Alert archive / Wyoming / 2023
Weather alerts in Wyoming, September 2023
176 weather alerts in September 2023, 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 2023. Tap one for its archive.
- Alerts
- 176
- Warnings
- 57
- Watches
- 8
- Advisories
- 2
- Busiest day
- September 10, 202362 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 |
|---|---|---|---|---|
| Sep 1, 3:35 PM MDT | Special Weather Statement | CYS | Goshen | 25 min |
| Sep 1, 4:00 PM MDT | Special Weather Statement | CYS | Goshen | 30 min |
| Sep 1, 4:30 PM MDT | Special Weather Statement | RIW | Sweetwater | 30 min |
| Sep 1, 5:11 PM MDT | Special Weather Statement | CYS | Goshen | 34 min |
| Sep 1, 5:12 PM MDT | Special Weather Statement | CYS | Albany | 33 min |
| Sep 1, 6:13 PM MDT | Special Weather Statement | RIW | 32 min | |
| Sep 1, 6:18 PM MDT | Special Weather Statement | RIW | Fremont | 27 min |
| Sep 1, 6:44 PM MDT | Special Weather Statement | RIW | 46 min | |
| Sep 1, 7:16 PM MDT | Special Weather Statement | RIW | Natrona | 44 min |
| Sep 1, 8:08 PM MDT | Special Weather Statement | CYS | 52 min | |
| Sep 1, 9:06 PM MDT | Special Weather Statement | CYS | Albany | 39 min |
| Sep 3, 1:54 PM MDT | Severe Thunderstorm Watch | SPC | Lincoln, Teton | 7 hr |
| Sep 3, 2:15 PM MDT | Special Weather Statement | CYS | Laramie | 45 min |
| Sep 3, 2:56 PM MDT | Special Weather Statement | CYS | Albany | 49 min |
| Sep 3, 3:54 PM MDT | Special Weather Statement | RIW | Teton | 36 min |
| Sep 3, 3:55 PM MDT | Special Weather Statement | CYS | Laramie | 35 min |
| Sep 3, 7:17 PM MDT | Special Weather Statement | RIW | Sublette | 43 min |
| Sep 3, 11:41 PM MDT | Special Weather Statement | RIW | Fremont, Hot Springs | 34 min |
| Sep 4, 12:15 AM MDT | Special Weather Statement | RIW | Hot Springs | 45 min |
| Sep 4, 3:54 AM MDT | High Wind Warning | CYS | Albany, Carbon, Converse, Laramie, Platte | 23 hr |
| Sep 4, 11:33 AM MDT | Special Weather Statement | CYS | Converse | 42 min |
| Sep 4, 12:15 PM MDT | Special Weather Statement | CYS | Niobrara | 45 min |
| Sep 4, 12:45 PM MDT | Mesoscale Discussion | SPC | Albany, Converse, Crook, Goshen, Niobrara, Platte and 1 more | 3 hr |
| Sep 4, 1:01 PM MDT | Special Weather Statement | CYS | Niobrara | 29 min |
| Sep 4, 1:04 PM MDT | Special Weather Statement | CYS | Goshen | 41 min |
| Sep 4, 1:45 PM MDT | Special Weather Statement | UNR | Crook | 30 min |
| Sep 4, 2:00 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 45 min |
| Sep 4, 2:00 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 60 min |
| Sep 4, 2:05 PM MDT | Severe Thunderstorm Watch | SPC | Campbell, Crook, Goshen, Johnson, Laramie, Niobrara and 3 more | 6 hr |
| Sep 4, 2:11 PM MDT | Special Weather Statement | CYS | Goshen | 34 min |
| Sep 4, 2:20 PM MDT | Special Weather Statement | UNR | Crook | 40 min |
| Sep 4, 2:21 PM MDT | Special Weather Statement | CYS | Laramie | 39 min |
| Sep 4, 2:32 PM MDT | Special Weather Statement | CYS | Goshen | 43 min |
| Sep 4, 2:59 PM MDT | Special Weather Statement | CYS | Laramie | 46 min |
