Weather alerts in Wyoming, May 2025

175 weather alerts in May 2025, 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 May 2025. Tap one for its archive.

Alerts: 175
Warnings: 25
Watches: 6
Advisories: 20
Busiest day: May 11, 202535 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
May 1, 2:58 PM MDT	Special Weather Statement	CYS	Laramie	32 min
May 4, 4:02 PM MDT	Severe Thunderstorm Warning Considerable damage threat	CYS	Albany, Carbon	43 min
May 4, 5:06 PM MDT	Special Weather Statement	RIW	Fremont	24 min
May 5, 1:58 AM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Johnson, Natrona, Sublette, Washakie	34 hr
May 5, 2:11 AM MDT	Winter Weather Advisory	BYZ	Sheridan	34 hr
May 5, 12:28 PM MDT	Special Weather Statement	CYS		47 min
May 5, 1:09 PM MDT	Special Weather Statement	CYS	Albany	51 min
May 5, 1:16 PM MDT	Mesoscale Discussion	SPC	Converse, Niobrara, Weston	89 min
May 6, 2:29 AM MDT	Dense Fog Advisory	CYS	Albany, Carbon, Laramie	30 hr
May 6, 2:49 AM MDT	Winter Weather Advisory	CYS	Albany, Carbon	30 hr
May 9, 2:56 PM MDT	Special Weather Statement	CYS	Niobrara	34 min
May 9, 5:24 PM MDT	Special Weather Statement	CYS	Converse	36 min
May 11, 12:39 PM MDT	Mesoscale Discussion	SPC	Teton	3 hr
May 11, 1:12 PM MDT	Severe Thunderstorm Watch	SPC	Lincoln, Park, Sublette, Teton, Uinta	7 hr
May 11, 1:34 PM MDT	Severe Thunderstorm Warning	RIW	Fremont	26 min
May 11, 2:00 PM MDT	Special Weather Statement	CYS	Carbon	30 min
May 11, 2:21 PM MDT	Special Weather Statement	RIW	Fremont	24 min
May 11, 2:41 PM MDT	Special Weather Statement	CYS	Carbon	34 min
May 11, 2:45 PM MDT	Special Weather Statement	RIW	Hot Springs	30 min
May 11, 2:45 PM MDT	Severe Thunderstorm Warning Considerable damage threat	SLC	Uinta	30 min
May 11, 2:49 PM MDT	Special Weather Statement	RIW	Lincoln	41 min
May 11, 2:57 PM MDT	Special Weather Statement	RIW		33 min
May 11, 3:12 PM MDT	Severe Thunderstorm Warning	RIW	Teton	33 min
May 11, 3:19 PM MDT	Special Weather Statement	SLC	Uinta	56 min
May 11, 3:21 PM MDT	Severe Thunderstorm Warning	SLC	Uinta	24 min
May 11, 3:30 PM MDT	Special Weather Statement	RIW	Lincoln	30 min
May 11, 3:44 PM MDT	Severe Thunderstorm Warning Considerable damage threat	RIW	Teton	31 min
May 11, 4:01 PM MDT	Special Weather Statement	RIW	Big Horn	29 min
May 11, 4:13 PM MDT	Special Weather Statement	RIW	Teton	47 min
May 11, 4:18 PM MDT	Special Weather Statement	RIW		42 min
May 11, 4:27 PM MDT	Special Weather Statement	RIW	Big Horn	33 min
May 11, 4:28 PM MDT	Severe Thunderstorm Watch	SPC	Sheridan	7 hr
May 11, 4:34 PM MDT	Mesoscale Discussion	SPC	Lincoln, Park, Sublette, Teton	116 min
May 11, 4:38 PM MDT	Special Weather Statement	BYZ	Big Horn	37 min
May 11, 4:49 PM MDT	Special Weather Statement	CYS	Laramie	26 min
May 11, 4:56 PM MDT	Special Weather Statement	RIW	Park	34 min
May 11, 4:57 PM MDT	Special Weather Statement	RIW		48 min
May 11, 5:15 PM MDT	Special Weather Statement	RIW	Johnson	30 min
May 11, 5:20 PM MDT	Special Weather Statement	CYS	Platte	25 min
May 11, 5:20 PM MDT	Special Weather Statement	RIW	Fremont	40 min
May 11, 5:21 PM MDT	Special Weather Statement	UNR	Campbell	24 min
