Weather alerts in Wyoming, 2001
220 weather alerts in 2001, 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 2001. Tap one for its archive.
- Alerts
- 220
- Warnings
- 196
- Watches
- 24
- Advisories
- 0
- Busiest month
- July101 alerts
- Busiest day
- June 30, 200118 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 | Counties | Lasted |
|---|---|---|---|---|
| Apr 3, 5:07 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 43 min |
| Apr 3, 5:52 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 38 min |
| May 1, 1:45 AM MDT | Severe Thunderstorm Warning | UNR | Campbell | 60 min |
| May 1, 1:50 AM MDT | Severe Thunderstorm Warning | UNR | Crook | 40 min |
| May 26, 5:41 PM MDT | Severe Thunderstorm Warning | RIW | Park | 34 min |
| May 27, 3:14 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 31 min |
| May 27, 4:47 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 28 min |
| May 27, 5:19 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 26 min |
| May 28, 3:05 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 25 min |
| May 28, 3:28 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 32 min |
| May 28, 5:00 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 45 min |
| May 28, 5:25 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 50 min |
| May 28, 6:14 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 46 min |
| May 28, 6:59 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 31 min |
| May 28, 8:32 PM MDT | Flash Flood Warning | UNR | Campbell | 3 hr |
| May 29, 5:25 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 35 min |
| May 29, 6:46 PM MDT | Flash Flood Warning | RIW | Natrona | 3 hr |
| May 29, 9:45 PM MDT | Flash Flood Warning | RIW | Natrona | 4 hr |
| Jun 2, 7:36 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 54 min |
| Jun 3, 10:23 AM MDT | Severe Thunderstorm Warning | RIW | Fremont, Hot Springs | 52 min |
| Jun 3, 11:27 AM MDT | Severe Thunderstorm Warning | RIW | Natrona | 63 min |
| Jun 3, 12:00 PM MDT | Severe Thunderstorm Watch | SPC | Campbell, Converse, Crook, Johnson, Natrona, Niobrara and 2 more | 6 hr |
| Jun 3, 12:45 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 45 min |
| Jun 3, 1:05 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 55 min |
| Jun 3, 1:32 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 28 min |
| Jun 3, 1:52 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 58 min |
| Jun 3, 2:00 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 45 min |
| Jun 3, 2:01 PM MDT | Severe Thunderstorm Warning | CYS | Converse | 59 min |
| Jun 3, 2:48 PM MDT | Severe Thunderstorm Warning | UNR | Campbell, Crook, Weston | 62 min |
| Jun 3, 8:28 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 62 min |
| Jun 3, 11:14 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 46 min |
| Jun 7, 6:44 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 16 min |
| Jun 7, 7:03 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 42 min |
| Jun 7, 7:49 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 26 min |
| Jun 7, 8:40 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 35 min |
| Jun 8, 4:54 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 36 min |
| Jun 8, 7:31 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 59 min |
| Jun 8, 8:15 PM MDT | Severe Thunderstorm Watch | SPC | Campbell, Crook, Weston | 5 hr |
| Jun 8, 8:23 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 52 min |
| Jun 9, 2:45 PM MDT | Tornado Watch | SPC | Campbell, Crook, Johnson, Niobrara, Sheridan, Weston | 7 hr |
| Jun 9, 3:00 PM MDT | Severe Thunderstorm Watch | SPC | Goshen, Laramie, Platte | 6 hr |
| Jun 9, 3:19 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 56 min |
| Jun 9, 3:48 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 57 min |
| Jun 9, 4:48 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 27 min |
| Jun 9, 4:59 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 61 min |
| Jun 12, 1:15 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 30 min |
| Jun 12, 1:27 PM MDT | Tornado Warning | UNR | Campbell | 33 min |
| Jun 12, 1:59 PM MDT | Tornado Warning | UNR | Campbell | 31 min |
| Jun 12, 2:00 PM MDT | Tornado Watch | SPC | Campbell, Crook, Goshen, Laramie, Niobrara, Platte and 1 more | 6 hr |
| Jun 12, 2:01 PM MDT | Tornado Warning | UNR | Weston | 44 min |
| Jun 12, 2:29 PM MDT | Tornado Warning | UNR | Campbell | 31 min |
| Jun 12, 2:45 PM MDT | Tornado Warning | UNR | Weston | 60 min |
| Jun 12, 2:48 PM MDT | Tornado Warning | CYS | Niobrara | 42 min |
| Jun 12, 3:14 PM MDT | Severe Thunderstorm Warning | RIW | Sweetwater | 31 min |
