Weather alerts in Valley County, Montana, 2026

202 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Valley County and its neighbors

Each county as a circle sized by its count in 2026. Tap one for its archive.

Alerts: 202
Warnings: 66
Watches: 27
Advisories: 75
Busiest month: July46 alerts
Busiest day: July 3, 20268 alerts

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	Lasted
Jan 3, 11:48 AM MST	Dense Fog Advisory	GGW	16 hr
Jan 3, 1:22 PM MST	Winter Weather Advisory	GGW	22 hr
Jan 14, 1:12 AM MST	High Wind Watch	GGW	24 hr
Jan 15, 12:53 AM MST	High Wind Warning	GGW	40 hr
Jan 15, 12:40 PM MST	Cold Weather Advisory	GGW	44 hr
Jan 20, 1:54 PM MST	High Wind Warning	GGW	19 hr
Jan 21, 12:45 AM MST	Extreme Cold Watch	GGW	13 hr
Jan 21, 1:26 PM MST	Cold Weather Advisory	GGW	4 days
Jan 21, 1:26 PM MST	Extreme Cold Warning	GGW	4 days
Jan 25, 12:00 PM MST	Cold Weather Advisory	GGW	15 hr
Jan 30, 1:18 AM MST	Winter Weather Advisory	GGW	36 hr
Feb 1, 10:54 AM MST	Winter Weather Advisory	GGW	30 hr
Feb 2, 6:06 AM MST	Dense Fog Advisory	GGW	7 hr
Feb 2, 1:16 PM MST	Dense Fog Advisory	GGW	22 hr
Feb 15, 11:59 AM MST	Winter Storm Watch	GGW	35 hr
Feb 16, 10:33 PM MST	Blizzard Warning	GGW	36 hr
Feb 17, 11:42 AM MST	Cold Weather Advisory	GGW	24 hr
Feb 17, 6:48 PM MST	Mesoscale Discussion	SPC	3 hr
Feb 18, 10:38 AM MST	Cold Weather Advisory	GGW	24 hr
Feb 26, 9:48 AM MST	Winter Weather Advisory	GGW	47 hr
Mar 6, 10:55 PM MST	High Wind Warning	GGW	42 hr
Mar 8, 1:39 PM MDT	Red Flag Warning	GGW	5 hr
Mar 10, 11:53 AM MDT	High Wind Watch	GGW	13 hr
Mar 11, 12:32 AM MDT	Winter Weather Advisory	GGW	25 hr
Mar 11, 12:43 AM MDT	High Wind Warning	GGW	42 hr
Mar 13, 11:03 AM MDT	Winter Weather Advisory	GGW	33 hr
Mar 15, 1:04 PM MDT	High Wind Watch	GGW	23 hr
Mar 15, 1:04 PM MDT	High Wind Warning	GGW	65 hr
Mar 25, 12:39 AM MDT	Lake Wind Advisory	GGW	23 hr
Mar 26, 1:02 AM MDT	Lake Wind Advisory	GGW	21 hr
Mar 29, 2:18 PM MDT	Lake Wind Advisory	GGW	34 hr
Mar 30, 12:55 AM MDT	Winter Weather Advisory	GGW	8 hr
Mar 31, 12:25 PM MDT	Lake Wind Advisory	GGW	58 hr
Apr 2, 2:05 AM MDT	Winter Weather Advisory	GGW	38 hr
Apr 3, 12:22 PM MDT	Lake Wind Advisory	GGW	33 hr
Apr 5, 12:15 PM MDT	Lake Wind Advisory	GGW	37 hr
Apr 7, 2:35 AM MDT	Lake Wind Advisory	GGW	39 hr
Apr 9, 10:45 AM MDT	Lake Wind Advisory	GGW	14 hr
Apr 11, 6:33 PM MDT	Severe Thunderstorm Warning	GGW	57 min
