Alert archive / Wyoming / 2015
Weather alerts in Wyoming, August 2015
181 weather alerts in August 2015, 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 August 2015. Tap one for its archive.
- Alerts
- 181
- Warnings
- 39
- Watches
- 18
- Advisories
- 4
- Busiest day
- August 18, 201522 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 |
|---|---|---|---|---|
| Aug 2, 1:31 PM MDT | Mesoscale Discussion | SPC | Goshen | 119 min |
| Aug 3, 12:52 AM MDT | Flash Flood Watch | RIW | Fremont, Lincoln, Sublette | 25 hr |
| Aug 3, 1:50 PM MDT | Flash Flood Watch | UNR | Crook, Weston | 31 hr |
| Aug 3, 2:58 PM MDT | Special Weather Statement | RIW | Natrona | 47 min |
| Aug 3, 3:16 PM MDT | Special Weather Statement | RIW | Washakie | 44 min |
| Aug 3, 3:49 PM MDT | Special Weather Statement | RIW | Natrona | 41 min |
| Aug 3, 3:53 PM MDT | Special Weather Statement | RIW | 22 min | |
| Aug 3, 4:03 PM MDT | Special Weather Statement | RIW | Washakie | 42 min |
| Aug 3, 4:13 PM MDT | Special Weather Statement | CYS | Converse | 47 min |
| Aug 3, 4:21 PM MDT | Special Weather Statement | RIW | 39 min | |
| Aug 3, 4:49 PM MDT | Special Weather Statement | RIW | Fremont | 41 min |
| Aug 3, 5:11 PM MDT | Special Weather Statement | RIW | Johnson | 64 min |
| Aug 3, 5:31 PM MDT | Special Weather Statement | RIW | Sweetwater | 44 min |
| Aug 3, 7:31 PM MDT | Special Weather Statement | UNR | Campbell | 44 min |
| Aug 3, 7:49 PM MDT | Special Weather Statement | UNR | Campbell | 41 min |
| Aug 3, 11:10 PM MDT | Special Weather Statement | BYZ | Sheridan | 110 min |
| Aug 4, 1:14 PM MDT | Severe Thunderstorm Warning | UNR | Crook, Weston | 46 min |
| Aug 4, 1:23 PM MDT | Special Weather Statement | UNR | Crook | 22 min |
| Aug 4, 1:50 PM MDT | Flash Flood Warning | UNR | Crook | 3 hr |
| Aug 4, 4:04 PM MDT | Areal Flood Advisory | UNR | Crook, Weston | 4 hr |
| Aug 4, 5:03 PM MDT | Areal Flood Advisory | CYS | Niobrara | 3 hr |
| Aug 5, 12:40 PM MDT | Mesoscale Discussion | SPC | Teton | 2 hr |
| Aug 5, 1:37 PM MDT | Severe Thunderstorm Watch | SPC | Teton | 5 hr |
| Aug 5, 1:54 PM MDT | Fire Weather Watch | CYS | 12 hr | |
| Aug 5, 3:09 PM MDT | Special Weather Statement | RIW | Hot Springs | 36 min |
| Aug 5, 3:46 PM MDT | Special Weather Statement | RIW | Big Horn | 44 min |
| Aug 5, 4:12 PM MDT | Severe Thunderstorm Warning | RIW | Park, Teton | 33 min |
| Aug 5, 4:15 PM MDT | Special Weather Statement | RIW | Big Horn | 45 min |
| Aug 5, 4:22 PM MDT | Special Weather Statement | RIW | Teton | 38 min |
| Aug 5, 5:08 PM MDT | Severe Thunderstorm Warning | UNR | Campbell, Crook | 52 min |
| Aug 5, 5:30 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 60 min |
| Aug 5, 5:35 PM MDT | Special Weather Statement | BYZ | Sheridan | 55 min |
| Aug 5, 5:35 PM MDT | Special Weather Statement | RIW | Big Horn | 40 min |
| Aug 5, 5:50 PM MDT | Severe Thunderstorm Warning | UNR | Campbell, Crook | 55 min |
| Aug 5, 6:21 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 54 min |
| Aug 5, 6:44 PM MDT | Special Weather Statement | UNR | Crook | 46 min |
