Alert archive / Wyoming / Severe Thunderstorm Warnings

Severe Thunderstorm Warnings in Wyoming, 2018

407 severe thunderstorm warnings in 2018. 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 severe thunderstorm warnings reaches back to 1986.

Severe Thunderstorm Warnings by county

Each county as a circle sized by its count in 2018. Tap one for its archive.

Severe Thunderstorm Warnings: 407
Busiest month: July186 severe thunderstorm warnings
Busiest day: July 29, 201832 severe thunderstorm warnings

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
May 7, 4:11 PM MDT	Severe Thunderstorm Warning	UNR	Crook	49 min
May 7, 6:34 PM MDT	Severe Thunderstorm Warning	UNR	Crook, Weston	26 min
May 7, 6:56 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	13 min
May 7, 6:59 PM MDT	Severe Thunderstorm Warning	UNR	Crook, Weston	46 min
May 9, 3:27 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	18 min
May 10, 2:28 PM MDT	Severe Thunderstorm Warning	CYS	Laramie, Platte	47 min
May 10, 3:01 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	44 min
May 11, 2:11 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Platte	37 min
May 11, 2:38 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Platte	36 min
May 11, 3:36 PM MDT	Severe Thunderstorm Warning	CYS	Laramie, Platte	24 min
May 11, 4:33 PM MDT	Severe Thunderstorm Warning	CYS	Laramie, Platte	24 min
May 11, 4:34 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Laramie	26 min
May 11, 4:34 PM MDT	Severe Thunderstorm Warning	RIW	Sweetwater	41 min
May 11, 4:49 PM MDT	Severe Thunderstorm Warning	CYS	Carbon	41 min
May 11, 5:27 PM MDT	Severe Thunderstorm Warning	CYS	Carbon	33 min
May 11, 5:59 PM MDT	Severe Thunderstorm Warning	CYS	Carbon	46 min
May 11, 6:10 PM MDT	Severe Thunderstorm Warning	CYS	Carbon	26 min
May 11, 6:39 PM MDT	Severe Thunderstorm Warning	CYS	Carbon	51 min
May 14, 12:47 PM MDT	Severe Thunderstorm Warning	CYS	Albany	58 min
May 14, 1:42 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie	21 min
May 14, 2:32 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	31 min
May 14, 2:59 PM MDT	Severe Thunderstorm Warning	CYS	Platte	42 min
May 14, 3:02 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	58 min
May 17, 1:49 PM MDT	Severe Thunderstorm Warning	RIW	Fremont	26 min
May 17, 2:09 PM MDT	Severe Thunderstorm Warning	RIW	Fremont	36 min
May 17, 2:35 PM MDT	Severe Thunderstorm Warning	RIW	Fremont	40 min
May 17, 2:40 PM MDT	Severe Thunderstorm Warning	UNR	Weston	65 min
May 17, 6:08 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	22 min
May 17, 7:11 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook, Weston	64 min
May 17, 7:27 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	31 min
May 18, 3:33 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	21 min
May 18, 3:46 PM MDT	Severe Thunderstorm Warning	RIW	Fremont	44 min
May 18, 4:38 PM MDT	Severe Thunderstorm Warning	CYS	Converse, Niobrara	52 min
May 21, 2:44 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn, Park	30 min
May 21, 4:05 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Laramie, Platte	40 min
May 21, 4:25 PM MDT	Severe Thunderstorm Warning	CYS	Platte	50 min
May 21, 4:31 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn	44 min
May 21, 5:13 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Platte	29 min
May 21, 6:18 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	42 min
May 22, 4:45 PM MDT	Severe Thunderstorm Warning	UNR	Crook	32 min
May 22, 6:13 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	30 min
May 23, 1:18 PM MDT	Severe Thunderstorm Warning	CYS	Platte	27 min
May 23, 1:40 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Platte	50 min
May 23, 2:15 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Platte	45 min
May 23, 2:50 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	55 min
May 23, 3:28 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn	47 min
May 23, 5:15 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Platte	45 min
May 23, 5:52 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	23 min
May 23, 6:12 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	33 min
May 23, 6:44 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	46 min
May 27, 12:52 PM MDT	Severe Thunderstorm Warning	RIW	Fremont	38 min
May 27, 12:59 PM MDT	Severe Thunderstorm Warning	CYS	Albany	23 min
May 27, 1:13 PM MDT	Severe Thunderstorm Warning	RIW	Fremont	62 min