Apr 11, 7:25 PM MDT	Severe Thunderstorm Warning	GGW	65 min
Apr 11, 8:24 PM MDT	Severe Thunderstorm Warning	GGW	66 min
Apr 11, 9:09 PM MDT	Severe Thunderstorm Warning	GGW	66 min
Apr 15, 4:18 AM MDT	Lake Wind Advisory	GGW	41 hr
Apr 17, 8:51 AM MDT	Lake Wind Advisory	GGW	8 hr
Apr 21, 1:15 PM MDT	Fire Weather Watch	GGW	9 hr
Apr 21, 1:46 PM MDT	High Wind Watch	GGW	23 hr
Apr 21, 9:49 PM MDT	Red Flag Warning	GGW	23 hr
Apr 22, 12:39 PM MDT	High Wind Warning	GGW	31 hr
Apr 22, 12:47 PM MDT	Winter Weather Advisory	GGW	15 hr
Apr 22, 2:51 PM MDT	Mesoscale Discussion	SPC	84 min
Apr 22, 4:44 PM MDT	Severe Thunderstorm Warning	GGW	61 min
Apr 22, 7:38 PM MDT	Special Weather Statement	GGW	67 min
Apr 22, 8:49 PM MDT	Special Weather Statement	GGW	56 min
Apr 23, 3:34 AM MDT	Blizzard Warning	GGW	8 hr
Apr 23, 3:34 AM MDT	Winter Weather Advisory	GGW	8 hr
Apr 23, 1:20 PM MDT	Winter Weather Advisory	GGW	37 hr
Apr 23, 7:21 PM MDT	Lake Wind Advisory	GGW	47 hr
May 2, 1:04 AM MDT	Fire Weather Watch	GGW	12 hr
May 2, 12:36 PM MDT	Red Flag Warning	GGW	32 hr
May 3, 8:14 AM MDT	Lake Wind Advisory	GGW	37 hr
May 6, 11:44 PM MDT	Fire Weather Watch	GGW	23 hr
May 7, 10:57 PM MDT	Red Flag Warning	GGW	21 hr
May 10, 1:01 AM MDT	Fire Weather Watch	GGW	11 hr
May 10, 12:10 PM MDT	Red Flag Warning	GGW	32 hr
May 10, 12:27 PM MDT	Lake Wind Advisory	GGW	33 hr
May 11, 10:49 PM MDT	High Wind Watch	GGW	24 hr
May 11, 11:04 PM MDT	Fire Weather Watch	GGW	13 hr
May 12, 12:01 PM MDT	Red Flag Warning	GGW	3 days
May 12, 10:53 PM MDT	High Wind Warning	GGW	49 hr
May 13, 3:52 PM MDT	Severe Thunderstorm Watch	SPC	7 hr
May 13, 5:42 PM MDT	Severe Thunderstorm Warning Considerable damage threat	GGW	63 min
May 13, 6:27 PM MDT	Severe Thunderstorm Warning Considerable damage threat	GGW	63 min
May 13, 7:29 PM MDT	Severe Thunderstorm Warning Considerable damage threat	GGW	61 min
May 13, 8:23 PM MDT	Special Weather Statement	GGW	67 min
May 13, 9:28 PM MDT	Special Weather Statement	GGW	62 min
May 14, 10:35 AM MDT	Blowing Dust Advisory	GGW	13 hr
May 15, 12:03 AM MDT	Lake Wind Advisory	GGW	21 hr
May 15, 1:46 PM MDT	Special Weather Statement	GGW	59 min
May 15, 2:47 PM MDT	Special Weather Statement	GGW	58 min
May 15, 3:42 PM MDT	Special Weather Statement	GGW	63 min
May 15, 4:45 PM MDT	Special Weather Statement	GGW	60 min
May 15, 5:42 PM MDT	Special Weather Statement	GGW	63 min
May 16, 12:48 PM MDT	Lake Wind Advisory	GGW	34 hr
