Alert archive / Wyoming / 2016
Weather alerts in Wyoming, September 2016
167 weather alerts in September 2016, 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 September 2016. Tap one for its archive.
- Alerts
- 167
- Warnings
- 37
- Watches
- 18
- Advisories
- 9
- Busiest day
- September 4, 201640 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 31, 8:32 PM MDT | Fire Weather Watch | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more | 23 hr |
| Aug 31, 8:32 PM MDT | Red Flag Warning | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 6 more | 48 hr |
| Sep 1, 2:10 AM MDT | Fire Weather Watch | CYS | 24 hr | |
| Sep 1, 3:33 AM MDT | Fire Weather Watch | UNR | 10 hr | |
| Sep 1, 11:26 AM MDT | Red Flag Warning | BYZ | Big Horn, Johnson, Sheridan, Washakie | 34 hr |
| Sep 1, 2:01 PM MDT | Red Flag Warning | UNR | 30 hr | |
| Sep 1, 2:19 PM MDT | Red Flag Warning | CYS | 25 hr | |
| Sep 1, 2:36 PM MDT | Special Weather Statement | RIW | Hot Springs | 24 min |
| Sep 1, 4:48 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 57 min |
| Sep 1, 6:16 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 44 min |
| Sep 1, 6:33 PM MDT | Mesoscale Discussion | SPC | Campbell, Crook, Sheridan | 117 min |
| Sep 1, 6:56 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 47 min |
| Sep 1, 7:41 PM MDT | Special Weather Statement | BYZ | Sheridan | 49 min |
| Sep 1, 7:50 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 55 min |
| Sep 1, 7:59 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 61 min |
| Sep 2, 2:01 PM MDT | Special Weather Statement | RIW | Big Horn | 29 min |
| Sep 2, 4:16 PM MDT | Mesoscale Discussion | SPC | Crook | 2 hr |
| Sep 3, 2:24 AM MDT | Special Weather Statement | RIW | Fremont | 36 min |
| Sep 3, 11:47 AM MDT | Special Weather Statement | CYS | 43 min | |
| Sep 3, 12:12 PM MDT | Areal Flood Advisory | CYS | Carbon | 3 hr |
| Sep 3, 1:12 PM MDT | Special Weather Statement | RIW | Natrona | 33 min |
| Sep 3, 1:51 PM MDT | Special Weather Statement | RIW | Natrona | 24 min |
| Sep 3, 2:06 PM MDT | Special Weather Statement | RIW | 24 min | |
| Sep 3, 2:08 PM MDT | Special Weather Statement | RIW | Natrona | 37 min |
| Sep 3, 2:32 PM MDT | Areal Flood Advisory | CYS | Laramie | 3 hr |
| Sep 3, 6:30 PM MDT | Special Weather Statement | RIW | Natrona | 30 min |
| Sep 3, 6:55 PM MDT | Special Weather Statement | RIW | Natrona | 20 min |
| Sep 3, 7:11 PM MDT | Special Weather Statement | RIW | Natrona | 34 min |
| Sep 3, 8:19 PM MDT | Special Weather Statement | RIW | Natrona | 41 min |
| Sep 3, 8:25 PM MDT | Special Weather Statement | RIW | Lincoln | 35 min |
| Sep 4, 11:53 AM MDT | Special Weather Statement | CYS | Albany | 37 min |
| Sep 4, 12:44 PM MDT | Special Weather Statement | RIW | Park | 46 min |
| Sep 4, 12:46 PM MDT | Special Weather Statement | RIW | Sweetwater | 44 min |
| Sep 4, 12:48 PM MDT | Special Weather Statement | RIW | Sublette | 27 min |
| Sep 4, 12:50 PM MDT | Special Weather Statement | CYS | Albany | 40 min |
| Sep 4, 1:10 PM MDT | Special Weather Statement | RIW | 35 min | |
| Sep 4, 1:12 PM MDT | Special Weather Statement | RIW | Natrona | 48 min |
| Sep 4, 1:14 PM MDT | Special Weather Statement | RIW | Sublette | 31 min |
| Sep 4, 1:17 PM MDT | Special Weather Statement | RIW | Park | 28 min |
| Sep 4, 1:23 PM MDT | Special Weather Statement | RIW | 37 min | |
| Sep 4, 1:35 PM MDT | Special Weather Statement | CYS | Albany, Platte | 40 min |
| Sep 4, 1:42 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 48 min |
| Sep 4, 1:48 PM MDT | Special Weather Statement | CYS | Niobrara | 42 min |