May 27, 1:27 PM MDT	Severe Thunderstorm Warning	RIW	Sweetwater	63 min
May 27, 2:15 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie	31 min
May 27, 2:24 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	51 min
May 27, 2:56 PM MDT	Severe Thunderstorm Warning	CYS	Albany	30 min
May 27, 3:28 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Converse, Platte	47 min
May 27, 3:42 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	48 min
May 27, 3:44 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	46 min
May 27, 4:17 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	43 min
May 27, 4:29 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	46 min
May 27, 4:32 PM MDT	Severe Thunderstorm Warning	CYS	Converse	29 min
May 27, 4:38 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn, Hot Springs, Park, Washakie	37 min
May 27, 5:43 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn, Park	47 min
May 27, 6:29 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn, Park	46 min
May 27, 6:40 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	50 min
May 28, 4:44 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	31 min
May 28, 5:14 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	31 min
May 28, 5:39 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	66 min
May 28, 6:26 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Laramie	49 min
May 31, 2:21 PM MDT	Severe Thunderstorm Warning	RIW	Teton	39 min
May 31, 4:12 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn	48 min
May 31, 4:54 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	29 min
May 31, 6:17 PM MDT	Severe Thunderstorm Warning	UNR	Crook, Weston	43 min
May 31, 6:43 PM MDT	Severe Thunderstorm Warning	UNR	Crook	62 min
May 31, 7:46 PM MDT	Severe Thunderstorm Warning	UNR	Crook	20 min
Jun 1, 9:56 AM MDT	Severe Thunderstorm Warning	RIW	Big Horn	15 min
Jun 1, 10:29 AM MDT	Severe Thunderstorm Warning	RIW	Fremont, Natrona	46 min
Jun 1, 10:49 AM MDT	Severe Thunderstorm Warning	RIW	Hot Springs, Washakie	41 min
Jun 1, 11:10 AM MDT	Severe Thunderstorm Warning	RIW	Johnson	29 min
Jun 1, 11:12 AM MDT	Severe Thunderstorm Warning	RIW	Hot Springs, Washakie	48 min
Jun 1, 11:28 AM MDT	Severe Thunderstorm Warning	RIW	Johnson, Washakie	47 min
Jun 1, 12:58 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	17 min
Jun 1, 1:36 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	39 min
Jun 1, 1:59 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook	46 min
Jun 1, 3:04 PM MDT	Severe Thunderstorm Warning	UNR	Crook	56 min
Jun 6, 3:18 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn, Park	27 min
Jun 6, 4:16 PM MDT	Severe Thunderstorm Warning	RIW	Hot Springs, Park, Washakie	29 min
Jun 6, 4:36 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Carbon	39 min
Jun 6, 4:48 PM MDT	Severe Thunderstorm Warning	RIW	Park	27 min
Jun 6, 4:49 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn	26 min
Jun 6, 5:01 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Carbon	44 min
Jun 6, 5:44 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	46 min
Jun 6, 5:57 PM MDT	Severe Thunderstorm Warning	RIW	Hot Springs, Washakie	48 min
Jun 6, 6:16 PM MDT	Severe Thunderstorm Warning	RIW	Hot Springs, Washakie	44 min
Jun 6, 6:43 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn, Washakie	47 min
Jun 6, 6:52 PM MDT	Severe Thunderstorm Warning	RIW	Hot Springs, Washakie	38 min
Jun 6, 6:57 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	63 min
Jun 6, 6:58 PM MDT	Severe Thunderstorm Warning	CYS	Albany	47 min
Jun 6, 7:23 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn, Johnson	21 min
Jun 6, 8:13 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	28 min
Jun 6, 8:16 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	29 min
Jun 6, 8:53 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	52 min
Jun 7, 4:36 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	39 min
Jun 7, 6:19 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Niobrara, Platte	41 min
Jun 7, 6:27 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	34 min
Jun 7, 6:38 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	52 min
Jun 7, 6:54 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Niobrara, Platte	51 min
Jun 7, 7:07 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	38 min
Jun 7, 9:02 PM MDT	Severe Thunderstorm Warning	UNR	Crook	58 min
