Alert archive / Wyoming / 2021
Weather alerts in Wyoming, March 2021
56 weather alerts in March 2021, 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 March 2021. Tap one for its archive.
- Alerts
- 56
- Warnings
- 20
- Watches
- 17
- Advisories
- 13
- Busiest day
- March 9, 20217 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 |
|---|---|---|---|---|
| Mar 1, 1:05 PM MST | High Wind Warning | CYS | Albany, Carbon, Laramie, Platte | 24 hr |
| Mar 5, 2:20 AM MST | Fire Weather Watch | UNR | Crook, Weston | 11 hr |
| Mar 5, 12:59 PM MST | Red Flag Warning | UNR | Campbell, Crook, Weston | 30 hr |
| Mar 6, 11:32 AM MST | High Wind Warning | RIW | Natrona | 6 hr |
| Mar 8, 1:31 AM MST | High Wind Watch | CYS | Albany, Carbon | 11 hr |
| Mar 8, 3:19 AM MST | Winter Storm Watch | CYS | Converse, Niobrara | 22 hr |
| Mar 8, 3:24 AM MST | Winter Storm Watch | UNR | Campbell, Crook, Weston | 23 hr |
| Mar 8, 3:50 AM MST | Winter Storm Watch | RIW | Big Horn, Fremont, Hot Springs, Johnson, Natrona, Sublette and 2 more | 23 hr |
| Mar 8, 12:04 PM MST | High Wind Warning | CYS | Albany, Carbon | 23 hr |
| Mar 9, 1:25 AM MST | Winter Storm Warning | CYS | Albany, Carbon, Converse, Niobrara | 40 hr |
| Mar 9, 1:25 AM MST | Winter Weather Advisory | CYS | Albany, Carbon, Converse, Goshen, Laramie, Platte | 40 hr |
| Mar 9, 2:08 AM MST | Winter Storm Warning | UNR | Campbell, Weston | 39 hr |
| Mar 9, 2:08 AM MST | Winter Weather Advisory | UNR | Campbell, Crook, Weston | 41 hr |
| Mar 9, 3:09 AM MST | Winter Storm Warning | RIW | Johnson, Natrona | 38 hr |
| Mar 9, 3:09 AM MST | Winter Weather Advisory | RIW | Big Horn, Fremont, Hot Springs, Johnson, Natrona, Sublette and 2 more | 38 hr |
| Mar 9, 12:56 PM MST | Winter Weather Advisory | BYZ | Sheridan | 29 hr |
| Mar 10, 12:12 AM MST | Mesoscale Discussion | SPC | Albany, Converse, Goshen, Niobrara, Platte, Weston | 6 hr |
| Mar 10, 2:15 PM MST | Winter Storm Watch | CYS | Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more | 48 hr |
| Mar 11, 1:29 PM MST | Winter Storm Watch | RIW | Fremont, Johnson, Natrona, Sublette, Sweetwater | 24 hr |
| Mar 11, 2:08 PM MST | Winter Storm Watch | SLC | Uinta | 24 hr |
| Mar 11, 2:31 PM MST | Winter Storm Warning | CYS | Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more | 3 days |
| Mar 11, 8:08 PM MST | Winter Storm Watch | UNR | Campbell, Crook, Weston | 30 hr |
| Mar 12, 1:39 PM MST | Winter Storm Warning | RIW | Fremont, Johnson, Natrona, Sublette, Sweetwater, Washakie | 54 hr |
| Mar 12, 1:39 PM MST | Winter Weather Advisory | RIW | Fremont, Johnson, Natrona, Washakie | 22 hr |
| Mar 12, 1:44 PM MST | Winter Storm Warning | UNR | Campbell, Crook, Weston | 66 hr |
| Mar 12, 2:09 PM MST | Winter Storm Warning | SLC | Uinta | 51 hr |
| Mar 12, 2:11 PM MST | Blizzard Warning | CYS | Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more | 59 hr |
| Mar 12, 2:11 PM MST | Winter Weather Advisory | CYS | Carbon | 59 hr |
| Mar 13, 2:10 AM MST | Winter Weather Advisory | BYZ | Sheridan | 37 hr |
| Mar 13, 2:26 AM MST | Winter Weather Advisory | UNR | Campbell | 47 hr |