May 20, 1:26 PM MDT	Special Weather Statement	GGW	64 min
May 20, 2:26 PM MDT	Special Weather Statement	GGW	64 min
May 24, 9:27 PM MDT	Lake Wind Advisory	GGW	4 days
May 24, 9:45 PM MDT	Red Flag Warning	GGW	47 hr
May 24, 10:03 PM MDT	Heat Advisory	GGW	47 hr
May 25, 9:44 PM MDT	Heat Advisory	GGW	4 days
May 25, 9:49 PM MDT	Red Flag Warning	GGW	48 hr
May 26, 3:58 PM MDT	Severe Thunderstorm Warning	GGW	62 min
May 26, 6:03 PM MDT	Severe Thunderstorm Warning	GGW	57 min
May 26, 10:07 PM MDT	Red Flag Warning	GGW	48 hr
May 29, 9:47 PM MDT	Special Weather Statement	GGW	58 min
May 31, 12:03 AM MDT	Lake Wind Advisory	GGW	48 hr
Jun 2, 12:42 PM MDT	Lake Wind Advisory	GGW	6 hr
Jun 4, 6:53 PM MDT	Special Weather Statement	GGW	67 min
Jun 6, 12:42 PM MDT	Lake Wind Advisory	GGW	32 hr
Jun 6, 5:43 PM MDT	Mesoscale Discussion	SPC	2 hr
Jun 6, 6:37 PM MDT	Severe Thunderstorm Watch	SPC	9 hr
Jun 6, 8:54 PM MDT	Mesoscale Discussion	SPC	2 hr
Jun 8, 12:15 PM MDT	Lake Wind Advisory	GGW	3 days
Jun 11, 11:24 PM MDT	Lake Wind Advisory	GGW	22 hr
Jun 16, 3:42 AM MDT	Lake Wind Advisory	GGW	40 hr
Jun 16, 3:48 PM MDT	Special Weather Statement	GGW	42 min
Jun 16, 4:13 PM MDT	Special Weather Statement	GGW	47 min
Jun 16, 4:25 PM MDT	Mesoscale Discussion	SPC	2 hr
Jun 16, 4:41 PM MDT	Special Weather Statement	GGW	64 min
Jun 16, 6:49 PM MDT	Special Weather Statement	GGW	56 min
Jun 19, 12:05 PM MDT	Lake Wind Advisory	GGW	35 hr
Jun 25, 11:25 AM MDT	Lake Wind Advisory	GGW	9 hr
Jun 26, 8:55 AM MDT	Lake Wind Advisory	GGW	19 hr
Jun 26, 4:29 PM MDT	Severe Thunderstorm Watch	SPC	7 hr
Jun 27, 2:48 PM MDT	Severe Thunderstorm Warning	GGW	57 min
Jun 27, 3:11 PM MDT	Severe Thunderstorm Warning	GGW	34 min
Jun 27, 4:11 PM MDT	Areal Flood Advisory	GGW	3 hr
Jun 27, 4:16 PM MDT	Severe Thunderstorm Warning	GGW	59 min
Jun 27, 4:28 PM MDT	Severe Thunderstorm Watch	SPC	5 hr
Jun 27, 4:59 PM MDT	Flash Flood Warning	GGW	118 min
Jun 27, 5:17 PM MDT	Special Weather Statement	GGW	58 min
Jun 27, 11:40 PM MDT	Lake Wind Advisory	GGW	22 hr
Jun 28, 7:33 AM MDT	Areal Flood Advisory	GGW	6 hr
Jun 29, 7:29 AM MDT	Lake Wind Advisory	GGW	11 hr
Jun 29, 12:08 PM MDT	Lake Wind Advisory	GGW	32 hr
Jul 1, 7:12 PM MDT	Special Weather Statement	GGW	48 min
Jul 1, 9:39 PM MDT	Severe Thunderstorm Warning	GGW	66 min
Jul 1, 10:42 PM MDT	Severe Thunderstorm Warning	GGW	48 min
Jul 3, 3:20 PM MDT	Special Weather Statement	GGW	55 min