Jun 8, 3:00 PM MDT	Severe Thunderstorm Warning	RIW	Washakie	30 min
Jun 8, 5:25 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	50 min
Jun 8, 6:07 PM MDT	Severe Thunderstorm Warning	UNR	Crook	53 min
Jun 8, 6:11 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	34 min
Jun 8, 7:33 PM MDT	Severe Thunderstorm Warning	UNR	Crook	57 min
Jun 8, 7:41 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook, Weston	64 min
Jun 8, 8:30 PM MDT	Severe Thunderstorm Warning	UNR	Crook	38 min
Jun 9, 3:57 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	63 min
Jun 9, 4:34 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	26 min
Jun 9, 4:57 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook	39 min
Jun 9, 4:59 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	37 min
Jun 9, 7:55 PM MDT	Severe Thunderstorm Warning	UNR	Crook	57 min
Jun 15, 1:20 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	23 min
Jun 15, 3:05 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	40 min
Jun 15, 3:43 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	47 min
Jun 15, 5:04 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	45 min
Jun 15, 5:31 PM MDT	Severe Thunderstorm Warning	RIW	Johnson, Natrona	32 min
Jun 15, 5:38 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	52 min
Jun 15, 5:49 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	56 min
Jun 15, 5:52 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	38 min
Jun 15, 6:00 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Weston	60 min
Jun 15, 6:13 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook	47 min
Jun 16, 2:25 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	28 min
Jun 16, 5:40 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	35 min
Jun 16, 6:10 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	18 min
Jun 17, 3:24 PM MDT	Severe Thunderstorm Warning	SLC	Uinta	36 min
Jun 17, 4:02 PM MDT	Severe Thunderstorm Warning	SLC	Uinta	28 min
Jun 17, 4:31 PM MDT	Severe Thunderstorm Warning	SLC	Uinta	44 min
Jun 18, 5:20 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Platte	40 min
Jun 18, 5:53 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	24 min
Jun 18, 6:48 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Laramie	42 min
Jun 19, 12:00 PM MDT	Severe Thunderstorm Warning	CYS	Carbon	45 min
Jun 19, 1:24 PM MDT	Severe Thunderstorm Warning	CYS	Laramie, Platte	34 min
Jun 19, 3:01 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	29 min
Jun 19, 3:20 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	40 min
Jun 19, 3:29 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	61 min
Jun 19, 3:41 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	49 min
Jun 19, 4:07 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	38 min
Jun 19, 4:38 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	52 min
Jun 21, 4:31 PM MDT	Severe Thunderstorm Warning	RIW	Washakie	29 min
Jun 21, 5:54 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	40 min
Jun 21, 6:22 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	38 min
Jun 21, 6:35 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	55 min
Jun 21, 6:56 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	14 min
Jun 21, 7:03 PM MDT	Severe Thunderstorm Warning	CYS	Converse	29 min
Jun 22, 5:45 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	45 min
Jun 22, 6:36 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Laramie	24 min
Jun 22, 6:57 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	33 min
Jun 23, 2:51 PM MDT	Severe Thunderstorm Warning	CYS	Niobrara	24 min
Jun 23, 3:07 PM MDT	Severe Thunderstorm Warning	CYS	Niobrara	23 min
Jun 23, 3:09 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	36 min
Jun 23, 3:15 PM MDT	Severe Thunderstorm Warning	CYS	Niobrara	45 min
Jun 23, 3:44 PM MDT	Severe Thunderstorm Warning	RIW	Johnson, Natrona	46 min
Jun 28, 9:59 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	37 min
Jun 29, 1:17 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn, Johnson	43 min
Jun 29, 1:25 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	35 min
Jun 29, 1:31 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	59 min
Jun 29, 1:57 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	33 min
Jun 29, 2:13 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	62 min
Jun 29, 2:25 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook	65 min
