Sublette and 2 more	39 hr
Dec 29, 8:59 PM MST	High Wind Watch	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	15 hr
Dec 30, 2:48 AM MST	High Wind Warning	SLC	Uinta	37 hr
Dec 30, 3:39 AM MST	High Wind Watch	UNR		11 hr
Dec 30, 11:29 AM MST	High Wind Warning	CYS	Goshen, Laramie, Niobrara	29 hr
Dec 30, 2:36 PM MST	High Wind Warning	UNR	Campbell, Crook, Weston	26 hr
Dec 31, 5:10 AM MST	Winter Weather Advisory	RIW	Johnson	4 hr

By product

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

Product	Alerts
Severe storms
Special Weather Statement	1
Winter
Winter Storm Warning	5
Winter Storm Watch	3
Winter Weather Advisory	14
Cold
Wind Chill Warning	1
Wind Chill Advisory	2
Wind and dust
High Wind Warning	7
High Wind Watch	7
Fog and smoke
Dense Fog Advisory	4

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 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. Rebuilt daily.