| Sep 4, 1:53 PM MDT | Special Weather Statement | RIW | Natrona | 52 min |
| Sep 4, 1:55 PM MDT | Severe Thunderstorm Warning | RIW | Fremont, Sweetwater | 50 min |
| Sep 4, 1:59 PM MDT | Special Weather Statement | RIW | Sublette | 31 min |
| Sep 4, 2:25 PM MDT | Special Weather Statement | RIW | 35 min | |
| Sep 4, 2:36 PM MDT | Severe Thunderstorm Warning | RIW | Fremont, Sweetwater | 24 min |
| Sep 4, 2:41 PM MDT | Special Weather Statement | RIW | 34 min | |
| Sep 4, 2:46 PM MDT | Special Weather Statement | CYS | Niobrara | 44 min |
| Sep 4, 2:56 PM MDT | Special Weather Statement | RIW | Natrona | 49 min |
| Sep 4, 2:59 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 46 min |
| Sep 4, 3:08 PM MDT | Special Weather Statement | RIW | 37 min | |
| Sep 4, 3:13 PM MDT | Special Weather Statement | CYS | Niobrara | 47 min |
| Sep 4, 3:25 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 20 min |
| Sep 4, 3:47 PM MDT | Special Weather Statement | RIW | 28 min | |
| Sep 4, 3:55 PM MDT | Special Weather Statement | RIW | Hot Springs | 50 min |
| Sep 4, 4:10 PM MDT | Special Weather Statement | RIW | Natrona | 50 min |
| Sep 4, 4:17 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 28 min |
| Sep 4, 4:24 PM MDT | Special Weather Statement | RIW | 36 min | |
| Sep 4, 4:40 PM MDT | Special Weather Statement | CYS | Laramie | 35 min |
| Sep 4, 4:43 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 62 min |
| Sep 4, 4:54 PM MDT | Special Weather Statement | RIW | 51 min | |
| Sep 4, 5:00 PM MDT | Special Weather Statement | CYS | Laramie | 45 min |
| Sep 4, 5:29 PM MDT | Special Weather Statement | CYS | Converse | 61 min |
| Sep 4, 6:20 PM MDT | Special Weather Statement | RIW | Fremont | 40 min |
| Sep 4, 7:48 PM MDT | Special Weather Statement | RIW | Sweetwater | 42 min |
| Sep 4, 9:05 PM MDT | Special Weather Statement | RIW | Sweetwater | 40 min |
| Sep 4, 9:42 PM MDT | Special Weather Statement | RIW | 33 min | |
| Sep 5, 1:26 AM MDT | Special Weather Statement | RIW | Hot Springs | 49 min |
| Sep 5, 2:49 AM MDT | Freeze Watch | RIW | Fremont, Lincoln, Sublette, Sweetwater, Teton | 12 hr |
| Sep 5, 1:52 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 53 min |
| Sep 5, 2:33 PM MDT | Red Flag Warning | CYS | 5 hr | |
| Sep 5, 2:41 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 64 min |
| Sep 5, 2:43 PM MDT | Special Weather Statement | UNR | Crook | 17 min |
| Sep 5, 3:03 PM MDT | Freeze Warning | RIW | Fremont, Lincoln, Sublette, Sweetwater, Teton | 18 hr |
| Sep 5, 5:09 PM MDT | Mesoscale Discussion | SPC | Goshen, Niobrara, Weston | 3 hr |
| Sep 5, 9:17 PM MDT | Special Weather Statement | CYS | Goshen | 43 min |
| Sep 6, 2:30 AM MDT | Fire Weather Watch | RIW | Fremont, Lincoln, Natrona, Sweetwater, Uinta | 24 hr |
| Sep 6, 3:22 AM MDT | Fire Weather Watch | CYS | 22 hr | |
| Sep 6, 1:34 PM MDT | Mesoscale Discussion | SPC | Converse, Laramie, Natrona, Platte | 2 hr |
| Sep 6, 4:48 PM MDT | Special Weather Statement | CYS | Goshen | 42 min |
| Sep 6, 5:59 PM MDT | Special Weather Statement | CYS | Laramie | 31 min |
| Sep 6, 6:04 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Laramie | 26 min |
| Sep 6, 6:28 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Laramie | 32 min |
| Sep 7, 1:37 AM MDT | Fire Weather Watch | CYS | 25 hr | |
| Sep 7, 1:37 AM MDT | Red Flag Warning | CYS | 18 hr | |
| Sep 7, 2:44 AM MDT | Red Flag Warning | RIW | Fremont, Lincoln, Natrona, Sweetwater, Uinta | 41 hr |
| Sep 7, 2:29 PM MDT | Red Flag Warning | CYS | 30 hr | |
| Sep 9, 3:30 AM MDT | Freeze Watch | CYS | Albany, Carbon | 11 hr |
