Alert archive / Wyoming / 2017
Weather alerts in Wyoming, August 2017
146 weather alerts in August 2017, 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 2017. Tap one for its archive.
- Alerts
- 146
- Warnings
- 24
- Watches
- 4
- Advisories
- 5
- Busiest day
- August 11, 201717 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 1, 4:52 PM MDT | Special Weather Statement | UNR | Campbell | 38 min |
| Aug 1, 4:59 PM MDT | Special Weather Statement | RIW | Fremont | 16 min |
| Aug 1, 5:18 PM MDT | Special Weather Statement | BYZ | Sheridan | 42 min |
| Aug 1, 5:28 PM MDT | Special Weather Statement | RIW | Fremont | 47 min |
| Aug 1, 5:39 PM MDT | Special Weather Statement | UNR | Campbell | 51 min |
| Aug 1, 6:02 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 58 min |
| Aug 1, 6:06 PM MDT | Special Weather Statement | UNR | Crook | 24 min |
| Aug 1, 6:20 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 30 min |
| Aug 1, 6:21 PM MDT | Special Weather Statement | RIW | Johnson | 39 min |
| Aug 1, 6:24 PM MDT | Severe Thunderstorm Warning | UNR | Campbell, Crook | 66 min |
| Aug 1, 6:31 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 59 min |
| Aug 1, 6:33 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 20 min |
| Aug 1, 6:52 PM MDT | Mesoscale Discussion | SPC | Campbell, Crook, Niobrara, Sheridan, Weston | 83 min |
| Aug 1, 6:54 PM MDT | Special Weather Statement | UNR | Crook | 36 min |
| Aug 1, 6:57 PM MDT | Special Weather Statement | RIW | Johnson | 33 min |
| Aug 1, 7:12 PM MDT | Special Weather Statement | UNR | Crook | 33 min |
| Aug 1, 7:28 PM MDT | Special Weather Statement | UNR | Crook | 47 min |
| Aug 1, 8:06 PM MDT | Special Weather Statement | UNR | Campbell | 39 min |
| Aug 1, 8:08 PM MDT | Special Weather Statement | UNR | Weston | 52 min |
| Aug 1, 10:10 PM MDT | Special Weather Statement | UNR | Weston | 50 min |
| Aug 3, 2:33 PM MDT | Fire Weather Watch | CYS | 12 hr | |
| Aug 4, 2:06 AM MDT | Red Flag Warning | CYS | 17 hr | |
| Aug 4, 8:19 AM MDT | Special Weather Statement | CYS | Laramie | 116 min |
| Aug 4, 2:21 PM MDT | Fire Weather Watch | CYS | 12 hr | |
| Aug 4, 4:39 PM MDT | Special Weather Statement | CYS | Converse | 51 min |
| Aug 4, 5:56 PM MDT | Special Weather Statement | RIW | Hot Springs | 34 min |
| Aug 4, 6:38 PM MDT | Special Weather Statement | RIW | 37 min | |
| Aug 4, 7:15 PM MDT | Special Weather Statement | RIW | Big Horn | 30 min |
| Aug 4, 8:32 PM MDT | Special Weather Statement | RIW | Hot Springs | 43 min |
| Aug 4, 9:09 PM MDT | Special Weather Statement | RIW | Johnson | 36 min |
| Aug 4, 10:03 PM MDT | Special Weather Statement | RIW | Natrona | 27 min |
| Aug 5, 12:29 AM MDT | Special Weather Statement | CYS | Goshen | 46 min |
| Aug 5, 2:41 AM MDT | Red Flag Warning | CYS | 15 hr | |
| Aug 5, 2:28 PM MDT | Mesoscale Discussion | SPC | Albany, Laramie | 2 hr |
| Aug 5, 2:39 PM MDT | Special Weather Statement | CYS | Laramie | 36 min |
| Aug 5, 3:13 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 32 min |
