Weather alerts in Wyoming, December 2018

47 weather alerts in December 2018, 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 2018. Tap one for its archive.

Alerts: 47
Warnings: 16
Watches: 16
Advisories: 14
Busiest day: December 29, 20186 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 4, 10:53 AM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	15 hr
Dec 5, 10:46 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Laramie, Platte	17 hr
Dec 10, 10:08 AM MST	High Wind Watch	CYS	Albany, Converse, Laramie, Platte	15 hr
Dec 10, 10:08 AM MST	High Wind Warning	CYS	Albany, Carbon, Converse, Laramie, Platte	3 days
Dec 10, 11:46 AM MST	Winter Storm Watch	RIW	Fremont, Lincoln, Sublette, Teton	24 hr
Dec 10, 12:01 PM MST	High Wind Watch	RIW	Fremont, Natrona, Park, Sweetwater	15 hr
Dec 11, 2:52 AM MST	High Wind Watch	RIW	Fremont, Johnson	24 hr
Dec 11, 2:52 AM MST	High Wind Warning	RIW	Fremont, Hot Springs, Johnson, Natrona, Park, Sweetwater	42 hr
Dec 11, 11:21 AM MST	Winter Storm Warning	RIW	Fremont, Lincoln, Sublette, Teton	28 hr
Dec 11, 11:21 AM MST	Winter Weather Advisory	RIW	Lincoln, Park, Sublette, Teton	28 hr
Dec 12, 2:41 AM MST	Winter Weather Advisory	UNR	Crook, Weston	17 hr
Dec 13, 12:54 PM MST	High Wind Watch	CYS	Albany, Carbon, Laramie, Platte	14 hr
Dec 14, 2:26 AM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	39 hr
Dec 17, 3:11 AM MST	High Wind Watch	CYS	Albany, Carbon, Laramie, Platte	11 hr
Dec 17, 1:46 PM MST	High Wind Warning	BYZ		50 hr
Dec 17, 2:01 PM MST	High Wind Watch	CYS	Albany, Carbon, Converse, Goshen, Laramie, Platte	24 hr
Dec 17, 2:01 PM MST	High Wind Warning	CYS	Albany, Carbon, Converse, Goshen, Laramie, Platte	51 hr
Dec 17, 3:25 PM MST	High Wind Watch	RIW	Park	10 hr
Dec 18, 12:44 AM MST	Winter Weather Advisory	RIW	Fremont, Hot Springs, Lincoln, Park, Sublette, Teton	28 hr
Dec 18, 12:57 AM MST	High Wind Watch	RIW	Fremont, Johnson, Sweetwater	19 hr
Dec 18, 12:57 AM MST	High Wind Warning	RIW	Fremont, Johnson, Park, Sweetwater	41 hr
Dec 18, 2:36 AM MST	High Wind Watch	BYZ		18 hr
Dec 18, 2:22 PM MST	Winter Weather Advisory	CYS	Albany, Carbon	30 hr
Dec 20, 12:30 AM MST	High Wind Watch	CYS	Albany, Carbon, Laramie, Platte	12 hr
Dec 20, 12:01 PM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	30 hr
Dec 21, 7:20 PM MST	High Wind Warning	CYS	Albany, Carbon, Laramie	4 hr
Dec 23, 2:03 PM MST	Winter Weather Advisory	CYS	Carbon	28 hr
Dec 25, 2:50 AM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	3 days
Dec 25, 3:17 AM MST	Winter Weather Advisory	BYZ		38 hr
Dec 25, 3:10 PM MST	Winter Weather Advisory	CYS	Goshen, Laramie	53 hr
Dec 28, 2:14 AM MST	High Wind Watch	CYS	Albany, Laramie, Platte	12 hr
Dec 28, 2:38 PM MST	High Wind Warning	CYS	Albany, Carbon, Laramie, Platte	53 hr
Dec 28, 2:58 PM MST	Winter Storm Watch	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more	29 hr
Dec 28, 4:52 PM MST	High Wind Watch	CYS	Albany, Carbon	10 hr
Dec 29, 2:08 AM MST	High Wind Watch	RIW	Park	12 hr
Dec 29, 1:58 PM MST	Winter Weather Advisory	BYZ		49 hr
Dec 29, 2:19 PM MST	Winter Weather Advisory	UNR	Campbell, Crook, Weston	51 hr
Dec 29, 2:31 PM MST	High Wind Warning	RIW	Park	20 hr
Dec 29, 3:07 PM MST	Winter Storm Warning	RIW	Fremont, Hot Springs, Johnson, Lincoln, Natrona, Park and 2 more	48 hr
Dec 29, 3:07 PM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more	48 hr
Dec 29, 6:37 PM MST	High Wind Watch	CYS	Laramie, Platte	8 hr
Dec 30, 2:19 AM MST	Winter Weather Advisory	CYS	Albany, Carbon, Converse, Niobrara, Platte	39 hr
Dec 30, 3:10 AM MST	Winter Storm Warning	UNR	Campbell, Crook, Weston	35 hr
Dec 30, 2:48 PM MST	Wind Chill Warning	CYS	Albany, Carbon	43 hr
Dec 30, 3:01 PM MST	Winter Storm Warning	BYZ		24 hr
Dec 30, 3:12 PM MST	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 1 more	23 hr
Dec 30, 8:48 PM MST	Mesoscale Discussion	SPC	Big Horn, Campbell, Crook, Johnson, Sheridan, Weston	5 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
Winter
Winter Storm Warning	4
Winter Storm Watch	2
Winter Weather Advisory	14
Cold
Wind Chill Warning	1
Wind and dust
High Wind Warning	11
High Wind Watch	14

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 2017 2019

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.