| Sep 4, 8:34 PM MDT | Flash Flood Warning | RIW | Fremont, Johnson, Natrona, Washakie | 2 hr |
| Sep 9, 4:19 PM MDT | Mesoscale Discussion | SPC | Campbell, Converse, Crook, Goshen, Johnson, Niobrara and 2 more | 86 min |
| Sep 9, 4:26 PM MDT | Special Weather Statement | RIW | Hot Springs | 34 min |
| Sep 9, 5:01 PM MDT | Special Weather Statement | RIW | Washakie | 44 min |
| Sep 9, 5:13 PM MDT | Special Weather Statement | UNR | Crook | 32 min |
| Sep 9, 5:21 PM MDT | Special Weather Statement | RIW | Washakie | 24 min |
| Sep 9, 5:44 PM MDT | Special Weather Statement | RIW | 31 min | |
| Sep 9, 5:49 PM MDT | Special Weather Statement | UNR | Crook | 26 min |
| Sep 9, 5:57 PM MDT | Special Weather Statement | CYS | Goshen | 48 min |
| Sep 9, 6:00 PM MDT | Severe Thunderstorm Watch | SPC | Campbell, Converse, Crook, Goshen, Niobrara, Platte and 1 more | 8 hr |
| Sep 9, 6:08 PM MDT | Special Weather Statement | RIW | Natrona | 37 min |
| Sep 9, 6:21 PM MDT | Special Weather Statement | CYS | Converse | 39 min |
| Sep 9, 6:23 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 37 min |
| Sep 9, 6:24 PM MDT | Special Weather Statement | RIW | 36 min | |
| Sep 9, 6:25 PM MDT | Special Weather Statement | BYZ | Sheridan | 35 min |
| Sep 9, 6:26 PM MDT | Special Weather Statement | RIW | Johnson | 34 min |
| Sep 9, 6:32 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 43 min |
| Sep 9, 6:54 PM MDT | Special Weather Statement | CYS | Platte | 51 min |
| Sep 9, 6:59 PM MDT | Severe Thunderstorm Warning | CYS | Converse, Niobrara, Platte | 61 min |
| Sep 9, 7:00 PM MDT | Special Weather Statement | RIW | Natrona | 30 min |
| Sep 9, 7:13 PM MDT | Special Weather Statement | RIW | Natrona | 47 min |
| Sep 9, 7:47 PM MDT | Severe Thunderstorm Warning | CYS | Converse | 43 min |
| Sep 9, 7:48 PM MDT | Special Weather Statement | UNR | Weston | 27 min |
| Sep 9, 7:49 PM MDT | Mesoscale Discussion | SPC | Campbell, Converse, Crook, Goshen, Niobrara, Platte and 1 more | 56 min |
| Sep 9, 7:57 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Platte | 63 min |
| Sep 9, 7:59 PM MDT | Special Weather Statement | BYZ | Sheridan | 31 min |
| Sep 9, 8:05 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 30 min |
| Sep 9, 8:28 PM MDT | Special Weather Statement | CYS | Converse | 47 min |
| Sep 9, 8:31 PM MDT | Special Weather Statement | BYZ | Sheridan | 29 min |
| Sep 9, 8:39 PM MDT | Severe Thunderstorm Warning | CYS | Converse, Niobrara, Platte | 66 min |
| Sep 9, 9:04 PM MDT | Special Weather Statement | BYZ | Sheridan | 26 min |
| Sep 9, 9:05 PM MDT | Special Weather Statement | CYS | Goshen | 40 min |
| Sep 9, 9:12 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 50 min |
| Sep 9, 9:43 PM MDT | Severe Thunderstorm Warning | CYS | Albany, Converse, Goshen, Niobrara, Platte | 62 min |
| Sep 9, 10:40 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Platte | 65 min |
| Sep 9, 11:32 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 58 min |
| Sep 10, 12:20 AM MDT | Special Weather Statement | RIW | Sheridan | 40 min |
| Sep 10, 12:24 AM MDT | Severe Thunderstorm Warning | CYS | Goshen | 22 min |