Jul 3, 3:59 PM MDT	Special Weather Statement	GGW	61 min
Jul 3, 4:08 PM MDT	Severe Thunderstorm Warning	GGW	67 min
Jul 3, 4:24 PM MDT	Flash Flood Warning	GGW	5 hr
Jul 3, 4:53 PM MDT	Severe Thunderstorm Warning	GGW	67 min
Jul 3, 4:55 PM MDT	Mesoscale Discussion	SPC	2 hr
Jul 3, 5:18 PM MDT	Flash Flood Warning	GGW	4 hr
Jul 3, 5:40 PM MDT	Flash Flood Warning	GGW	3 hr
Jul 3, 6:00 PM MDT	Severe Thunderstorm Warning	GGW	47 min
Jul 6, 1:04 PM MDT	Flood Watch	GGW	34 hr
Jul 6, 9:30 PM MDT	Lake Wind Advisory	GGW	18 hr
Jul 8, 11:24 AM MDT	Extreme Heat Watch	GGW	37 hr
Jul 10, 12:30 AM MDT	Extreme Heat Warning	GGW	6 days
Jul 11, 11:00 PM MDT	Red Flag Warning	GGW	22 hr
Jul 12, 11:13 AM MDT	Lake Wind Advisory	GGW	19 hr
Jul 12, 5:55 PM MDT	Severe Thunderstorm Warning	GGW	65 min
Jul 12, 6:27 PM MDT	Mesoscale Discussion	SPC	2 hr
Jul 12, 6:55 PM MDT	Severe Thunderstorm Warning	GGW	65 min
Jul 12, 11:05 PM MDT	Heat Advisory	GGW	49 hr
Jul 13, 12:11 PM MDT	Lake Wind Advisory	GGW	48 hr
Jul 14, 5:37 PM MDT	Severe Thunderstorm Watch	SPC	7 hr
Jul 14, 6:42 PM MDT	Mesoscale Discussion	SPC	63 min
Jul 16, 3:51 AM MDT	Dense Fog Advisory	GGW	5 hr
Jul 20, 11:12 AM MDT	Lake Wind Advisory	GGW	8 hr
Jul 22, 10:03 AM MDT	Extreme Heat Watch	GGW	27 hr
Jul 22, 11:51 AM MDT	Fire Weather Watch	GGW	24 hr
Jul 23, 12:15 PM MDT	Red Flag Warning	GGW	32 hr
Jul 23, 12:50 PM MDT	Heat Advisory	GGW	12 hr
Jul 23, 12:50 PM MDT	Extreme Heat Warning	GGW	3 days
Jul 23, 2:05 PM MDT	Lake Wind Advisory	GGW	28 hr
Jul 24, 12:11 PM MDT	Red Flag Warning	GGW	34 hr
Jul 25, 2:53 PM MDT	Severe Thunderstorm Watch	SPC	7 hr
Jul 25, 7:24 PM MDT	Severe Thunderstorm Warning	GGW	66 min
Jul 25, 8:04 PM MDT	Severe Thunderstorm Warning	GGW	41 min
Jul 25, 8:43 PM MDT	Severe Thunderstorm Warning	GGW	62 min
Jul 25, 9:39 PM MDT	Severe Thunderstorm Warning	GGW	40 min
Jul 29, 10:59 PM MDT	Extreme Heat Watch	GGW	36 hr
Jul 30, 4:03 AM MDT	Special Weather Statement	GGW	57 min
Jul 30, 5:41 AM MDT	Flash Flood Warning	GGW	3 hr
Jul 30, 12:55 PM MDT	Fire Weather Watch	GGW	23 hr
Jul 31, 11:20 AM MDT	Lake Wind Advisory	GGW	55 hr
Jul 31, 11:20 AM MDT	Extreme Heat Warning	GGW	49 hr
Jul 31, 11:34 AM MDT	Red Flag Warning	GGW	57 hr
Aug 2, 1:10 PM MDT	Dense Smoke Advisory	GGW	5 hr
Aug 2, 9:42 PM MDT	Lake Wind Advisory	GGW	23 hr
Aug 4, 11:48 AM MDT	Fire Weather Watch	GGW	22 hr
Aug 5, 9:24 AM MDT	Red Flag Warning	GGW	34 hr