Jun 29, 3:01 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook	59 min
Jun 29, 3:22 PM MDT	Severe Thunderstorm Warning	UNR	Crook	53 min
Jun 29, 3:47 PM MDT	Severe Thunderstorm Warning	UNR	Crook	43 min
Jun 29, 5:44 PM MDT	Severe Thunderstorm Warning	CYS	Niobrara	18 min
Jun 30, 9:16 AM MDT	Severe Thunderstorm Warning	RIW	Fremont	29 min
Jul 3, 2:39 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	51 min
Jul 3, 3:59 PM MDT	Severe Thunderstorm Warning	RIW	Johnson, Natrona	40 min
Jul 3, 4:22 PM MDT	Severe Thunderstorm Warning	CYS	Converse, Niobrara	38 min
Jul 3, 6:01 PM MDT	Severe Thunderstorm Warning	UNR	Weston	59 min
Jul 3, 8:23 PM MDT	Severe Thunderstorm Warning	UNR	Weston	67 min
Jul 3, 8:32 PM MDT	Severe Thunderstorm Warning	UNR	Crook	47 min
Jul 5, 3:29 PM MDT	Severe Thunderstorm Warning	CYS	Carbon	31 min
Jul 5, 4:23 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	29 min
Jul 5, 5:57 PM MDT	Severe Thunderstorm Warning	RIW	Hot Springs, Park	36 min
Jul 5, 7:08 PM MDT	Severe Thunderstorm Warning	RIW	Washakie	37 min
Jul 5, 7:42 PM MDT	Severe Thunderstorm Warning	RIW	Washakie	25 min
Jul 5, 7:43 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	47 min
Jul 5, 8:25 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	25 min
Jul 7, 2:52 PM MDT	Severe Thunderstorm Warning	UNR	Crook, Weston	53 min
Jul 7, 3:40 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Weston	65 min
Jul 7, 7:31 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook	40 min
Jul 7, 8:26 PM MDT	Severe Thunderstorm Warning	UNR	Crook	42 min
Jul 9, 5:50 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook, Weston	40 min
Jul 9, 5:51 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	39 min
Jul 11, 1:49 PM MDT	Severe Thunderstorm Warning	RIW	Fremont, Sublette	41 min
Jul 11, 5:43 PM MDT	Severe Thunderstorm Warning	CYS	Carbon	47 min
Jul 12, 1:59 PM MDT	Severe Thunderstorm Warning	RIW	Fremont	35 min
Jul 12, 3:16 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	44 min
Jul 12, 4:09 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	66 min
Jul 12, 5:14 PM MDT	Severe Thunderstorm Warning	RIW	Johnson, Natrona	46 min
Jul 13, 4:47 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook	43 min
Jul 13, 5:15 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	45 min
Jul 13, 5:55 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook	34 min
Jul 14, 6:56 PM MDT	Severe Thunderstorm Warning	UNR	Crook	41 min
Jul 15, 8:35 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook	40 min
Jul 15, 9:30 PM MDT	Severe Thunderstorm Warning	UNR	Crook	12 min
Jul 16, 1:33 AM MDT	Severe Thunderstorm Warning	UNR	Campbell	28 min
Jul 16, 4:41 PM MDT	Severe Thunderstorm Warning	CYS	Converse	34 min
Jul 16, 5:02 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	43 min
Jul 17, 2:18 PM MDT	Severe Thunderstorm Warning	CYS	Platte	27 min
Jul 17, 2:20 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	40 min
Jul 17, 2:43 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Platte	47 min
Jul 17, 2:49 PM MDT	Severe Thunderstorm Warning	CYS	Platte	41 min
Jul 17, 2:54 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	36 min
Jul 17, 3:20 PM MDT	Severe Thunderstorm Warning	CYS	Platte	40 min
Jul 17, 3:25 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	35 min
Jul 17, 3:30 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	45 min
Jul 17, 3:41 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	12 min
Jul 17, 3:53 PM MDT	Severe Thunderstorm Warning	CYS	Platte	10 min
Jul 17, 4:04 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	56 min
Jul 17, 4:23 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn, Hot Springs, Washakie	37 min
Jul 17, 4:32 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	28 min
Jul 17, 4:46 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	25 min
Jul 17, 4:59 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	61 min
Jul 17, 5:07 PM MDT	Severe Thunderstorm Warning	UNR	Crook	68 min
Jul 17, 5:18 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	42 min
Jul 17, 5:22 PM MDT	Severe Thunderstorm Warning	UNR	Crook	68 min
Jul 17, 5:59 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Weston	61 min
Jul 17, 6:05 PM MDT	Severe Thunderstorm Warning	UNR	Crook	55 min
Jul 17, 6:29 PM MDT	Severe Thunderstorm Warning	UNR	Crook	31 min
Jul 17, 7:07 PM MDT	Severe Thunderstorm Warning	UNR	Weston	53 min
Jul 17, 7:54 PM MDT	Severe Thunderstorm Warning	UNR	Weston	43 min