| Sep 9, 12:07 PM MDT | Fire Weather Watch | RIW | Fremont, Hot Springs, Johnson, Lincoln, Natrona, Park and 5 more | 15 hr |
| Sep 9, 1:50 PM MDT | Fire Weather Watch | CYS | 13 hr | |
| Sep 9, 2:16 PM MDT | Freeze Warning | CYS | Albany, Carbon | 18 hr |
| Sep 10, 3:02 AM MDT | Fire Weather Watch | RIW | Fremont, Johnson, Lincoln, Natrona, Park, Sublette and 1 more | 18 hr |
| Sep 10, 3:02 AM MDT | Red Flag Warning | RIW | Fremont, Hot Springs, Johnson, Lincoln, Natrona, Park and 5 more | 42 hr |
| Sep 10, 3:03 AM MDT | Fire Weather Watch | CYS | 11 hr | |
| Sep 10, 3:03 AM MDT | Red Flag Warning | CYS | 41 hr | |
| Sep 10, 3:51 AM MDT | Fire Weather Watch | UNR | 23 hr | |
| Sep 10, 2:00 PM MDT | Red Flag Warning | UNR | 30 hr | |
| Sep 12, 2:18 AM MDT | Winter Weather Advisory | BYZ | 33 hr | |
| Sep 12, 2:20 AM MDT | Winter Weather Advisory | RIW | Big Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 1 more | 34 hr |
| Sep 12, 8:05 AM MDT | Special Weather Statement | RIW | Fremont | 25 min |
| Sep 13, 9:17 PM MDT | Dense Fog Advisory | CYS | Albany, Laramie | 11 hr |
| Sep 14, 12:26 PM MDT | Mesoscale Discussion | SPC | Albany, Carbon, Laramie, Platte | 3 hr |
| Sep 14, 12:32 PM MDT | Special Weather Statement | CYS | Carbon | 58 min |
| Sep 14, 1:22 PM MDT | Special Weather Statement | CYS | Carbon | 53 min |
| Sep 14, 2:18 PM MDT | Special Weather Statement | CYS | 42 min | |
| Sep 14, 3:01 PM MDT | Special Weather Statement | CYS | Platte | 44 min |
| Sep 14, 3:32 PM MDT | Special Weather Statement | CYS | Converse | 43 min |
| Sep 14, 3:51 PM MDT | Special Weather Statement | RIW | Sweetwater | 24 min |
| Sep 14, 4:42 PM MDT | Severe Thunderstorm Warning | CYS | Converse, Niobrara | 48 min |
| Sep 14, 5:34 PM MDT | Special Weather Statement | RIW | Sweetwater | 41 min |
| Sep 14, 5:34 PM MDT | Special Weather Statement | UNR | Weston | 41 min |
| Sep 14, 5:41 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 64 min |
| Sep 14, 5:43 PM MDT | Special Weather Statement | CYS | Goshen | 47 min |
| Sep 14, 6:08 PM MDT | Special Weather Statement | RIW | Hot Springs | 37 min |
| Sep 14, 6:11 PM MDT | Special Weather Statement | RIW | Sweetwater | 49 min |
| Sep 14, 6:46 PM MDT | Special Weather Statement | RIW | 44 min | |
| Sep 14, 6:57 PM MDT | Special Weather Statement | RIW | 33 min | |
| Sep 14, 7:24 PM MDT | Special Weather Statement | CYS | Carbon | 51 min |
| Sep 14, 7:26 PM MDT | Special Weather Statement | RIW | Big Horn | 49 min |
| Sep 14, 7:31 PM MDT | Special Weather Statement | CYS | 44 min | |
| Sep 14, 8:12 PM MDT | Special Weather Statement | RIW | Big Horn | 33 min |
| Sep 14, 8:52 PM MDT | Special Weather Statement | RIW | Natrona | 38 min |
| Sep 14, 9:32 PM MDT | Special Weather Statement | RIW | Natrona | 28 min |
| Sep 14, 10:00 PM MDT | Special Weather Statement | RIW | Natrona | 30 min |
| Sep 17, 1:59 PM MDT | Fire Weather Watch | CYS | 12 hr | |
| Sep 17, 1:59 PM MDT | Red Flag Warning | CYS | 54 hr | |
| Sep 18, 12:16 PM MDT | Fire Weather Watch | RIW | Fremont, Lincoln, Natrona, Sweetwater, Uinta | 14 hr |
| Sep 19, 2:23 AM MDT | Red Flag Warning | RIW | Fremont, Lincoln, Natrona, Sweetwater, Uinta | 18 hr |
| Sep 19, 12:29 PM MDT | Special Weather Statement | RIW | 46 min | |
| Sep 19, 2:47 PM MDT | Fire Weather Watch | RIW | Fremont, Natrona, Sweetwater | 11 hr |
| Sep 20, 1:46 AM MDT | Red Flag Warning | RIW | Fremont, Natrona, Sweetwater | 18 hr |
| Sep 21, 12:32 PM MDT | Flash Flood Watch | RIW | Fremont, Hot Springs, Lincoln, Park, Sublette, Teton | 56 hr |