May 11, 5:23 PM MDT	Special Weather Statement	RIW	Park	22 min
May 11, 5:29 PM MDT	Severe Thunderstorm Warning	RIW	Park	31 min
May 11, 5:36 PM MDT	Severe Thunderstorm Warning	UNR	Campbell	39 min
May 11, 5:50 PM MDT	Severe Thunderstorm Warning	RIW	Big Horn, Park	25 min
May 11, 5:58 PM MDT	Special Weather Statement	RIW	Fremont	47 min
May 11, 5:59 PM MDT	Special Weather Statement	RIW	Big Horn	16 min
May 11, 6:13 PM MDT	Special Weather Statement	RIW		32 min
May 11, 6:13 PM MDT	Special Weather Statement	UNR	Campbell	32 min
May 11, 6:15 PM MDT	Special Weather Statement	CYS	Laramie	30 min
May 11, 6:24 PM MDT	Special Weather Statement	RIW	Natrona	66 min
May 11, 6:41 PM MDT	Special Weather Statement	RIW	Fremont	49 min
May 11, 6:50 PM MDT	Special Weather Statement	RIW	Big Horn	40 min
May 11, 7:29 PM MDT	Special Weather Statement	CYS	Laramie	31 min
May 11, 9:02 PM MDT	Special Weather Statement	CYS	Laramie	28 min
May 11, 10:04 PM MDT	Special Weather Statement	CYS	Converse	56 min
May 11, 10:19 PM MDT	Special Weather Statement	CYS	Albany	56 min
May 11, 11:15 PM MDT	Special Weather Statement	CYS	Niobrara	60 min
May 12, 2:19 AM MDT	Winter Storm Watch	BYZ	Sheridan	24 hr
May 12, 2:26 AM MDT	Winter Storm Watch	RIW	Big Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 1 more	23 hr
May 12, 11:36 PM MDT	River Flood Advisory	RIW	Teton	42 hr
May 13, 1:30 AM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 1 more	41 hr
May 13, 1:58 AM MDT	Winter Weather Advisory	BYZ	Sheridan	48 hr
May 13, 8:51 PM MDT	Special Weather Statement	RIW	Hot Springs	24 min
May 13, 11:39 PM MDT	Severe Thunderstorm Warning	CYS	Niobrara	36 min
May 14, 1:26 PM MDT	Special Weather Statement	RIW	Fremont	34 min
May 14, 3:33 PM MDT	Special Weather Statement	CYS	Laramie	27 min
May 15, 2:24 AM MDT	High Wind Warning	UNR	Crook	40 hr
May 15, 12:04 PM MDT	High Wind Warning	CYS	Albany, Laramie	4 hr
May 15, 1:51 PM MDT	Special Weather Statement	CYS	Albany	9 min
May 15, 1:53 PM MDT	Special Weather Statement	RIW	Hot Springs	37 min
May 15, 3:05 PM MDT	Special Weather Statement	RIW	Park	25 min
May 15, 6:37 PM MDT	Special Weather Statement	CYS	Goshen	23 min
May 16, 2:54 AM MDT	Frost Advisory	UNR	Crook, Weston	28 hr
May 16, 3:43 PM MDT	Flood Watch	BYZ	Sheridan	3 days
May 17, 12:56 PM MDT	Mesoscale Discussion	SPC	Lincoln, Uinta	2 hr
May 17, 1:22 PM MDT	Special Weather Statement	RIW	Lincoln	53 min
May 17, 1:25 PM MDT	Special Weather Statement	SLC	Uinta	35 min
May 17, 1:51 PM MDT	Severe Thunderstorm Warning	RIW	Lincoln	39 min
May 17, 2:24 PM MDT	Special Weather Statement	RIW	Lincoln	51 min
May 17, 2:28 PM MDT	Special Weather Statement	SLC	Uinta	47 min
May 17, 2:38 PM MDT	Special Weather Statement	RIW	Uinta	22 min
May 17, 3:01 PM MDT	Special Weather Statement	RIW		29 min
May 17, 3:18 PM MDT	Special Weather Statement	RIW		42 min
May 17, 3:30 PM MDT	Special Weather Statement	RIW	Sweetwater	45 min
May 17, 4:09 PM MDT	Special Weather Statement	SLC	Uinta	36 min
May 17, 4:25 PM MDT	Special Weather Statement	RIW	Uinta	50 min
May 17, 4:41 PM MDT	Special Weather Statement	RIW		49 min