Aug 5, 10:29 AM MDT	Lake Wind Advisory	GGW	33 hr
Aug 6, 12:53 PM MDT	Fire Weather Watch	GGW	24 hr
Aug 7, 12:40 PM MDT	Red Flag Warning	GGW	31 hr
Aug 9, 11:57 AM MDT	Lake Wind Advisory	GGW	16 hr
Aug 12, 7:24 PM MDT	Lake Wind Advisory	GGW	14 hr
Aug 17, 3:42 PM MDT	Severe Thunderstorm Warning	GGW	63 min
Aug 21, 12:39 PM MDT	Lake Wind Advisory	GGW	38 hr
Aug 23, 12:34 PM MDT	Lake Wind Advisory	GGW	32 hr
Aug 23, 3:31 PM MDT	Mesoscale Discussion	SPC	59 min
Aug 23, 3:48 PM MDT	Severe Thunderstorm Watch	SPC	6 hr
Aug 23, 5:56 PM MDT	Mesoscale Discussion	SPC	94 min
Aug 23, 6:04 PM MDT	Severe Thunderstorm Warning Considerable damage threat	GGW	56 min
Aug 23, 6:40 PM MDT	Severe Thunderstorm Warning Destructive damage threat	GGW	21 min
Aug 23, 6:59 PM MDT	Severe Thunderstorm Warning Considerable damage threat	GGW	61 min
Aug 29, 12:01 PM MDT	Lake Wind Advisory	GGW	30 hr
Aug 30, 11:57 AM MDT	Lake Wind Advisory	GGW	30 hr
Sep 2, 9:12 PM MDT	Special Weather Statement	GGW	63 min
Sep 2, 10:14 PM MDT	Severe Thunderstorm Warning	GGW	61 min
Sep 2, 10:42 PM MDT	Severe Thunderstorm Warning	GGW	63 min
Sep 2, 11:08 PM MDT	Severe Thunderstorm Warning	GGW	67 min
Sep 3, 3:17 PM MDT	Lake Wind Advisory	GGW	23 hr
Sep 6, 1:39 PM MDT	Lake Wind Advisory	GGW	56 hr
Sep 7, 12:59 AM MDT	Severe Thunderstorm Warning	GGW	61 min
Sep 7, 1:55 AM MDT	Severe Thunderstorm Warning	GGW	65 min
Sep 7, 12:58 PM MDT	Mesoscale Discussion	SPC	2 hr
Sep 12, 1:39 PM MDT	Lake Wind Advisory	GGW	58 hr
Sep 16, 10:27 AM MDT	Lake Wind Advisory	GGW	36 hr
Sep 24, 11:28 AM MDT	Lake Wind Advisory	GGW	46 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	33
Severe Thunderstorm Watch	7
Mesoscale Discussion	11
Special Weather Statement	23
Flooding
Flash Flood Warning	5
Flood Watch	1
Areal Flood Advisory	2
Winter
Blizzard Warning	2
Winter Storm Watch	1
Winter Weather Advisory	11
Heat
Extreme Heat Warning	3
Extreme Heat Watch	3
Heat Advisory	4
Cold
Extreme Cold Warning	1
Extreme Cold Watch	1
Cold Weather Advisory	5
Wind and dust
High Wind Warning	7
High Wind Watch	5
Blowing Dust Advisory	1
Lake Wind Advisory	47
Fire
Red Flag Warning	15
Fire Weather Watch	9
Fog and smoke
Dense Fog Advisory	4
Dense Smoke Advisory	1

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record Forecast The radar archive 2025

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. Warning verification from the Mesonet's Cow. Rebuilt daily.