| Sep 22, 2:47 AM MDT | Special Weather Statement | BYZ | Sheridan | 3 hr |
| Sep 22, 11:30 AM MDT | Areal Flood Warning | SLC | Uinta | 10 hr |
| Sep 22, 4:31 PM MDT | Mesoscale Discussion | SPC | Lincoln, Sublette | 119 min |
| Sep 22, 4:48 PM MDT | Special Weather Statement | RIW | Natrona | 27 min |
| Sep 22, 5:02 PM MDT | Special Weather Statement | RIW | 28 min | |
| Sep 22, 5:08 PM MDT | Special Weather Statement | RIW | Natrona | 37 min |
| Sep 22, 5:39 PM MDT | Special Weather Statement | RIW | 21 min | |
| Sep 22, 5:45 PM MDT | Special Weather Statement | RIW | Lincoln | 45 min |
| Sep 22, 6:12 PM MDT | Special Weather Statement | RIW | 33 min | |
| Sep 22, 6:40 PM MDT | Special Weather Statement | RIW | Johnson | 35 min |
| Sep 22, 6:57 PM MDT | Special Weather Statement | RIW | Natrona | 33 min |
| Sep 22, 7:09 PM MDT | Special Weather Statement | RIW | Johnson | 36 min |
| Sep 22, 7:27 PM MDT | Special Weather Statement | RIW | Natrona | 48 min |
| Sep 22, 8:04 PM MDT | Special Weather Statement | RIW | Teton | 56 min |
| Sep 22, 8:19 PM MDT | Special Weather Statement | RIW | Natrona | 41 min |
| Sep 22, 10:36 PM MDT | Special Weather Statement | RIW | 39 min | |
| Sep 22, 11:02 PM MDT | Special Weather Statement | RIW | 43 min | |
| Sep 22, 11:08 PM MDT | Dense Fog Advisory | CYS | Albany, Laramie | 7 hr |
| Sep 22, 11:41 PM MDT | Special Weather Statement | RIW | 34 min | |
| Sep 23, 12:20 AM MDT | Special Weather Statement | RIW | Natrona | 40 min |
| Sep 23, 1:17 AM MDT | Winter Weather Advisory | RIW | Big Horn, Fremont, Johnson, Natrona, Washakie | 41 hr |
| Sep 23, 3:37 AM MDT | Winter Weather Advisory | BYZ | 38 hr | |
| Sep 23, 1:23 PM MDT | Mesoscale Discussion | SPC | Campbell, Converse, Crook, Goshen, Laramie, Niobrara and 2 more | 67 min |
| Sep 23, 1:26 PM MDT | Special Weather Statement | CYS | Albany | 49 min |
| Sep 23, 2:21 PM MDT | Severe Thunderstorm Watch | SPC | Albany, Campbell, Converse, Crook, Goshen, Laramie and 3 more | 8 hr |
| Sep 23, 3:18 PM MDT | Special Weather Statement | CYS | Platte | 42 min |
| Sep 23, 3:28 PM MDT | Special Weather Statement | CYS | Platte | 47 min |
| Sep 23, 4:08 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Niobrara, Platte | 52 min |
| Sep 23, 5:01 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Niobrara | 44 min |
| Sep 23, 5:35 PM MDT | Mesoscale Discussion | SPC | Goshen, Laramie, Niobrara, Weston | 85 min |
| Sep 23, 11:42 PM MDT | Winter Weather Advisory | CYS | Albany, Laramie | 3 hr |
| Sep 29, 6:45 PM MDT | Special Weather Statement | RIW | Park | 30 min |
| Sep 29, 7:07 PM MDT | Special Weather Statement | RIW | 23 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 | 20 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 8 |
| Special Weather Statement | 95 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 2 |
| Winter | |
| Winter Weather Advisory | 5 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 2 |
| Fire | |
| Red Flag Warning | 14 |
| Fire Weather Watch | 14 |
| 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.
- Natrona County37
- Fremont County23
- Sweetwater County20
- Lincoln County15
- Laramie County14
- Sublette County12
- Albany County11
- Goshen County11
- Hot Springs County10
- Johnson County10
- Park County10
- Niobrara County10
- Teton County9
- Platte County9
- Big Horn County8
- Uinta County8
- Washakie County7
- Campbell County7
- Crook County7
- Carbon County7
- Converse County6
- Weston County6
- Sheridan County5
Nearby
Alerts in force nowTornadoes on recordThe radar archive20152017
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.