May 17, 5:15 PM MDT	Special Weather Statement	RIW	Lincoln	45 min
May 17, 6:42 PM MDT	Special Weather Statement	RIW		33 min
May 18, 1:30 AM MDT	Winter Weather Advisory	RIW	Big Horn, Fremont, Johnson, Natrona, Washakie	47 hr
May 18, 1:56 AM MDT	Winter Weather Advisory	BYZ	Sheridan	43 hr
May 18, 4:04 AM MDT	Special Weather Statement	CYS	Laramie	26 min
May 18, 6:19 AM MDT	Dense Fog Advisory	CYS	Albany, Laramie	4 hr
May 18, 12:24 PM MDT	Winter Weather Advisory	CYS	Albany, Carbon	26 hr
May 18, 12:35 PM MDT	Special Weather Statement	CYS	Albany	40 min
May 18, 1:20 PM MDT	Special Weather Statement	CYS	Converse	25 min
May 18, 1:24 PM MDT	Special Weather Statement	CYS	Platte	36 min
May 18, 2:01 PM MDT	Special Weather Statement	CYS	Albany	29 min
May 18, 2:16 PM MDT	Special Weather Statement	CYS	Converse	29 min
May 18, 2:30 PM MDT	Special Weather Statement	CYS	Platte	30 min
May 18, 2:38 PM MDT	Special Weather Statement	RIW	Hot Springs	37 min
May 18, 2:57 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	48 min
May 18, 3:02 PM MDT	Special Weather Statement	CYS	Platte	28 min
May 18, 3:28 PM MDT	Special Weather Statement	CYS	Laramie	17 min
May 18, 3:28 PM MDT	Severe Thunderstorm Warning	CYS	Platte	47 min
May 18, 3:40 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Laramie	50 min
May 18, 4:08 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	37 min
May 18, 4:16 PM MDT	Special Weather Statement	CYS	Platte	44 min
May 18, 4:43 PM MDT	Special Weather Statement	RIW	Washakie	32 min
May 18, 4:57 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	48 min
May 19, 11:59 AM MDT	Areal Flood Advisory	BYZ	Sheridan	18 hr
May 20, 3:26 PM MDT	Special Weather Statement	RIW	Fremont	34 min
May 22, 4:43 PM MDT	Special Weather Statement	RIW	Teton	32 min
May 22, 5:18 PM MDT	Special Weather Statement	RIW	Teton	27 min
May 22, 7:19 PM MDT	Mesoscale Discussion	SPC	Laramie	56 min
May 22, 8:27 PM MDT	Special Weather Statement	CYS	Goshen	48 min
May 22, 10:07 PM MDT	Special Weather Statement	CYS	Goshen	38 min
May 23, 12:53 PM MDT	Mesoscale Discussion	SPC	Laramie	3 hr
May 23, 1:30 PM MDT	Special Weather Statement	CYS	Laramie	30 min
May 23, 2:11 PM MDT	Special Weather Statement	CYS	Laramie	34 min
May 23, 2:18 PM MDT	Special Weather Statement	CYS	Laramie	27 min
May 23, 2:34 PM MDT	Special Weather Statement	CYS	Laramie	26 min
May 23, 2:59 PM MDT	Severe Thunderstorm Watch	SPC	Laramie	8 hr
May 23, 3:06 PM MDT	Special Weather Statement	CYS	Laramie	24 min
May 23, 3:43 PM MDT	Severe Thunderstorm Warning	CYS	Goshen	47 min
May 23, 5:19 PM MDT	Special Weather Statement	RIW		26 min
May 23, 7:43 PM MDT	Special Weather Statement	CYS	Platte	32 min
May 23, 7:58 PM MDT	Severe Thunderstorm Warning	CYS	Goshen, Platte	47 min
May 23, 8:40 PM MDT	Severe Thunderstorm Warning Considerable damage threat	CYS	Goshen	35 min
May 23, 9:11 PM MDT	Severe Thunderstorm Warning Considerable damage threat	CYS	Goshen	49 min
May 23, 9:50 PM MDT	Dense Fog Advisory	UNR	Crook	12 hr
May 24, 5:26 AM MDT	Special Weather Statement	CYS	Niobrara	34 min
May 24, 6:03 AM MDT	Special Weather Statement	CYS	Niobrara	42 min