| Mar 13, 11:23 AM MST | Winter Weather Advisory | RIW | Big Horn, Fremont, Hot Springs, Johnson, Natrona, Washakie | 33 hr |
| Mar 13, 7:15 PM MST | Mesoscale Discussion | SPC | Albany, Converse, Goshen, Laramie, Platte | 6 hr |
| Mar 13, 7:39 PM MST | Mesoscale Discussion | SPC | Albany, Converse, Goshen, Laramie, Platte | 6 hr |
| Mar 14, 1:55 AM MST | Mesoscale Discussion | SPC | Albany, Converse, Goshen, Laramie, Niobrara, Platte | 6 hr |
| Mar 14, 9:21 AM MDT | Mesoscale Discussion | SPC | Goshen, Laramie | 4 hr |
| Mar 15, 12:43 PM MDT | Winter Weather Advisory | BYZ | Sheridan | 26 hr |
| Mar 19, 3:55 AM MDT | High Wind Watch | CYS | Albany, Carbon | 31 hr |
| Mar 19, 1:27 PM MDT | Winter Weather Advisory | RIW | Fremont, Lincoln, Park, Sublette, Teton | 37 hr |
| Mar 20, 10:58 AM MDT | High Wind Warning | CYS | Albany, Carbon | 12 hr |
| Mar 22, 2:30 AM MDT | Winter Weather Advisory | BYZ | Sheridan | 43 hr |
| Mar 24, 12:03 PM MDT | Winter Weather Advisory | BYZ | Sheridan | 63 hr |
| Mar 26, 2:00 PM MDT | Fire Weather Watch | UNR | Campbell, Crook, Weston | 37 hr |
| Mar 26, 3:29 PM MDT | High Wind Watch | CYS | Albany, Carbon, Converse, Laramie, Platte | 22 hr |
| Mar 26, 3:30 PM MDT | Snow Squall Warning | RIW | Fremont | 45 min |
| Mar 27, 2:24 AM MDT | High Wind Watch | UNR | Campbell, Crook, Weston | 36 hr |
| Mar 27, 3:11 AM MDT | High Wind Watch | RIW | Big Horn, Fremont, Johnson, Lincoln, Natrona, Park and 2 more | 33 hr |
| Mar 27, 3:15 AM MDT | High Wind Watch | BYZ | Sheridan | 23 hr |
| Mar 27, 1:54 PM MDT | High Wind Watch | CYS | Goshen, Laramie, Niobrara, Platte | 37 hr |
| Mar 27, 1:54 PM MDT | High Wind Warning | CYS | Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more | 55 hr |
| Mar 27, 1:56 PM MDT | Red Flag Warning | UNR | Campbell, Crook, Weston | 3 days |
| Mar 28, 1:44 AM MDT | High Wind Warning | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 4 more | 40 hr |
| Mar 28, 2:23 AM MDT | High Wind Warning | UNR | Campbell, Crook, Weston | 46 hr |
| Mar 28, 2:27 AM MDT | High Wind Warning | BYZ | Sheridan | 40 hr |
| Mar 29, 7:29 AM MDT | Special Weather Statement | BYZ | Sheridan | 3 hr |
| Mar 31, 3:01 AM MDT | Fire Weather Watch | UNR | Crook, Weston | 11 hr |
| Mar 31, 1:37 PM MDT | Red Flag Warning | UNR | Crook, Weston | 53 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 | |
| Mesoscale Discussion | 5 |
| Special Weather Statement | 1 |
| Winter | |
| Blizzard Warning | 1 |
| Snow Squall Warning | 1 |
| Winter Storm Warning | 7 |
| Winter Storm Watch | 7 |
| Winter Weather Advisory | 13 |
| Wind and dust | |
| High Wind Warning | 8 |
| High Wind Watch | 7 |
| Fire | |
| Red Flag Warning | 3 |
| Fire Weather Watch | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Albany County16
- Weston County14
- Carbon County13
- Laramie County12
- Platte County12
- Crook County12
- Converse County12
- Campbell County11
- Goshen County11
- Natrona County10
- Fremont County10
- Niobrara County9
- Johnson County9
- Sheridan County8
- Sublette County7
- Sweetwater County6
- Big Horn County5
- Washakie County5
- Hot Springs County4
- Lincoln County3
- Park County3
- Uinta County2
- Teton County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.