Alert archive / Wyoming / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Wyoming, 2000
129 severe thunderstorm warnings in 2000. 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 2000. Tap one for its archive.
- Severe Thunderstorm Warnings
- 129
- Busiest month
- July45 severe thunderstorm warnings
- Busiest day
- May 17, 200017 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 |
|---|---|---|---|---|
| Feb 14, 4:54 PM MST | Severe Thunderstorm Warning | RIW | Lincoln, Teton | 61 min |
| Feb 14, 5:52 PM MST | Severe Thunderstorm Warning | RIW | Lincoln, Sublette | 58 min |
| Apr 29, 4:37 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 38 min |
| Apr 29, 5:11 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 49 min |
| Apr 29, 6:05 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 40 min |
| May 6, 8:03 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 27 min |
| May 7, 3:01 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 44 min |
| May 7, 3:55 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 50 min |
| May 16, 4:59 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 46 min |
| May 16, 5:28 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 62 min |
| May 16, 5:45 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 45 min |
| May 16, 6:27 PM MDT | Severe Thunderstorm Warning | RIW | Hot Springs | 58 min |
| May 16, 6:29 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 31 min |
| May 16, 6:30 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 50 min |
| May 16, 6:55 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 50 min |
| May 16, 7:05 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 40 min |
| May 16, 7:20 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 60 min |
| May 16, 7:24 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 61 min |
| May 16, 7:26 PM MDT | Severe Thunderstorm Warning | RIW | Washakie | 49 min |
| May 16, 7:45 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 45 min |
| May 16, 8:20 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 60 min |
| May 16, 8:30 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 45 min |
| May 16, 9:15 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 45 min |
| May 16, 9:20 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 45 min |
| May 16, 10:00 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 45 min |
| May 17, 1:11 AM MDT | Severe Thunderstorm Warning | RIW | Fremont | 34 min |
| May 17, 1:55 AM MDT | Severe Thunderstorm Warning | RIW | Fremont | 30 min |
| May 17, 2:33 AM MDT | Severe Thunderstorm Warning | RIW | Fremont | 32 min |
| May 25, 2:37 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 38 min |
| May 25, 3:52 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 48 min |
| May 25, 4:08 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 52 min |
| May 31, 5:22 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 53 min |
| May 31, 6:14 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 36 min |
| May 31, 7:13 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 37 min |
| May 31, 7:48 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 47 min |
| Jun 9, 12:32 PM MDT | Severe Thunderstorm Warning | RIW | Park | 43 min |
| Jun 9, 1:25 PM MDT | Severe Thunderstorm Warning | RIW | Park | 35 min |
| Jun 9, 1:53 PM MDT | Severe Thunderstorm Warning | RIW | Big Horn | 42 min |
| Jun 9, 3:27 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 48 min |
| Jun 9, 6:18 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 57 min |
| Jun 9, 6:24 PM MDT | Severe Thunderstorm Warning | RIW | Washakie | 31 min |
| Jun 22, 4:14 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 61 min |
| Jun 22, 4:54 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 61 min |
| Jun 22, 5:54 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 26 min |
| Jun 22, 6:11 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 44 min |
| Jun 22, 6:53 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 27 min |
| Jun 23, 6:16 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 44 min |
| Jun 24, 12:02 AM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 43 min |
| Jun 24, 3:15 AM MDT | Severe Thunderstorm Warning | UNR | Campbell | 20 min |
| Jun 24, 3:28 AM MDT | Severe Thunderstorm Warning | UNR | Weston | 47 min |
| Jun 24, 4:15 AM MDT | Severe Thunderstorm Warning | UNR | Weston | 45 min |
| Jun 24, 9:45 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 60 min |
| Jun 24, 10:45 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 45 min |
| Jun 24, 11:00 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 60 min |
| Jun 24, 11:57 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 28 min |
| Jun 25, 12:24 AM MDT | Severe Thunderstorm Warning | UNR | Campbell | 21 min |
| Jun 25, 12:45 AM MDT | Severe Thunderstorm Warning | UNR | Crook | 60 min |
| Jun 27, 2:09 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Platte | 51 min |
| Jun 27, 3:01 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 44 min |
| Jun 27, 3:32 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 58 min |
| Jun 29, 3:27 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 63 min |
| Jul 2, 5:43 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 62 min |
| Jul 2, 6:50 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 55 min |
| Jul 2, 6:53 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 67 min |
| Jul 2, 7:44 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 46 min |
| Jul 4, 4:33 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 57 min |