| Aug 5, 7:00 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 60 min |
| Aug 6, 12:17 AM MDT | Special Weather Statement | RIW | Johnson | 13 min |
| Aug 6, 1:48 AM MDT | Red Flag Warning | CYS | 16 hr | |
| Aug 7, 8:10 PM MDT | Severe Thunderstorm Warning | SLC | Uinta | 70 min |
| Aug 8, 12:09 PM MDT | Special Weather Statement | RIW | Park | 51 min |
| Aug 8, 1:02 PM MDT | Special Weather Statement | RIW | Hot Springs | 43 min |
| Aug 8, 1:16 PM MDT | Special Weather Statement | RIW | Washakie | 44 min |
| Aug 8, 1:42 PM MDT | Special Weather Statement | RIW | Washakie | 48 min |
| Aug 8, 2:18 PM MDT | Mesoscale Discussion | SPC | Campbell, Crook, Weston | 87 min |
| Aug 8, 2:28 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 47 min |
| Aug 8, 3:05 PM MDT | Severe Thunderstorm Watch | SPC | Campbell, Crook, Weston | 7 hr |
| Aug 8, 5:14 PM MDT | Special Weather Statement | UNR | Campbell | 31 min |
| Aug 8, 5:15 PM MDT | Special Weather Statement | UNR | Crook | 30 min |
| Aug 8, 5:36 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 39 min |
| Aug 8, 6:09 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 51 min |
| Aug 8, 7:07 PM MDT | Mesoscale Discussion | SPC | Campbell, Crook, Weston | 53 min |
| Aug 11, 6:29 PM MDT | Special Weather Statement | UNR | Crook | 46 min |
| Aug 12, 2:45 PM MDT | Special Weather Statement | RIW | Johnson | 45 min |
| Aug 12, 3:01 PM MDT | Special Weather Statement | RIW | Johnson | 44 min |
| Aug 12, 3:16 PM MDT | Special Weather Statement | RIW | Hot Springs | 44 min |
| Aug 12, 3:45 PM MDT | Special Weather Statement | RIW | Hot Springs | 45 min |
| Aug 12, 4:09 PM MDT | Areal Flood Advisory | RIW | Hot Springs | 3 hr |
| Aug 12, 4:10 PM MDT | Areal Flood Advisory | RIW | Hot Springs | 3 hr |
| Aug 12, 8:19 PM MDT | Special Weather Statement | RIW | Lincoln | 41 min |
| Aug 14, 2:38 PM MDT | Special Weather Statement | RIW | 52 min | |
| Aug 14, 3:43 PM MDT | Special Weather Statement | RIW | Big Horn | 47 min |
| Aug 14, 4:17 PM MDT | Special Weather Statement | RIW | Teton | 43 min |
| Aug 14, 4:27 PM MDT | Special Weather Statement | CYS | Albany | 33 min |
| Aug 14, 4:52 PM MDT | Special Weather Statement | CYS | Albany | 38 min |
| Aug 14, 5:20 PM MDT | Special Weather Statement | CYS | Laramie | 40 min |
| Aug 14, 5:56 PM MDT | Special Weather Statement | RIW | 49 min | |
| Aug 14, 5:59 PM MDT | Special Weather Statement | RIW | Teton | 46 min |
| Aug 14, 6:00 PM MDT | Special Weather Statement | CYS | Laramie | 45 min |
| Aug 14, 6:43 PM MDT | Special Weather Statement | RIW | 77 min | |
| Aug 14, 6:52 PM MDT | Special Weather Statement | CYS | Converse | 53 min |
| Aug 14, 7:22 PM MDT | Special Weather Statement | RIW | Teton | 53 min |
| Aug 14, 7:38 PM MDT | Severe Thunderstorm Warning | RIW | Park, Teton | 37 min |
| Aug 14, 7:42 PM MDT | Special Weather Statement | CYS | Converse | 33 min |
| Aug 14, 7:45 PM MDT | Special Weather Statement | CYS | Converse | 30 min |
| Aug 14, 8:15 PM MDT | Special Weather Statement | UNR | Campbell | 30 min |