| Jun 12, 3:25 PM MDT | Tornado Warning | CYS | Niobrara | 50 min |
| Jun 12, 3:44 PM MDT | Tornado Warning | UNR | Weston | 61 min |
| Jun 12, 4:45 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 45 min |
| Jun 12, 4:57 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 48 min |
| Jun 12, 5:30 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 30 min |
| Jun 12, 5:44 PM MDT | Severe Thunderstorm Warning | RIW | Johnson, Natrona | 46 min |
| Jun 12, 6:40 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 65 min |
| Jun 12, 8:02 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 43 min |
| Jun 12, 8:06 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 54 min |
| Jun 12, 8:13 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 62 min |
| Jun 20, 4:59 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 46 min |
| Jun 20, 5:45 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 30 min |
| Jun 20, 6:22 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Platte | 28 min |
| Jun 20, 6:48 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 32 min |
| Jun 24, 6:14 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 31 min |
| Jun 24, 6:15 PM MDT | Tornado Watch | SPC | Crook | 5 hr |
| Jun 26, 3:03 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 57 min |
| Jun 26, 3:25 PM MDT | Tornado Warning | RIW | Natrona | 35 min |
| Jun 26, 5:00 PM MDT | Tornado Watch | SPC | Big Horn, Campbell, Converse, Goshen, Hot Springs, Johnson and 6 more | 6 hr |
| Jun 26, 5:03 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 27 min |
| Jun 26, 5:11 PM MDT | Severe Thunderstorm Warning | RIW | Fremont, Hot Springs | 49 min |
| Jun 26, 6:50 PM MDT | Tornado Warning | RIW | Big Horn | 25 min |
| Jun 26, 7:13 PM MDT | Severe Thunderstorm Warning | RIW | Big Horn | 47 min |
| Jun 26, 7:15 PM MDT | Tornado Warning | RIW | Big Horn | 45 min |
| Jun 27, 2:00 PM MDT | Severe Thunderstorm Watch | SPC | Sheridan | 7 hr |
| Jun 27, 2:05 PM MDT | Severe Thunderstorm Warning | RIW | Big Horn, Washakie | 40 min |
| Jun 27, 2:28 PM MDT | Severe Thunderstorm Warning | RIW | Hot Springs, Washakie | 32 min |
| Jun 27, 5:15 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 35 min |
| Jun 27, 5:49 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 41 min |
| Jun 27, 6:32 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 43 min |
| Jun 27, 6:55 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 50 min |
| Jun 27, 7:24 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 66 min |
| Jun 27, 9:24 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 66 min |
| Jun 29, 5:55 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 65 min |
| Jun 29, 6:27 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 63 min |
| Jun 29, 7:32 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 43 min |
| Jun 29, 8:14 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 61 min |
| Jun 29, 9:19 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 56 min |
| Jun 29, 9:47 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 43 min |
| Jun 29, 10:44 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 46 min |
| Jun 30, 12:57 AM MDT | Severe Thunderstorm Warning | UNR | Crook | 63 min |
| Jun 30, 1:58 AM MDT | Severe Thunderstorm Warning | UNR | Crook | 62 min |
| Jun 30, 2:11 AM MDT | Severe Thunderstorm Warning | UNR | Campbell | 64 min |
| Jun 30, 2:45 AM MDT | Severe Thunderstorm Warning | UNR | Crook | 60 min |
| Jun 30, 3:36 AM MDT | Severe Thunderstorm Warning | UNR | Campbell | 54 min |
| Jun 30, 3:40 AM MDT | Flash Flood Warning | UNR | Crook | 5 hr |
| Jun 30, 3:46 AM MDT | Severe Thunderstorm Warning | UNR | Crook | 44 min |
| Jun 30, 5:04 AM MDT | Severe Thunderstorm Warning | UNR | Crook | 41 min |
| Jun 30, 2:43 PM MDT | Tornado Warning | CYS | Laramie | 32 min |
| Jun 30, 3:14 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 46 min |
| Jun 30, 4:15 PM MDT | Tornado Watch | SPC | Campbell, Converse, Crook, Johnson, Niobrara, Sheridan and 1 more | 6 hr |
| Jun 30, 5:04 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 41 min |
| Jul 1, 1:50 AM MDT | Severe Thunderstorm Warning | UNR | Crook | 55 min |
| Jul 1, 4:00 PM MDT | Severe Thunderstorm Watch | SPC | Converse, Goshen, Niobrara, Platte | 5 hr |
| Jul 2, 3:00 PM MDT | Severe Thunderstorm Watch | SPC | Converse, Goshen | 7 hr |
| Jul 3, 4:31 AM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 29 min |
| Jul 3, 4:40 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 50 min |
| Jul 3, 5:20 PM MDT | Severe Thunderstorm Warning | UNR | Campbell, Crook | 30 min |
| Jul 3, 5:31 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 59 min |