| Aug 5, 3:42 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 33 min |
| Aug 5, 4:07 PM MDT | Special Weather Statement | CYS | Laramie | 38 min |
| Aug 5, 4:20 PM MDT | Areal Flood Advisory | CYS | Laramie | 3 hr |
| Aug 5, 5:40 PM MDT | Special Weather Statement | BYZ | Sheridan | 35 min |
| Aug 5, 8:20 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Laramie, Platte | 25 min |
| Aug 5, 8:26 PM MDT | Special Weather Statement | RIW | Fremont | 34 min |
| Aug 5, 8:45 PM MDT | Special Weather Statement | CYS | Goshen | 45 min |
| Aug 5, 8:54 PM MDT | Special Weather Statement | CYS | Platte | 51 min |
| Aug 5, 9:02 PM MDT | Special Weather Statement | RIW | 28 min | |
| Aug 6, 7:20 AM MDT | Dense Fog Advisory | CYS | Albany, Laramie | 3 hr |
| Aug 6, 6:47 PM MDT | Special Weather Statement | RIW | 43 min | |
| Aug 6, 7:14 PM MDT | Special Weather Statement | RIW | 31 min | |
| Aug 6, 7:46 PM MDT | Special Weather Statement | RIW | 29 min | |
| Aug 6, 8:15 PM MDT | Special Weather Statement | RIW | 30 min | |
| Aug 7, 2:29 PM MDT | Special Weather Statement | RIW | 31 min | |
| Aug 7, 3:40 PM MDT | Special Weather Statement | SLC | Uinta | 35 min |
| Aug 8, 12:50 PM MDT | Special Weather Statement | RIW | Hot Springs | 25 min |
| Aug 8, 1:17 PM MDT | Special Weather Statement | RIW | Fremont | 28 min |
| Aug 8, 2:13 PM MDT | Special Weather Statement | RIW | Lincoln | 32 min |
| Aug 8, 2:18 PM MDT | Special Weather Statement | RIW | Lincoln | 27 min |
| Aug 9, 2:39 PM MDT | Special Weather Statement | SLC | Uinta | 36 min |
| Aug 9, 5:39 PM MDT | Special Weather Statement | UNR | Weston | 51 min |
| Aug 9, 6:49 PM MDT | Special Weather Statement | CYS | Niobrara | 41 min |
| Aug 11, 4:46 AM MDT | Dense Fog Advisory | CYS | Albany, Laramie | 3 hr |
| Aug 11, 12:13 PM MDT | Special Weather Statement | RIW | Natrona | 32 min |
| Aug 11, 12:51 PM MDT | Special Weather Statement | RIW | 24 min | |
| Aug 11, 1:06 PM MDT | Special Weather Statement | UNR | Weston | 39 min |
| Aug 11, 1:26 PM MDT | Special Weather Statement | CYS | Platte | 49 min |
| Aug 11, 1:50 PM MDT | Special Weather Statement | RIW | Natrona | 40 min |
| Aug 11, 2:34 PM MDT | Special Weather Statement | CYS | Goshen | 41 min |
| Aug 11, 2:44 PM MDT | Special Weather Statement | RIW | Fremont | 46 min |
| Aug 11, 4:00 PM MDT | Special Weather Statement | RIW | Fremont | 45 min |
| Aug 11, 4:12 PM MDT | Special Weather Statement | RIW | Big Horn | 33 min |
| Aug 11, 4:15 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Niobrara | 32 min |
| Aug 11, 4:33 PM MDT | Special Weather Statement | RIW | Park | 27 min |
| Aug 11, 4:34 PM MDT | Special Weather Statement | RIW | Fremont | 26 min |
| Aug 11, 4:50 PM MDT | Special Weather Statement | CYS | Goshen | 40 min |
| Aug 11, 5:13 PM MDT | Special Weather Statement | CYS | Platte | 32 min |
| Aug 11, 5:23 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 37 min |
| Aug 11, 5:59 PM MDT | Special Weather Statement | CYS | Laramie | 46 min |