| Aug 14, 8:18 PM MDT | Special Weather Statement | CYS | Niobrara | 27 min |
| Aug 14, 8:27 PM MDT | Special Weather Statement | RIW | Teton | 48 min |
| Aug 14, 8:30 PM MDT | Severe Thunderstorm Warning | CYS | Converse, Niobrara | 30 min |
| Aug 14, 9:05 PM MDT | Special Weather Statement | CYS | Niobrara | 25 min |
| Aug 15, 3:01 PM MDT | Special Weather Statement | CYS | Laramie | 44 min |
| Aug 16, 12:08 PM MDT | Mesoscale Discussion | SPC | Albany, Laramie | 3 hr |
| Aug 16, 12:09 PM MDT | Special Weather Statement | CYS | Albany | 66 min |
| Aug 16, 1:40 PM MDT | Special Weather Statement | CYS | Laramie | 50 min |
| Aug 16, 2:17 PM MDT | Fire Weather Watch | CYS | 13 hr | |
| Aug 16, 2:21 PM MDT | Red Flag Warning | RIW | Lincoln, Sweetwater, Uinta | 31 hr |
| Aug 16, 2:29 PM MDT | Special Weather Statement | CYS | Laramie | 46 min |
| Aug 16, 3:21 PM MDT | Special Weather Statement | RIW | Natrona | 39 min |
| Aug 16, 4:14 PM MDT | Special Weather Statement | CYS | Carbon | 46 min |
| Aug 16, 4:47 PM MDT | Special Weather Statement | CYS | 43 min | |
| Aug 16, 4:57 PM MDT | Special Weather Statement | CYS | 48 min | |
| Aug 16, 5:12 PM MDT | Special Weather Statement | CYS | Platte | 48 min |
| Aug 16, 5:22 PM MDT | Special Weather Statement | CYS | Albany | 38 min |
| Aug 16, 5:24 PM MDT | Mesoscale Discussion | SPC | Albany, Goshen, Laramie, Platte | 2 hr |
| Aug 16, 5:52 PM MDT | Special Weather Statement | CYS | Albany | 38 min |
| Aug 16, 6:30 PM MDT | Special Weather Statement | CYS | Laramie | 45 min |
| Aug 16, 7:04 PM MDT | Special Weather Statement | CYS | Laramie | 41 min |
| Aug 17, 3:13 AM MDT | Red Flag Warning | CYS | 19 hr | |
| Aug 17, 1:10 PM MDT | Mesoscale Discussion | SPC | Big Horn, Campbell, Converse, Crook, Hot Springs, Johnson and 4 more | 3 hr |
| Aug 17, 1:59 PM MDT | Mesoscale Discussion | SPC | Laramie | 2 hr |
| Aug 17, 2:47 PM MDT | Severe Thunderstorm Watch | SPC | Albany, Big Horn, Campbell, Converse, Crook, Goshen and 8 more | 7 hr |
| Aug 17, 5:21 PM MDT | Special Weather Statement | BYZ | Sheridan | 54 min |
| Aug 17, 5:26 PM MDT | Special Weather Statement | RIW | Natrona | 49 min |
| Aug 17, 5:32 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 43 min |
| Aug 17, 5:41 PM MDT | Special Weather Statement | RIW | Park | 49 min |
| Aug 17, 6:01 PM MDT | Special Weather Statement | RIW | Johnson | 44 min |
| Aug 17, 6:11 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 39 min |
| Aug 17, 6:16 PM MDT | Mesoscale Discussion | SPC | Albany, Big Horn, Campbell, Converse, Crook, Goshen and 8 more | 89 min |
| Aug 17, 6:17 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 43 min |
| Aug 17, 6:22 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 68 min |
| Aug 17, 6:41 PM MDT | Special Weather Statement | RIW | Washakie | 49 min |
| Aug 17, 6:42 PM MDT | Special Weather Statement | CYS | Converse | 33 min |
| Aug 17, 6:57 PM MDT | Severe Thunderstorm Warning | RIW | Johnson, Natrona | 48 min |
| Aug 17, 7:00 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 60 min |