Jul 17, 8:14 PM MDT	Severe Thunderstorm Warning	CYS	Converse, Niobrara	46 min
Jul 17, 8:20 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Carbon, Converse	25 min
Jul 17, 8:41 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Converse	49 min
Jul 17, 8:43 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Converse, Niobrara, Platte	47 min
Jul 17, 8:45 PM MDT	Severe Thunderstorm Warning	CYS	Niobrara	19 min
Jul 17, 9:01 PM MDT	Severe Thunderstorm Warning	CYS	Converse, Niobrara	15 min
Jul 17, 9:15 PM MDT	Severe Thunderstorm Warning	CYS	Converse, Goshen, Niobrara, Platte	45 min
Jul 17, 9:27 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Converse, Platte	21 min
Jul 17, 10:11 PM MDT	Severe Thunderstorm Warning	CYS	Niobrara	49 min
Jul 21, 2:32 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook	30 min
Jul 21, 3:55 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	38 min
Jul 21, 4:49 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Weston	56 min
Jul 21, 5:41 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Weston	38 min
Jul 21, 6:23 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Weston	39 min
Jul 21, 7:16 PM MDT	Severe Thunderstorm Warning	UNR	Weston	44 min
Jul 23, 4:04 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook	35 min
Jul 23, 5:05 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	55 min
Jul 24, 3:24 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	51 min
Jul 24, 3:31 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie	29 min
Jul 24, 3:53 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	25 min
Jul 24, 5:08 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Niobrara	41 min
Jul 24, 5:29 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	46 min
Jul 24, 8:15 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Weston	60 min
Jul 25, 3:10 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie	50 min
Jul 25, 3:17 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	43 min
Jul 25, 3:44 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	46 min
Jul 25, 4:24 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	38 min
Jul 25, 4:36 PM MDT	Severe Thunderstorm Warning	RIW	Fremont, Natrona	14 min
Jul 26, 10:57 AM MDT	Severe Thunderstorm Warning	CYS	Converse, Platte	33 min
Jul 26, 12:42 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	48 min
Jul 26, 1:42 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	48 min
Jul 26, 2:50 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	25 min
Jul 26, 3:14 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	46 min
Jul 26, 3:42 PM MDT	Severe Thunderstorm Warning	CYS	Converse	48 min
Jul 26, 4:08 PM MDT	Severe Thunderstorm Warning	CYS	Albany	52 min
Jul 26, 4:26 PM MDT	Severe Thunderstorm Warning	CYS	Converse	24 min
Jul 26, 4:28 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Carbon, Converse	47 min
Jul 26, 4:46 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie, Platte	44 min
Jul 26, 4:52 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn, Washakie	38 min
Jul 26, 4:57 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	48 min
Jul 26, 5:04 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	41 min
Jul 26, 5:12 PM MDT	Severe Thunderstorm Warning	CYS	Albany	48 min
Jul 26, 5:22 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	38 min
Jul 26, 5:28 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie	47 min
Jul 26, 5:41 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	19 min
Jul 26, 5:49 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie	41 min
Jul 26, 6:05 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	25 min
Jul 26, 6:06 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	39 min
Jul 26, 6:06 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	54 min
Jul 26, 6:08 PM MDT	Severe Thunderstorm Warning	RIW	Fremont, Hot Springs, Washakie	52 min
Jul 26, 6:17 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn, Park	43 min
Jul 26, 6:24 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie	51 min
Jul 26, 6:46 PM MDT	Severe Thunderstorm Warning	RIW	Johnson, Natrona	44 min
Jul 26, 6:57 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn	48 min
Jul 26, 6:58 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	15 min
Jul 26, 7:49 PM MDT	Severe Thunderstorm Warning	UNR	Weston	40 min
Jul 26, 7:51 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn, Johnson, Washakie	39 min