| Sep 10, 1:22 AM MDT | Special Weather Statement | RIW | Johnson | 38 min |
| Sep 10, 2:20 AM MDT | Special Weather Statement | UNR | Campbell | 25 min |
| Sep 10, 7:23 AM MDT | Special Weather Statement | CYS | Goshen | 37 min |
| Sep 10, 12:54 PM MDT | Special Weather Statement | RIW | Hot Springs | 36 min |
| Sep 10, 1:16 PM MDT | Special Weather Statement | RIW | Johnson | 29 min |
| Sep 10, 1:26 PM MDT | Special Weather Statement | RIW | Hot Springs | 34 min |
| Sep 10, 1:35 PM MDT | Severe Thunderstorm Warning | RIW | Johnson, Natrona | 25 min |
| Sep 10, 1:49 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 41 min |
| Sep 10, 1:59 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 46 min |
| Sep 10, 2:06 PM MDT | Mesoscale Discussion | SPC | Albany, Converse, Johnson, Natrona, Platte | 114 min |
| Sep 10, 2:27 PM MDT | Special Weather Statement | RIW | Natrona | 33 min |
| Sep 10, 2:29 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 46 min |
| Sep 10, 2:41 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 49 min |
| Sep 10, 2:44 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 46 min |
| Sep 10, 2:51 PM MDT | Special Weather Statement | UNR | Crook | 54 min |
| Sep 10, 3:18 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 42 min |
| Sep 10, 3:23 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 37 min |
| Sep 10, 3:46 PM MDT | Special Weather Statement | CYS | Converse | 59 min |
| Sep 10, 3:53 PM MDT | Special Weather Statement | RIW | Fremont | 37 min |
| Sep 10, 4:00 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 29 min |
| Sep 10, 4:02 PM MDT | Special Weather Statement | UNR | Crook | 43 min |
| Sep 10, 4:07 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 38 min |
| Sep 10, 4:28 PM MDT | Special Weather Statement | RIW | Natrona | 32 min |
| Sep 10, 4:37 PM MDT | Special Weather Statement | RIW | 23 min | |
| Sep 10, 4:44 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 46 min |
| Sep 10, 4:45 PM MDT | Special Weather Statement | UNR | Crook | 45 min |
| Sep 10, 4:57 PM MDT | Special Weather Statement | RIW | 33 min | |
| Sep 10, 5:00 PM MDT | Severe Thunderstorm Warning | UNR | Crook, Weston | 37 min |
| Sep 10, 5:04 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 14 min |
| Sep 10, 5:13 PM MDT | Severe Thunderstorm Warning | CYS | Albany, Converse | 30 min |
| Sep 10, 5:21 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 39 min |
| Sep 10, 5:24 PM MDT | Special Weather Statement | RIW | 36 min | |
| Sep 10, 5:58 PM MDT | Special Weather Statement | RIW | 32 min | |
| Sep 13, 12:31 PM MDT | Special Weather Statement | RIW | Fremont | 29 min |
| Sep 14, 2:51 PM MDT | Special Weather Statement | RIW | Sweetwater | 39 min |
| Sep 18, 4:30 PM MDT | Special Weather Statement | RIW | Park | 45 min |
| Sep 18, 6:38 PM MDT | Special Weather Statement | RIW | Big Horn, Washakie | 52 min |
| Sep 19, 6:06 PM MDT | Special Weather Statement | RIW | Fremont | 39 min |
| Sep 20, 3:08 PM MDT | Special Weather Statement | RIW | 37 min | |
| Sep 20, 3:20 PM MDT | Special Weather Statement | SLC | Uinta | 40 min |