| Aug 17, 7:23 PM MDT | Severe Thunderstorm Warning | CYS | Converse | 52 min |
| Aug 17, 7:30 PM MDT | Severe Thunderstorm Warning | UNR | Campbell, Crook, Weston | 49 min |
| Aug 17, 7:31 PM MDT | Special Weather Statement | RIW | Fremont, Natrona | 44 min |
| Aug 17, 8:11 PM MDT | Severe Thunderstorm Warning | CYS | Converse, Niobrara | 27 min |
| Aug 17, 8:11 PM MDT | Severe Thunderstorm Warning | CYS | Converse, Niobrara | 49 min |
| Aug 17, 8:26 PM MDT | Special Weather Statement | CYS | 34 min | |
| Aug 17, 8:47 PM MDT | Special Weather Statement | CYS | Niobrara | 28 min |
| Aug 17, 9:03 PM MDT | Special Weather Statement | CYS | Niobrara | 27 min |
| Aug 17, 9:17 PM MDT | Special Weather Statement | CYS | 28 min | |
| Aug 17, 9:34 PM MDT | Special Weather Statement | CYS | Niobrara | 26 min |
| Aug 17, 10:09 PM MDT | Special Weather Statement | CYS | Niobrara | 36 min |
| Aug 17, 10:16 PM MDT | Special Weather Statement | CYS | Goshen | 29 min |
| Aug 17, 10:46 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Niobrara, Platte | 44 min |
| Aug 19, 1:27 AM MDT | Fire Weather Watch | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 4 more | 22 hr |
| Aug 19, 2:08 AM MDT | Fire Weather Watch | CYS | 35 hr | |
| Aug 19, 2:24 PM MDT | Fire Weather Watch | UNR | 24 hr | |
| Aug 19, 11:05 PM MDT | Fire Weather Watch | RIW | Fremont, Lincoln, Park, Sublette, Teton | 19 hr |
| Aug 19, 11:05 PM MDT | Red Flag Warning | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 6 more | 69 hr |
| Aug 20, 1:22 PM MDT | Red Flag Warning | CYS | 32 hr | |
| Aug 20, 2:41 PM MDT | Red Flag Warning | UNR | 29 hr | |
| Aug 20, 9:44 PM MDT | Fire Weather Watch | CYS | 28 hr | |
| Aug 22, 1:35 AM MDT | Red Flag Warning | CYS | 18 hr | |
| Aug 25, 2:25 PM MDT | Special Weather Statement | RIW | Hot Springs | 35 min |
| Aug 25, 3:34 PM MDT | Special Weather Statement | RIW | Washakie | 41 min |
| Aug 25, 4:31 PM MDT | Special Weather Statement | RIW | 44 min | |
| Aug 26, 6:10 PM MDT | Special Weather Statement | CYS | Niobrara | 35 min |
| Aug 26, 6:33 PM MDT | Special Weather Statement | CYS | Niobrara | 42 min |
| Aug 26, 7:38 PM MDT | Special Weather Statement | UNR | Weston | 52 min |
| Aug 26, 7:58 PM MDT | Special Weather Statement | UNR | Crook | 47 min |
| Aug 26, 8:10 PM MDT | Special Weather Statement | UNR | Weston | 50 min |
| Aug 26, 8:14 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 41 min |
| Aug 26, 8:48 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 34 min |
| Aug 27, 1:34 PM MDT | Fire Weather Watch | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 4 more | 22 hr |
| Aug 27, 3:31 PM MDT | Special Weather Statement | RIW | Park | 44 min |
| Aug 27, 4:19 PM MDT | Special Weather Statement | RIW | Hot Springs | 56 min |
| Aug 27, 5:19 PM MDT | Special Weather Statement | RIW | Hot Springs | 56 min |
| Aug 27, 6:00 PM MDT | Special Weather Statement | RIW | Sweetwater | 45 min |
| Aug 27, 6:29 PM MDT | Special Weather Statement | BYZ | Sheridan | 31 min |
| Aug 27, 7:10 PM MDT | Special Weather Statement | RIW | Fremont | 50 min |
