Alert archive / Wyoming / Winter Storm Warnings
Winter Storm Warnings in Wyoming, 2025
39 winter storm warnings in 2025. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of winter storm warnings reaches back to 2005.
Winter Storm Warnings by county
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Winter Storm Warnings
- 39
- Busiest month
- March10 winter storm warnings
- Busiest day
- March 5, 20254 winter storm warnings
Over time
By month
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 |
|---|---|---|---|---|
| Jan 1, 12:15 PM MST | Winter Storm Warning | RIW | Fremont, Lincoln, Sublette, Teton | 22 hr |
| Jan 10, 2:35 AM MST | Winter Storm Warning | UNR | Crook, Weston | 50 hr |
| Jan 10, 2:46 AM MST | Winter Storm Warning | CYS | Albany, Carbon | 51 hr |
| Jan 10, 3:06 PM MST | Winter Storm Warning | BYZ | Sheridan | 58 hr |
| Jan 17, 2:39 PM MST | Winter Storm Warning | RIW | Fremont | 17 hr |
| Jan 22, 12:59 PM MST | Winter Storm Warning | BYZ | Sheridan | 16 hr |
| Jan 30, 12:48 PM MST | Winter Storm Warning | RIW | Fremont, Hot Springs, Lincoln, Park, Sublette, Teton | 4 days |
| Jan 31, 2:34 AM MST | Winter Storm Warning | BYZ | Sheridan | 6 days |
| Jan 31, 1:50 PM MST | Winter Storm Warning | CYS | Albany, Carbon | 45 hr |
| Feb 6, 1:52 AM MST | Winter Storm Warning | RIW | Fremont, Lincoln, Sublette, Teton | 43 hr |
| Feb 12, 12:29 PM MST | Winter Storm Warning | RIW | Fremont, Lincoln, Sublette, Teton | 71 hr |
| Feb 13, 3:21 AM MST | Winter Storm Warning | CYS | Albany, Carbon | 68 hr |
| Feb 15, 2:26 PM MST | Winter Storm Warning | RIW | Fremont, Hot Springs, Lincoln, Park, Sublette, Teton | 3 days |
| Feb 16, 3:20 AM MST | Winter Storm Warning | CYS | Albany, Carbon | 44 hr |
| Feb 18, 3:13 AM MST | Winter Storm Warning | CYS | Albany, Carbon, Laramie | 32 hr |
| Feb 19, 8:36 PM MST | Winter Storm Warning | SLC | Uinta | 26 hr |
| Feb 23, 11:28 AM MST | Winter Storm Warning | RIW | Fremont, Lincoln, Sublette, Teton | 20 hr |
| Mar 3, 2:16 AM MST | Winter Storm Warning | CYS | Albany, Carbon | 33 hr |
| Mar 5, 1:19 AM MST | Winter Storm Warning | RIW | Fremont, Hot Springs, Johnson, Lincoln, Natrona, Park and 4 more | 52 hr |
| Mar 5, 1:35 AM MST | Winter Storm Warning | BYZ | Sheridan | 50 hr |
| Mar 5, 12:37 PM MST | Winter Storm Warning | UNR | Campbell, Weston | 40 hr |
| Mar 5, 2:23 PM MST | Winter Storm Warning | CYS | Albany, Carbon, Converse, Laramie, Niobrara, Platte | 53 hr |
| Mar 15, 2:54 PM MDT | Winter Storm Warning | BYZ | Sheridan | 3 days |
| Mar 17, 2:54 AM MDT | Winter Storm Warning | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 4 more | 44 hr |
| Mar 17, 2:59 AM MDT | Winter Storm Warning | UNR | Campbell, Crook, Weston | 42 hr |
| Mar 17, 2:11 PM MDT | Winter Storm Warning | CYS | Albany, Carbon | 40 hr |
| Mar 21, 2:06 PM MDT | Winter Storm Warning | CYS | Carbon | 34 hr |
| Apr 16, 2:31 AM MDT | Winter Storm Warning | RIW | Fremont, Hot Springs, Johnson, Natrona, Park, Sublette and 1 more | 57 hr |
| Apr 16, 3:21 AM MDT | Winter Storm Warning | BYZ | Sheridan | 55 hr |
| Apr 17, 2:38 AM MDT | Winter Storm Warning | CYS | Albany, Carbon, Converse, Laramie, Niobrara, Platte | 39 hr |
| Apr 26, 1:30 PM MDT | Winter Storm Warning | BYZ | Sheridan | 49 hr |
| Oct 25, 1:07 AM MDT | Winter Storm Warning | RIW | Fremont, Lincoln, Park, Sublette, Teton | 65 hr |
| Dec 4, 12:25 AM MST | Winter Storm Warning | CYS | Albany, Carbon | 3 days |
| Dec 4, 2:22 AM MST | Winter Storm Warning | RIW | Big Horn, Fremont, Johnson, Lincoln, Natrona, Sublette and 2 more | 63 hr |
| Dec 8, 2:02 AM MST | Winter Storm Warning | RIW | Fremont, Hot Springs, Lincoln, Park, Sublette, Teton | 58 hr |
| Dec 16, 11:31 AM MST | Winter Storm Warning | RIW | Fremont, Hot Springs, Lincoln, Park, Sublette, Teton | 35 hr |
| Dec 18, 1:24 AM MST | Winter Storm Warning | RIW | Fremont, Hot Springs, Lincoln, Park, Sublette, Teton | 52 hr |
| Dec 20, 12:17 PM MST | Winter Storm Warning | RIW | Fremont, Hot Springs, Lincoln, Park, Sublette, Teton | 53 hr |
| Dec 26, 1:36 AM MST | Winter Storm Warning | CYS | Albany, Carbon | 54 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Fremont County16
- Sublette County15
- Lincoln County14
- Teton County14
- Carbon County12
- Albany County11
- Park County10
- Hot Springs County9
- Sheridan County7
- Johnson County4
- Natrona County4
- Weston County3
- Laramie County3
- Washakie County3
- Crook County2
- Sweetwater County2
- Campbell County2
- Converse County2
- Niobrara County2
- Platte County2
- Big Horn County2
- Uinta County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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. Warning verification from the Mesonet's Cow. Rebuilt daily.