May 24, 9:42 AM MDT	Areal Flood Advisory	CYS	Laramie	3 hr
May 24, 12:15 PM MDT	Special Weather Statement	CYS	Albany	45 min
May 24, 12:35 PM MDT	Severe Thunderstorm Warning	CYS	Albany	40 min
May 24, 1:12 PM MDT	Severe Thunderstorm Warning	CYS	Albany	48 min
May 24, 1:29 PM MDT	Special Weather Statement	CYS		31 min
May 24, 1:53 PM MDT	Severe Thunderstorm Warning	CYS	Albany	37 min
May 24, 1:58 PM MDT	Special Weather Statement	RIW	Fremont	32 min
May 24, 2:05 PM MDT	Special Weather Statement	RIW	Natrona	25 min
May 24, 2:29 PM MDT	Special Weather Statement	CYS		31 min
May 24, 2:29 PM MDT	Special Weather Statement	CYS		31 min
May 24, 3:27 PM MDT	Special Weather Statement	RIW	Fremont	33 min
May 24, 3:59 PM MDT	Special Weather Statement	RIW	Fremont	31 min
May 24, 5:56 PM MDT	Dense Fog Advisory	CYS	Albany, Laramie	14 hr
May 24, 6:31 PM MDT	Special Weather Statement	CYS		29 min
May 25, 6:00 AM MDT	Special Weather Statement	BYZ	Sheridan	90 min
May 25, 1:46 PM MDT	Special Weather Statement	RIW		29 min
May 25, 6:24 PM MDT	Special Weather Statement	CYS	Albany	36 min
May 25, 6:31 PM MDT	Areal Flood Advisory	BYZ	Sheridan	93 min
May 26, 12:16 AM MDT	Dense Fog Advisory	CYS	Albany, Laramie	8 hr
May 26, 3:53 PM MDT	Special Weather Statement	RIW		52 min
May 26, 4:34 PM MDT	Special Weather Statement	RIW	Teton	41 min
May 26, 5:26 PM MDT	Special Weather Statement	RIW	Park	34 min
May 26, 7:08 PM MDT	Special Weather Statement	RIW	Fremont	37 min
May 27, 1:46 PM MDT	Special Weather Statement	RIW	Fremont	29 min
May 27, 1:57 PM MDT	Special Weather Statement	RIW	Johnson	33 min
May 27, 2:34 PM MDT	Special Weather Statement	CYS	Laramie	26 min
May 27, 3:01 PM MDT	Special Weather Statement	CYS	Laramie	29 min
May 27, 4:02 PM MDT	Special Weather Statement	RIW	Natrona	28 min
May 27, 5:20 PM MDT	Special Weather Statement	CYS	Carbon	25 min
May 27, 5:27 PM MDT	Special Weather Statement	RIW	Natrona	48 min
May 27, 5:29 PM MDT	Special Weather Statement	RIW	Natrona	46 min
May 27, 6:43 PM MDT	Special Weather Statement	CYS	Albany	32 min
May 27, 7:10 PM MDT	Special Weather Statement	CYS	Albany	35 min
May 27, 7:12 PM MDT	Special Weather Statement	RIW	Washakie	33 min
May 27, 9:07 PM MDT	Special Weather Statement	BYZ	Sheridan	38 min
May 27, 9:55 PM MDT	Special Weather Statement	BYZ	Sheridan	50 min
May 27, 10:47 PM MDT	Special Weather Statement	RIW	Johnson	43 min
May 28, 1:28 PM MDT	Special Weather Statement	RIW	Sweetwater	32 min
May 28, 2:21 PM MDT	Special Weather Statement	RIW	Sweetwater	24 min
May 29, 5:21 AM MDT	Dense Fog Advisory	CYS	Laramie	4 hr
May 31, 11:52 AM MDT	Areal Flood Advisory	RIW	Washakie	45 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
Severe Thunderstorm Warning	23
Severe Thunderstorm Watch	3
Mesoscale Discussion	6
Special Weather Statement	118
Flooding
Flood Watch	1
Areal Flood Advisory	4
River Flood Advisory	1
Winter
Winter Storm Watch	2
Winter Weather Advisory	8
Cold
Frost Advisory	1
Wind and dust
High Wind Warning	2
Fog and smoke
Dense Fog Advisory	6

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 2024 2026

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.