Alert archive / Wyoming / Severe Thunderstorm Warnings / 2018
Severe Thunderstorm Warnings in Wyoming, July 2018
186 severe thunderstorm warnings in July 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 July 2018. Tap one for its archive.
- Severe Thunderstorm Warnings
- 186
- Busiest day
- July 29, 201832 severe thunderstorm warnings
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 |
|---|---|---|---|---|
| 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 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Laramie County32
- Campbell County30
- Converse County25
- Johnson County24
- Albany County24
- Platte County21
- Crook County19
- Weston County18
- Goshen County13
- Natrona County12
- Niobrara County12
- Sheridan County8
- Carbon County7
- Fremont County7
- Washakie County6
- Big Horn County6
- Hot Springs County5
- Park County2
- Sublette County1
- Sweetwater County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.