| Aug 27, 7:54 PM MDT | Special Weather Statement | RIW | Fremont | 51 min |
| Aug 27, 8:28 PM MDT | Special Weather Statement | RIW | Fremont | 47 min |
| Aug 27, 9:13 PM MDT | Special Weather Statement | RIW | 47 min | |
| Aug 28, 11:58 AM MDT | Red Flag Warning | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 6 more | 63 hr |
| Aug 28, 2:50 PM MDT | Fire Weather Watch | UNR | 24 hr | |
| Aug 29, 3:48 AM MDT | Red Flag Warning | UNR | 40 hr | |
| Aug 29, 10:45 AM MDT | Fire Weather Watch | CYS | 3 hr | |
| Aug 29, 1:58 PM MDT | Red Flag Warning | CYS | 27 hr | |
| Aug 29, 11:21 PM MDT | Special Weather Statement | RIW | Teton | 54 min |
| Aug 30, 2:10 AM MDT | Special Weather Statement | RIW | 35 min | |
| Aug 30, 9:25 AM MDT | Red Flag Warning | RIW | Johnson | 18 hr |
| Aug 30, 11:43 AM MDT | Special Weather Statement | RIW | Sweetwater | 47 min |
| Aug 30, 12:23 PM MDT | Special Weather Statement | RIW | Sweetwater | 37 min |
| Aug 30, 1:35 PM MDT | Special Weather Statement | RIW | Sweetwater | 40 min |
| Aug 30, 2:00 PM MDT | Special Weather Statement | RIW | 30 min | |
| Aug 30, 2:17 PM MDT | Special Weather Statement | RIW | Sweetwater | 43 min |
| Aug 30, 2:20 PM MDT | Special Weather Statement | RIW | Johnson | 25 min |
| Aug 30, 2:39 PM MDT | Special Weather Statement | RIW | 36 min | |
| Aug 30, 2:53 PM MDT | Special Weather Statement | CYS | Carbon | 52 min |
| Aug 30, 2:59 PM MDT | Special Weather Statement | RIW | Sweetwater | 46 min |
| Aug 30, 3:51 PM MDT | Special Weather Statement | RIW | Natrona | 39 min |
| Aug 30, 4:41 PM MDT | Special Weather Statement | RIW | Natrona | 34 min |
| Aug 30, 7:03 PM MDT | Special Weather Statement | RIW | Fremont | 42 min |
| Aug 31, 1:31 PM MDT | Fire Weather Watch | CYS | 29 hr | |
| Aug 31, 2:06 PM MDT | Fire Weather Watch | UNR | 23 hr | |
| Aug 31, 2:51 PM MDT | Special Weather Statement | CYS | Albany | 54 min |
| Aug 31, 3:11 PM MDT | Fire Weather Watch | RIW | Big Horn, Fremont, Lincoln, Park, Sublette, Sweetwater and 2 more | 20 hr |
| Aug 31, 3:11 PM MDT | Red Flag Warning | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 6 more | 54 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 | 26 |
| Severe Thunderstorm Watch | 3 |
| Mesoscale Discussion | 9 |
| Special Weather Statement | 111 |
| Flooding | |
| Flash Flood Warning | 1 |
| Flash Flood Watch | 2 |
| Areal Flood Advisory | 4 |
| Fire | |
| Red Flag Warning | 12 |
| Fire Weather Watch | 13 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Crook County22
- Natrona County17
- Johnson County17
- Weston County16
- Campbell County15
- Niobrara County15
- Teton County15
- Hot Springs County15
- Fremont County14
- Washakie County14
- Sweetwater County14
- Big Horn County13
- Park County13
- Converse County12
- Laramie County12
- Lincoln County10
- Albany County10
- Uinta County8
- Sheridan County7
- Goshen County6
- Sublette County6
- Platte County5
- Carbon County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20142016
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.