| Jul 3, 6:30 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 30 min |
| Jul 3, 7:32 PM MDT | Severe Thunderstorm Warning | CYS | Albany | 43 min |
| Jul 3, 8:15 PM MDT | Severe Thunderstorm Warning | CYS | Albany | 60 min |
| Jul 4, 2:06 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 24 min |
| Jul 4, 2:15 PM MDT | Tornado Watch | SPC | Albany, Campbell, Converse, Crook, Goshen, Johnson and 4 more | 7 hr |
| Jul 4, 2:30 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 30 min |
| Jul 4, 2:43 PM MDT | Tornado Warning | RIW | Johnson | 32 min |
| Jul 4, 2:44 PM MDT | Severe Thunderstorm Warning | RIW | Fremont, Hot Springs | 31 min |
| Jul 4, 3:15 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 30 min |
| Jul 4, 3:45 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 30 min |
| Jul 4, 4:30 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 30 min |
| Jul 4, 4:31 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 44 min |
| Jul 4, 4:37 PM MDT | Severe Thunderstorm Warning | CYS | Converse | 38 min |
| Jul 4, 4:57 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 63 min |
| Jul 4, 5:06 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 29 min |
| Jul 4, 5:15 PM MDT | Severe Thunderstorm Warning | CYS | Converse | 45 min |
| Jul 4, 5:59 PM MDT | Severe Thunderstorm Warning | CYS | Converse | 46 min |
| Jul 4, 6:15 PM MDT | Severe Thunderstorm Watch | SPC | Laramie | 5 hr |
| Jul 5, 7:21 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 39 min |
| Jul 5, 7:26 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 64 min |
| Jul 6, 3:00 PM MDT | Severe Thunderstorm Watch | SPC | Albany, Campbell, Converse, Crook, Goshen, Johnson and 6 more | 6 hr |
| Jul 6, 3:29 PM MDT | Severe Thunderstorm Warning | RIW | Sweetwater | 31 min |
| Jul 6, 5:39 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Platte | 36 min |
| Jul 6, 6:18 PM MDT | Severe Thunderstorm Warning | CYS | Converse | 27 min |
| Jul 6, 6:23 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 52 min |
| Jul 6, 6:45 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 30 min |
| Jul 6, 7:15 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 60 min |
| Jul 6, 8:10 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 35 min |
| Jul 7, 4:45 PM MDT | Severe Thunderstorm Watch | SPC | Goshen, Laramie, Niobrara | 5 hr |
| Jul 7, 5:00 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 45 min |
| Jul 7, 5:15 PM MDT | Severe Thunderstorm Warning | SLC | Uinta | 45 min |
| Jul 7, 5:44 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 46 min |
| Jul 7, 6:06 PM MDT | Tornado Warning | CYS | Niobrara | 44 min |
| Jul 7, 6:29 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 61 min |
| Jul 7, 6:32 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 58 min |
| Jul 7, 7:29 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 46 min |
| Jul 8, 11:54 AM MDT | Severe Thunderstorm Warning | SLC | Uinta | 51 min |
| Jul 8, 2:30 PM MDT | Severe Thunderstorm Watch | SPC | Goshen, Laramie, Niobrara, Platte, Weston | 7 hr |
| Jul 8, 2:50 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 40 min |
| Jul 8, 2:57 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 63 min |
| Jul 8, 3:54 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 66 min |
| Jul 8, 4:55 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 65 min |
| Jul 8, 6:30 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 60 min |
| Jul 8, 8:21 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 54 min |
| Jul 8, 8:24 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 66 min |
| Jul 9, 3:39 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 51 min |
| Jul 9, 4:17 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 43 min |
| Jul 9, 4:48 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 42 min |
| Jul 9, 5:45 PM MDT | Severe Thunderstorm Watch | SPC | Goshen, Laramie | 5 hr |
| Jul 10, 4:21 PM MDT | Severe Thunderstorm Warning | RIW | Hot Springs, Washakie | 39 min |
| Jul 10, 5:12 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 63 min |
| Jul 10, 7:28 PM MDT | Flash Flood Warning | CYS | Platte | 92 min |
| Jul 10, 7:41 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 34 min |
| Jul 10, 8:14 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 46 min |
| Jul 10, 10:45 PM MDT | Flash Flood Warning | RIW | Johnson | 3 hr |
| Jul 11, 4:26 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 34 min |
| Jul 14, 2:33 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 57 min |
| Jul 14, 4:00 PM MDT | Severe Thunderstorm Warning | RIW | Hot Springs | 30 min |