| Sep 20, 4:06 PM MDT | Special Weather Statement | RIW | Fremont | 24 min |
| Sep 20, 4:24 PM MDT | Special Weather Statement | RIW | Natrona | 51 min |
| Sep 20, 4:28 PM MDT | Special Weather Statement | RIW | Hot Springs | 47 min |
| Sep 20, 4:41 PM MDT | Special Weather Statement | RIW | Fremont | 49 min |
| Sep 20, 5:33 PM MDT | Special Weather Statement | RIW | 27 min | |
| Sep 20, 6:11 PM MDT | Special Weather Statement | RIW | 49 min | |
| Sep 20, 6:18 PM MDT | Special Weather Statement | RIW | Fremont | 42 min |
| Sep 20, 6:58 PM MDT | Special Weather Statement | CYS | Albany | 47 min |
| Sep 20, 7:05 PM MDT | Special Weather Statement | RIW | Natrona | 40 min |
| Sep 20, 7:30 PM MDT | Special Weather Statement | RIW | Natrona | 30 min |
| Sep 20, 7:54 PM MDT | Special Weather Statement | RIW | 36 min | |
| Sep 20, 8:18 PM MDT | Special Weather Statement | RIW | 42 min | |
| Sep 21, 2:53 AM MDT | Freeze Watch | RIW | Fremont, Lincoln, Sublette, Sweetwater, Teton | 31 hr |
| Sep 21, 2:23 PM MDT | High Wind Watch | CYS | Albany, Carbon, Laramie, Platte | 14 hr |
| Sep 21, 3:44 PM MDT | Special Weather Statement | CYS | Platte | 31 min |
| Sep 21, 4:39 PM MDT | Special Weather Statement | BYZ | Sheridan | 36 min |
| Sep 21, 6:52 PM MDT | Special Weather Statement | RIW | Hot Springs | 38 min |
| Sep 21, 7:15 PM MDT | Special Weather Statement | RIW | 45 min | |
| Sep 21, 7:45 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 30 min |
| Sep 21, 8:13 PM MDT | Special Weather Statement | UNR | Campbell | 47 min |
| Sep 22, 4:00 AM MDT | High Wind Warning | CYS | Albany, Carbon, Laramie, Platte | 35 hr |
| Sep 22, 5:18 AM MDT | Special Weather Statement | CYS | Platte | 27 min |
| Sep 22, 10:03 AM MDT | Freeze Warning | RIW | Fremont, Lincoln, Sublette, Sweetwater, Teton | 24 hr |
| Sep 22, 11:21 AM MDT | Special Weather Statement | RIW | Natrona | 39 min |
| Sep 22, 12:00 PM MDT | Special Weather Statement | RIW | 45 min | |
| Sep 22, 12:11 PM MDT | Severe Thunderstorm Warning | UNR | Campbell, Weston | 35 min |
| Sep 22, 12:18 PM MDT | Mesoscale Discussion | SPC | Campbell, Converse, Goshen, Johnson, Niobrara, Platte and 1 more | 117 min |
| Sep 22, 12:45 PM MDT | Special Weather Statement | RIW | Johnson | 45 min |
| Sep 22, 1:07 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 38 min |
| Sep 22, 1:11 PM MDT | Special Weather Statement | CYS | Niobrara | 34 min |
| Sep 22, 1:20 PM MDT | Severe Thunderstorm Warning | CYS | Converse | 40 min |
| Sep 22, 1:36 PM MDT | Severe Thunderstorm Watch | SPC | Campbell, Converse, Crook, Goshen, Niobrara, Weston | 7 hr |
| Sep 22, 1:41 PM MDT | Severe Thunderstorm Warning | CYS | Converse, Niobrara | 49 min |
| Sep 22, 1:58 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 47 min |
| Sep 22, 2:38 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 37 min |
| Sep 22, 3:13 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 47 min |
| Sep 22, 3:50 PM MDT | Special Weather Statement | RIW | Washakie | 25 min |
| Sep 22, 4:26 PM MDT | Mesoscale Discussion | SPC | Goshen, Niobrara | 2 hr |