Jul 26, 8:47 PM MDT	Severe Thunderstorm Warning	UNR	Weston	28 min
Jul 27, 10:46 AM MDT	Severe Thunderstorm Warning	CYS	Goshen	44 min
Jul 27, 2:24 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie	51 min
Jul 27, 2:49 PM MDT	Severe Thunderstorm Warning	UNR	Crook	56 min
Jul 27, 2:58 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	24 min
Jul 27, 3:54 PM MDT	Severe Thunderstorm Warning	UNR	Crook	66 min
Jul 27, 4:57 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie	33 min
Jul 27, 5:01 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	29 min
Jul 27, 5:06 PM MDT	Severe Thunderstorm Warning	UNR	Weston	40 min
Jul 27, 5:21 PM MDT	Severe Thunderstorm Warning	CYS	Converse	39 min
Jul 27, 5:29 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	46 min
Jul 27, 5:43 PM MDT	Severe Thunderstorm Warning	CYS	Converse	32 min
Jul 27, 5:51 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn	39 min
Jul 27, 5:57 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	48 min
Jul 27, 6:08 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Converse, Platte	52 min
Jul 27, 6:15 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	45 min
Jul 27, 6:43 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	62 min
Jul 27, 6:59 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	46 min
Jul 27, 7:01 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	44 min
Jul 27, 7:09 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Platte	29 min
Jul 27, 7:24 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	51 min
Jul 27, 7:27 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	19 min
Jul 27, 7:43 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	47 min
Jul 27, 7:45 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	15 min
Jul 27, 8:01 PM MDT	Severe Thunderstorm Warning	CYS	Converse	29 min
Jul 27, 8:06 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	41 min
Jul 27, 8:25 PM MDT	Severe Thunderstorm Warning	CYS	Converse	50 min
Jul 27, 9:03 PM MDT	Severe Thunderstorm Warning	CYS	Converse	42 min
Jul 27, 9:31 PM MDT	Severe Thunderstorm Warning	CYS	Converse	29 min
Jul 28, 2:17 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	31 min
Jul 28, 3:02 PM MDT	Severe Thunderstorm Warning	CYS	Converse	43 min
Jul 28, 3:28 PM MDT	Severe Thunderstorm Warning	RIW	Hot Springs	30 min
Jul 28, 3:32 PM MDT	Severe Thunderstorm Warning	CYS	Converse, Niobrara, Platte	43 min
Jul 28, 3:55 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Laramie	35 min
Jul 28, 4:23 PM MDT	Severe Thunderstorm Warning	RIW	Fremont, Hot Springs, Natrona	39 min
Jul 28, 4:29 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	46 min
Jul 28, 4:49 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	40 min
Jul 28, 5:43 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Platte	47 min
Jul 28, 5:56 PM MDT	Severe Thunderstorm Warning	CYS	Converse	64 min
Jul 28, 6:16 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	33 min
Jul 28, 6:28 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Carbon	35 min
Jul 28, 7:05 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	40 min
Jul 28, 7:29 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	31 min
Jul 28, 7:44 PM MDT	Severe Thunderstorm Warning	CYS	Platte	46 min
Jul 28, 7:58 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	47 min
Jul 28, 8:37 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	53 min
Jul 28, 9:08 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	37 min
Jul 28, 9:09 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	66 min
Jul 28, 10:05 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook, Weston	55 min
Jul 28, 10:55 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Weston	26 min
Jul 29, 1:05 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	25 min
Jul 29, 1:25 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Laramie	50 min
Jul 29, 1:28 PM MDT	Severe Thunderstorm Warning	CYS	Platte	47 min
Jul 29, 1:39 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie, Platte	51 min
Jul 29, 2:11 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Laramie, Platte	49 min
Jul 29, 2:20 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	25 min
Jul 29, 2:53 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	52 min
Jul 29, 3:19 PM MDT	Severe Thunderstorm Warning	CYS	Converse, Niobrara	41 min
Jul 29, 3:29 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie, Platte	61 min