| Jul 4, 5:37 PM MDT | Severe Thunderstorm Warning | UNR | Campbell, Crook | 38 min |
| Jul 4, 6:35 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 40 min |
| Jul 10, 4:08 PM MDT | Severe Thunderstorm Warning | SLC | Uinta | 32 min |
| Jul 10, 4:48 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 57 min |
| Jul 10, 6:04 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 56 min |
| Jul 10, 7:47 PM MDT | Severe Thunderstorm Warning | UNR | Campbell, Crook, Weston | 58 min |
| Jul 10, 8:05 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 25 min |
| Jul 10, 8:45 PM MDT | Severe Thunderstorm Warning | UNR | Crook, Weston | 45 min |
| Jul 10, 9:10 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 35 min |
| Jul 12, 4:37 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 28 min |
| Jul 16, 1:40 AM MDT | Severe Thunderstorm Warning | UNR | Campbell | 35 min |
| Jul 16, 7:17 AM MDT | Severe Thunderstorm Warning | UNR | Crook, Weston | 58 min |
| Jul 16, 6:34 PM MDT | Severe Thunderstorm Warning | CYS | Carbon | 41 min |
| Jul 18, 2:51 PM MDT | Severe Thunderstorm Warning | RIW | Hot Springs, Washakie | 39 min |
| Jul 18, 5:17 PM MDT | Severe Thunderstorm Warning | RIW | Johnson, Natrona | 28 min |
| Jul 19, 5:51 PM MDT | Severe Thunderstorm Warning | RIW | Hot Springs | 39 min |
| Jul 20, 3:28 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 47 min |
| Jul 20, 3:28 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 32 min |
| Jul 20, 4:10 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 50 min |
| Jul 20, 4:51 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 39 min |
| Jul 20, 5:35 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 40 min |
| Jul 20, 5:46 PM MDT | Severe Thunderstorm Warning | RIW | Big Horn | 44 min |
| Jul 20, 6:17 PM MDT | Severe Thunderstorm Warning | CYS | Laramie, Platte | 43 min |
| Jul 20, 6:33 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 42 min |
| Jul 20, 6:59 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 46 min |
| Jul 20, 8:28 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 47 min |
| Jul 20, 9:15 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 30 min |
| Jul 21, 3:10 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 50 min |
| Jul 21, 4:09 PM MDT | Severe Thunderstorm Warning | UNR | Campbell, Crook | 51 min |
| Jul 21, 4:57 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 48 min |
| Jul 26, 5:54 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 51 min |
| Jul 26, 7:08 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 37 min |
| Jul 26, 7:58 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 47 min |
| Jul 27, 2:55 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 35 min |
| Jul 27, 3:51 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 24 min |
| Jul 27, 8:05 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 40 min |
| Jul 27, 8:35 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 55 min |
| Jul 27, 8:42 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 63 min |
| Jul 27, 9:26 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 34 min |
| Jul 30, 4:42 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 33 min |
| Aug 1, 10:02 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 43 min |
| Aug 2, 4:04 PM MDT | Severe Thunderstorm Warning | UNR | Crook, Weston | 56 min |
| Aug 2, 4:38 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 52 min |
| Aug 2, 4:59 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 31 min |
| Aug 2, 5:28 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 47 min |
| Aug 3, 1:03 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 57 min |
| Aug 3, 1:58 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 47 min |
| Aug 3, 2:30 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 45 min |
| Aug 3, 2:40 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 50 min |
| Aug 3, 3:53 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 52 min |
| Aug 3, 4:11 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 19 min |
| Aug 4, 6:30 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 45 min |
| Aug 4, 6:55 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 50 min |
| Aug 4, 8:11 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 49 min |
| Aug 9, 5:56 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 49 min |
| Aug 9, 6:26 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 34 min |
| Aug 10, 7:18 PM MDT | Severe Thunderstorm Warning | RIW | Teton | 27 min |
| Aug 10, 8:09 PM MDT | Severe Thunderstorm Warning | RIW | Park | 56 min |
| Aug 18, 4:12 PM MDT | Severe Thunderstorm Warning | RIW | Lincoln | 48 min |
| Aug 19, 6:50 PM MDT | Severe Thunderstorm Warning | RIW | Park | 30 min |
| Sep 1, 1:31 PM MDT | Severe Thunderstorm Warning | RIW | Teton | 44 min |
| Sep 1, 2:01 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 44 min |
| Oct 24, 7:02 PM MDT | Severe Thunderstorm Warning | CYS | Albany | 28 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Crook County22
- Campbell County20
- Laramie County15
- Weston County14
- Goshen County13
- Platte County12
- Johnson County6
- Fremont County5
- Sheridan County5
- Niobrara County4
- Park County4
- Natrona County4
- Lincoln County3
- Teton County3
- Hot Springs County3
- Washakie County3
- Big Horn County2
- Sublette County1
- Uinta County1
- Carbon County1
- Albany County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19992001
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.