| Sep 22, 4:42 PM MDT | Special Weather Statement | RIW | Washakie | 48 min |
| Sep 22, 5:29 PM MDT | Special Weather Statement | RIW | Johnson | 46 min |
| Sep 22, 7:02 PM MDT | Mesoscale Discussion | SPC | Goshen, Laramie | 118 min |
| Sep 22, 7:18 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara, Platte | 27 min |
| Sep 22, 7:25 PM MDT | Special Weather Statement | CYS | Niobrara | 35 min |
| Sep 22, 7:35 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 24 min |
| Sep 22, 7:46 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Platte | 44 min |
| Sep 22, 8:31 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Platte | 44 min |
| Sep 22, 9:14 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 35 min |
| Sep 22, 9:16 PM MDT | Special Weather Statement | CYS | Niobrara | 29 min |
| Sep 22, 9:40 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Platte | 50 min |
| Sep 22, 10:32 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 43 min |
| Sep 23, 1:26 PM MDT | Frost Advisory | CYS | Albany, Carbon | 19 hr |
| Sep 23, 1:26 PM MDT | Freeze Warning | CYS | Albany, Carbon | 19 hr |
| Sep 23, 1:31 PM MDT | Freeze Warning | RIW | Fremont, Lincoln, Sublette, Sweetwater, Teton | 19 hr |
| Sep 24, 1:22 AM MDT | Red Flag Warning | CYS | Albany, Carbon | 18 hr |
| Sep 26, 2:31 AM MDT | Fire Weather Watch | RIW | Fremont, Natrona, Sweetwater | 12 hr |
| Sep 26, 2:27 PM MDT | Red Flag Warning | RIW | Fremont, Natrona, Sweetwater | 29 hr |
| Sep 27, 2:29 AM MDT | Red Flag Warning | CYS | Carbon | 17 hr |
| Sep 28, 1:56 AM MDT | Red Flag Warning | CYS | Albany, Carbon | 17 hr |
| Sep 29, 1:00 AM MDT | Special Weather Statement | UNR | Crook | 45 min |
| Sep 29, 2:11 AM MDT | Red Flag Warning | CYS | Albany, Carbon | 16 hr |
| Sep 29, 2:29 AM MDT | Fire Weather Watch | RIW | Fremont, Natrona, Sweetwater | 11 hr |
| Sep 29, 1:54 PM MDT | Red Flag Warning | RIW | Fremont, Natrona, Sweetwater | 29 hr |
| Sep 29, 2:49 PM MDT | Red Flag Warning | CYS | Albany, Carbon | 28 hr |
| Sep 30, 7:21 AM MDT | Dense Fog Advisory | CYS | Goshen, Niobrara, Platte | 3 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 | 44 |
| Severe Thunderstorm Watch | 4 |
| Mesoscale Discussion | 7 |
| Special Weather Statement | 102 |
| Flooding | |
| Flash Flood Warning | 1 |
| Cold | |
| Freeze Warning | 3 |
| Freeze Watch | 1 |
| Frost Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 2 |
| High Wind Watch | 1 |
| Fire | |
| Red Flag Warning | 7 |
| Fire Weather Watch | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Goshen County30
- Natrona County25
- Niobrara County24
- Platte County23
- Fremont County21
- Converse County19
- Albany County17
- Crook County16
- Weston County12
- Johnson County12
- Carbon County10
- Campbell County10
- Sweetwater County9
- Laramie County9
- Hot Springs County7
- Sheridan County7
- Washakie County6
- Teton County5
- Lincoln County4
- Sublette County4
- Park County1
- Big Horn County1
- Uinta County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
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.