Jul 29, 3:30 PM MDT	Severe Thunderstorm Warning	CYS	Carbon	45 min
Jul 29, 3:41 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	30 min
Jul 29, 3:42 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Niobrara	33 min
Jul 29, 3:42 PM MDT	Severe Thunderstorm Warning	RIW	Fremont, Sweetwater	28 min
Jul 29, 4:21 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Laramie, Platte	39 min
Jul 29, 4:21 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Niobrara	39 min
Jul 29, 4:45 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Converse, Platte	45 min
Jul 29, 4:55 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	19 min
Jul 29, 4:56 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	34 min
Jul 29, 4:58 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Carbon	47 min
Jul 29, 5:15 PM MDT	Severe Thunderstorm Warning	RIW	Fremont	45 min
Jul 29, 5:29 PM MDT	Severe Thunderstorm Warning	CYS	Albany	46 min
Jul 29, 6:12 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie	14 min
Aug 2, 3:02 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn	43 min
Aug 2, 3:44 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn	31 min
Aug 3, 5:39 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	55 min
Aug 3, 6:41 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	49 min
Aug 3, 7:29 PM MDT	Severe Thunderstorm Warning	UNR	Crook, Weston	61 min
Aug 5, 11:16 AM MDT	Severe Thunderstorm Warning	CYS	Albany, Carbon	44 min
Aug 5, 11:52 AM MDT	Severe Thunderstorm Warning	CYS	Albany, Carbon	38 min
Aug 5, 12:24 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie, Platte	36 min
Aug 5, 1:01 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	29 min
Aug 5, 1:30 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	30 min
Aug 5, 4:50 PM MDT	Severe Thunderstorm Warning	RIW	Sweetwater	40 min
Aug 5, 5:11 PM MDT	Severe Thunderstorm Warning	CYS	Carbon	33 min
Aug 6, 1:58 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	47 min
Aug 6, 2:17 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	43 min
Aug 6, 4:42 PM MDT	Severe Thunderstorm Warning	CYS	Converse, Niobrara, Platte	33 min
Aug 6, 5:11 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Platte	16 min
Aug 7, 4:05 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	25 min
Aug 7, 4:27 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	48 min
Aug 7, 4:50 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	25 min
Aug 7, 7:55 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Platte	35 min
Aug 7, 8:28 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Platte	32 min
Aug 7, 8:45 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Laramie	30 min
Aug 7, 9:14 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	31 min
Aug 7, 9:41 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	34 min
Aug 14, 2:05 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie	55 min
Aug 14, 2:33 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	75 min
Aug 14, 3:33 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	39 min
Aug 14, 4:50 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	40 min
Aug 14, 5:28 PM MDT	Severe Thunderstorm Warning	BYZ	Sheridan	24 min
Aug 14, 5:30 PM MDT	Severe Thunderstorm Warning	RIW	Johnson	45 min
Aug 14, 5:57 PM MDT	Severe Thunderstorm Warning	RIW	Natrona	33 min
Aug 14, 6:02 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	58 min
Aug 14, 6:56 PM MDT	Severe Thunderstorm Warning	UNR	Campbell, Crook, Weston	38 min
Aug 17, 1:57 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie	63 min
Aug 17, 5:03 PM MDT	Severe Thunderstorm Warning	CYS	Platte	42 min
Aug 17, 5:51 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	39 min
Aug 18, 2:10 PM MDT	Severe Thunderstorm Warning	RIW	Fremont	50 min
Aug 18, 3:32 PM MDT	Severe Thunderstorm Warning	RIW	Hot Springs	28 min
Aug 18, 3:51 PM MDT	Severe Thunderstorm Warning	RIW	Hot Springs	24 min
Aug 18, 3:52 PM MDT	Severe Thunderstorm Warning	RIW	Fremont	38 min
Aug 18, 4:12 PM MDT	Severe Thunderstorm Warning	RIW	Hot Springs	33 min
Aug 22, 1:23 PM MDT	Severe Thunderstorm Warning	RIW	Sweetwater	33 min
Oct 4, 1:05 PM MDT	Severe Thunderstorm Warning	CYS	Albany	41 min
Oct 4, 1:37 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Laramie	53 min
Oct 4, 2:08 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Laramie, Platte	36 min

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 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.