| Jul 14, 4:30 PM MDT | Severe Thunderstorm Warning | RIW | Hot Springs | 30 min |
| Jul 14, 7:30 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 60 min |
| Jul 14, 8:20 PM MDT | Flash Flood Warning | BYZ | Sheridan | 115 min |
| Jul 15, 2:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Campbell, Hot Springs, Johnson, Sheridan, Washakie | 6 hr |
| Jul 15, 3:45 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 45 min |
| Jul 15, 3:47 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 28 min |
| Jul 15, 4:20 PM MDT | Severe Thunderstorm Warning | RIW | Sublette | 25 min |
| Jul 15, 4:45 PM MDT | Severe Thunderstorm Warning | RIW | Sublette | 25 min |
| Jul 15, 7:09 PM MDT | Severe Thunderstorm Warning | CYS | Converse | 51 min |
| Jul 18, 7:45 PM MDT | Severe Thunderstorm Watch | SPC | Crook | 5 hr |
| Jul 18, 7:45 PM MDT | Severe Thunderstorm Watch | SPC | Crook | 5 hr |
| Jul 22, 3:00 PM MDT | Severe Thunderstorm Watch | SPC | Sheridan | 6 hr |
| Jul 22, 6:00 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 90 min |
| Jul 22, 7:09 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 66 min |
| Jul 22, 8:39 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 66 min |
| Jul 23, 3:15 PM MDT | Severe Thunderstorm Watch | SPC | Albany, Goshen, Laramie, Platte | 6 hr |
| Jul 23, 4:45 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Campbell, Crook, Johnson, Sheridan, Weston | 5 hr |
| Jul 23, 4:46 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 59 min |
| Jul 23, 5:04 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 56 min |
| Jul 23, 5:25 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 50 min |
| Jul 23, 7:00 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 45 min |
| Jul 23, 7:02 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 58 min |
| Jul 23, 7:54 PM MDT | Severe Thunderstorm Warning | UNR | Campbell, Crook | 66 min |
| Jul 26, 1:07 AM MDT | Severe Thunderstorm Warning | UNR | Crook | 38 min |
| Jul 26, 4:34 PM MDT | Tornado Warning | UNR | Campbell | 41 min |
| Jul 26, 5:00 PM MDT | Tornado Warning | UNR | Crook | 45 min |
| Jul 26, 5:14 PM MDT | Tornado Warning | UNR | Campbell | 31 min |
| Jul 26, 6:06 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 54 min |
| Jul 26, 7:00 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 60 min |
| Jul 26, 7:24 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 66 min |
| Jul 26, 8:04 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 56 min |
| Jul 27, 7:30 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 45 min |
| Jul 28, 2:30 PM MDT | Severe Thunderstorm Watch | SPC | Campbell, Crook, Niobrara, Weston | 7 hr |
| Jul 28, 3:14 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 61 min |
| Jul 28, 4:07 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 53 min |
| Jul 28, 6:53 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 67 min |
| Aug 3, 4:22 PM MDT | Severe Thunderstorm Warning | RIW | Lincoln | 38 min |
| Aug 8, 4:34 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 41 min |
| Aug 8, 5:10 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 65 min |
| Aug 9, 3:03 PM MDT | Severe Thunderstorm Warning | RIW | Sublette | 42 min |
| Aug 10, 6:00 PM MDT | Severe Thunderstorm Warning | RIW | Hot Springs | 30 min |
| Aug 12, 5:21 PM MDT | Flash Flood Warning | UNR | Weston | 3 hr |
| Aug 18, 4:56 PM MDT | Severe Thunderstorm Warning | RIW | Sweetwater | 49 min |
| Aug 19, 1:36 PM MDT | Severe Thunderstorm Warning | CYS | Albany | 24 min |
| Sep 13, 1:48 PM MDT | Severe Thunderstorm Warning | RIW | Lincoln | 27 min |
| Sep 13, 2:20 PM MDT | Severe Thunderstorm Warning | RIW | Sublette | 30 min |
| Sep 14, 1:45 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 45 min |
| Sep 14, 3:28 PM MDT | Flash Flood Warning | RIW | Fremont | 2 hr |
| Sep 14, 3:37 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 33 min |
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 | 170 |
| Tornado Warning | 17 |
| Severe Thunderstorm Watch | 18 |
| Tornado Watch | 6 |
| Flooding | |
| Flash Flood Warning | 9 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Campbell County45
- Crook County40
- Weston County34
- Laramie County32
- Sheridan County25
- Johnson County20
- Goshen County16
- Niobrara County16
- Platte County15
- Natrona County14
- Converse County13
- Hot Springs County10
- Fremont County9
- Big Horn County7
- Albany County6
- Washakie County5
- Sublette County4
- Sweetwater County3
- Uinta County2
- Lincoln County2
- Park County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20002002
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.