| Aug 11, 6:50 PM MDT | Special Weather Statement | CYS | Laramie | 40 min |
| Aug 11, 8:08 PM MDT | Special Weather Statement | UNR | Campbell | 22 min |
| Aug 11, 8:24 PM MDT | Special Weather Statement | RIW | Natrona | 36 min |
| Aug 11, 9:00 PM MDT | Special Weather Statement | RIW | Natrona | 30 min |
| Aug 12, 2:38 PM MDT | Special Weather Statement | RIW | Fremont | 52 min |
| Aug 12, 2:59 PM MDT | Special Weather Statement | RIW | Fremont | 61 min |
| Aug 12, 3:39 PM MDT | Special Weather Statement | RIW | Fremont | 66 min |
| Aug 12, 4:14 PM MDT | Special Weather Statement | RIW | 46 min | |
| Aug 12, 4:21 PM MDT | Special Weather Statement | RIW | 39 min | |
| Aug 12, 4:45 PM MDT | Special Weather Statement | RIW | 45 min | |
| Aug 12, 4:50 PM MDT | Special Weather Statement | RIW | 25 min | |
| Aug 13, 1:35 PM MDT | Special Weather Statement | RIW | Hot Springs | 40 min |
| Aug 13, 1:41 PM MDT | Special Weather Statement | CYS | Platte | 49 min |
| Aug 13, 1:59 PM MDT | Special Weather Statement | RIW | Teton | 46 min |
| Aug 13, 2:59 PM MDT | Special Weather Statement | RIW | 31 min | |
| Aug 13, 3:46 PM MDT | Special Weather Statement | RIW | Fremont | 44 min |
| Aug 13, 4:46 PM MDT | Special Weather Statement | RIW | Fremont | 44 min |
| Aug 13, 5:12 PM MDT | Special Weather Statement | CYS | Converse | 48 min |
| Aug 13, 5:16 PM MDT | Special Weather Statement | CYS | Platte | 44 min |
| Aug 13, 5:46 PM MDT | Special Weather Statement | CYS | Niobrara | 44 min |
| Aug 13, 5:52 PM MDT | Special Weather Statement | CYS | Converse | 38 min |
| Aug 13, 6:23 PM MDT | Special Weather Statement | CYS | Niobrara | 37 min |
| Aug 13, 6:51 PM MDT | Special Weather Statement | CYS | Goshen | 39 min |
| Aug 13, 6:54 PM MDT | Special Weather Statement | CYS | Niobrara | 51 min |
| Aug 13, 7:10 PM MDT | Special Weather Statement | CYS | Carbon | 50 min |
| Aug 13, 7:13 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 28 min |
| Aug 13, 7:29 PM MDT | Special Weather Statement | CYS | Goshen | 46 min |
| Aug 13, 7:35 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 40 min |
| Aug 14, 2:06 PM MDT | Special Weather Statement | RIW | Sweetwater | 54 min |
| Aug 14, 2:38 PM MDT | Special Weather Statement | RIW | Johnson | 52 min |
| Aug 14, 3:29 PM MDT | Special Weather Statement | CYS | Laramie | 31 min |
| Aug 14, 3:41 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 16 min |
| Aug 14, 4:36 PM MDT | Special Weather Statement | RIW | Natrona | 24 min |
| Aug 14, 4:36 PM MDT | Mesoscale Discussion | SPC | Crook | 114 min |
| Aug 14, 5:55 PM MDT | Special Weather Statement | CYS | Niobrara | 35 min |
| Aug 14, 6:07 PM MDT | Severe Thunderstorm Warning | CYS | Converse, Niobrara | 23 min |
| Aug 14, 6:28 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 47 min |
| Aug 14, 6:37 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 53 min |
| Aug 14, 6:39 PM MDT | Special Weather Statement | RIW | Natrona | 36 min |
| Aug 14, 7:26 PM MDT | Severe Thunderstorm Warning | UNR | Crook, Weston | 49 min |
