Weather alerts in Wyoming, December 2017

84 weather alerts in December 2017, 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 2017. Tap one for its archive.

Alerts: 84
Warnings: 24
Watches: 15
Advisories: 41
Busiest day: December 24, 20179 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, 7:52 PM MST	High Wind Warning	CYS	Albany, Carbon	5 hr
Dec 1, 12:22 PM MST	Winter Storm Watch	RIW	Fremont, Lincoln, Natrona, Sublette, Sweetwater, Teton	33 hr
Dec 1, 1:53 PM MST	Winter Storm Watch	CYS	Albany, Carbon, Converse, Laramie, Niobrara, Platte	47 hr
Dec 2, 12:58 PM MST	High Wind Watch	CYS	Albany, Goshen, Laramie, Platte	24 hr
Dec 2, 12:58 PM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	21 hr
Dec 2, 1:05 PM MST	Winter Storm Warning	CYS	Albany, Carbon, Converse, Niobrara, Platte	46 hr
Dec 2, 1:39 PM MST	Winter Storm Warning	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	39 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 Storm Warning	UNR	Crook, Weston	31 hr
Dec 3, 3:10 AM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	38 hr
Dec 3, 12:48 PM MST	High Wind Warning	CYS	Albany, Goshen, Laramie, Platte	24 hr
Dec 5, 3:34 AM MST	High Wind Warning	UNR		14 hr
Dec 5, 4:17 AM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	10 hr
Dec 5, 1:05 PM MST	Winter Weather Advisory	UNR	Crook, Weston	30 hr
Dec 5, 9:25 PM MST	High Wind Warning	RIW	Johnson	17 hr
Dec 6, 9:39 AM MST	Special Weather Statement	BYZ	Sheridan	3 hr
Dec 6, 3:24 PM MST	Special Weather Statement	CYS	Laramie	21 min
Dec 8, 9:58 AM MST	High Wind Warning	CYS	Albany, Laramie	5 hr
Dec 9, 1:36 PM MST	Fire Weather Watch	UNR		13 hr
Dec 13, 2:08 PM MST	Winter Weather Advisory	UNR	Crook, Weston	22 hr
Dec 14, 1:04 AM MST	High Wind Watch	CYS	Albany, Carbon, Laramie, Platte	19 hr
Dec 14, 2:24 PM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	29 hr
Dec 15, 5:40 AM MST	High Wind Warning	RIW	Park	12 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 16, 9:28 PM MST	Dense Fog Advisory	CYS	Albany, Laramie	8 hr
Dec 17, 2:32 AM MST	High Wind Watch	RIW	Park	11 hr
Dec 17, 1:09 PM MST	High Wind Warning	RIW	Park	22 hr
Dec 17, 1:19 PM MST	High Wind Watch	CYS	Albany, Carbon, Laramie, Platte	8 hr
Dec 17, 1:25 PM MST	Special Weather Statement	BYZ	Sheridan	3 hr
Dec 17, 4:05 PM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	25 hr
Dec 19, 1:08 PM MST	High Wind Watch	CYS	Albany, Carbon	8 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 19, 9:26 PM MST	High Wind Warning	CYS	Albany, Carbon	13 hr
Dec 20, 2:37 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	35 hr
Dec 21, 2:04 PM MST	Winter Storm Watch	CYS	Albany, Carbon, Goshen, Laramie, Platte	24 hr
Dec 21, 3:08 PM MST	Winter Weather Advisory	BYZ		39 hr
Dec 21, 3:32 PM MST	Winter Storm Warning	RIW	Fremont, Lincoln, Sublette, Teton	49 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, 2:06 AM MST	Winter Storm Warning	CYS	Albany, Carbon, Goshen, Laramie, Platte	45 hr
Dec 22, 12:47 PM MST	Winter Weather Advisory	SLC	Uinta	26 hr
Dec 22, 2:14 PM MST	Blizzard Warning	CYS	Albany, Carbon	29 hr
Dec 22, 2:14 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	32 hr
Dec 23, 1:48 PM MST	Mesoscale Discussion	SPC	Goshen, Laramie	5 hr
Dec 23, 2:47 PM MST	Winter Storm Watch	RIW	Fremont, Lincoln, Sublette, Teton	10 hr
Dec 23, 10:38 PM MST	Wind Chill Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	9 hr
Dec 24, 12:26 AM MST	Winter Storm Warning	RIW	Fremont, Lincoln, Sublette, Teton	46 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	Blizzard Warning	CYS	Albany, Carbon	28 hr
Dec 24, 1:14 PM MST	Winter Storm Warning	CYS	Albany, Carbon	41 hr
Dec 24, 1:14 PM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more	37 hr
Dec 24, 8:04 PM MST	Wind Chill Advisory	CYS	Converse, Goshen, Niobrara, Platte	6 hr
Dec 25, 3:17 AM MST	Wind Chill Advisory	UNR		32 hr
Dec 25, 5:38 PM MST	Wind Chill Advisory	CYS	Converse, Niobrara	13 hr
Dec 26, 12:39 PM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	4 days
Dec 26, 12:47 PM MST	Wind Chill Advisory	CYS	Converse, Goshen, Laramie, Niobrara	19 hr
Dec 27, 4:04 AM MST	Winter Storm Watch	BYZ		24 hr
Dec 27, 4:04 AM MST	Winter Storm Warning	BYZ		3 days
Dec 27, 1:22 PM MST	High Wind Watch	CYS	Albany, Carbon, Laramie, Platte	21 hr
Dec 28, 12:54 AM MST	High Wind Watch	RIW	Park	15 hr
Dec 28, 1:01 AM MST	Winter Storm Watch	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	11 hr
Dec 28, 4:29 AM MST	Winter Weather Advisory	BYZ		59 hr
Dec 28, 10:01 AM MST	High Wind Watch	CYS	Goshen, Laramie, Platte	15 hr
Dec 28, 12:17 PM MST	Winter Storm Warning	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	48 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
Dec 29, 3:47 AM MST	Wind Chill Advisory	UNR	Campbell, Weston	3 days
Dec 29, 10:16 AM MST	Wind Chill Advisory	CYS	Converse, Goshen, Niobrara, Platte	23 hr
Dec 30, 12:04 AM MST	Freezing Fog Advisory	CYS	Albany, Laramie	6 hr
Dec 30, 2:58 AM MST	Wind Chill Advisory	UNR	Campbell, Crook, Weston	56 hr
Dec 30, 12:35 PM MST	Wind Advisory	RIW	Big Horn, Johnson, Natrona, Park	16 min
Dec 30, 12:55 PM MST	Wind Chill Advisory	RIW	Big Horn, Johnson, Natrona, Park	19 hr
Dec 30, 2:31 PM MST	Wind Chill Advisory	CYS	Converse, Goshen, Laramie, Niobrara, Platte	40 hr
Dec 30, 3:38 PM MST	Wind Chill Advisory	BYZ		18 hr
Dec 31, 4:52 AM MST	Freezing Fog Advisory	CYS	Albany, Laramie	6 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
Mesoscale Discussion	1
Special Weather Statement	3
Winter
Blizzard Warning	2
Winter Storm Warning	9
Winter Storm Watch	6
Winter Weather Advisory	26
Cold
Wind Chill Advisory	11
Wind and dust
High Wind Warning	13
High Wind Watch	8
Wind Advisory	1
Fire
Fire Weather Watch	1
Fog and smoke
Dense Fog Advisory	1
Freezing Fog Advisory	2

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 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. Rebuilt daily.