| Aug 15, 12:53 PM MDT | Special Weather Statement | CYS | 52 min | |
| Aug 15, 1:29 PM MDT | Severe Thunderstorm Warning | CYS | Carbon | 46 min |
| Aug 15, 1:56 PM MDT | Areal Flood Advisory | RIW | Fremont | 2 hr |
| Aug 15, 3:42 PM MDT | Special Weather Statement | CYS | Laramie | 48 min |
| Aug 15, 3:45 PM MDT | Special Weather Statement | CYS | Laramie | 45 min |
| Aug 15, 4:05 PM MDT | Special Weather Statement | CYS | Laramie | 40 min |
| Aug 15, 4:14 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 61 min |
| Aug 19, 12:08 PM MDT | Red Flag Warning | CYS | 8 hr | |
| Aug 20, 2:13 PM MDT | Special Weather Statement | RIW | Sweetwater | 32 min |
| Aug 20, 5:24 PM MDT | Special Weather Statement | CYS | Laramie | 36 min |
| Aug 20, 6:18 PM MDT | Special Weather Statement | RIW | Natrona | 27 min |
| Aug 23, 3:51 PM MDT | Areal Flood Advisory | CYS | Laramie | 3 hr |
| Aug 23, 5:27 PM MDT | Special Weather Statement | CYS | Goshen | 48 min |
| Aug 24, 5:36 PM MDT | Special Weather Statement | CYS | Niobrara | 24 min |
| Aug 24, 6:52 PM MDT | Special Weather Statement | UNR | Campbell | 23 min |
| Aug 24, 8:39 PM MDT | Special Weather Statement | UNR | Weston | 36 min |
| Aug 25, 5:51 PM MDT | Special Weather Statement | RIW | Fremont | 39 min |
| Aug 25, 6:43 PM MDT | Special Weather Statement | RIW | Fremont | 32 min |
| Aug 26, 8:47 AM MDT | Red Flag Warning | RIW | Fremont, Natrona | 10 hr |
| Aug 26, 10:41 AM MDT | Red Flag Warning | CYS | 8 hr | |
| Aug 29, 1:20 PM MDT | Special Weather Statement | RIW | Teton | 25 min |
| Aug 29, 1:24 PM MDT | Special Weather Statement | RIW | Teton | 36 min |
| Aug 29, 4:08 PM MDT | Special Weather Statement | RIW | Fremont | 37 min |
| Aug 29, 4:28 PM MDT | Special Weather Statement | RIW | Fremont | 32 min |
| Aug 29, 4:48 PM MDT | Special Weather Statement | RIW | Hot Springs | 42 min |
| Aug 30, 3:26 PM MDT | Special Weather Statement | RIW | Big Horn | 34 min |
| Aug 30, 3:30 PM MDT | Special Weather Statement | RIW | 30 min | |
| Aug 31, 2:05 PM MDT | Fire Weather Watch | UNR | 15 hr | |
| Aug 31, 2:48 PM MDT | Special Weather Statement | RIW | Natrona | 27 min |
| Aug 31, 2:58 PM MDT | Fire Weather Watch | BYZ | Sheridan | 12 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 | 19 |
| Mesoscale Discussion | 3 |
| Special Weather Statement | 110 |
| Flooding | |
| Areal Flood Advisory | 3 |
| Fire | |
| Red Flag Warning | 5 |
| Fire Weather Watch | 4 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Laramie County20
- Fremont County18
- Niobrara County12
- Crook County10
- Natrona County10
- Goshen County10
- Campbell County8
- Weston County7
- Platte County6
- Sheridan County5
- Johnson County5
- Hot Springs County5
- Converse County4
- Big Horn County3
- Albany County3
- Teton County3
- Uinta County2
- Lincoln County2
- Carbon County2
- Sweetwater County2
- Park County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20162018
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.