Alert archive / Wyoming / Winter Storm Warnings
Winter Storm Warnings in Wyoming, 2009
43 winter storm warnings in 2009. 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 2009. Tap one for its archive.
- Winter Storm Warnings
- 43
- Busiest month
- March15 winter storm warnings
- Busiest day
- March 29, 20094 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 6, 4:17 AM MST | Winter Storm Warning | BYZ | 35 hr | |
| Jan 6, 9:37 AM MST | Winter Storm Warning | CYS | 32 hr | |
| Jan 6, 3:50 PM MST | Winter Storm Warning | RIW | Fremont, Lincoln, Park, Sublette, Teton | 24 hr |
| Jan 24, 1:41 AM MST | Winter Storm Warning | CYS | 61 hr | |
| Jan 25, 3:42 PM MST | Winter Storm Warning | RIW | Fremont, Natrona, Sweetwater | 23 hr |
| Feb 17, 9:38 PM MST | Winter Storm Warning | CYS | 13 hr | |
| Feb 26, 3:44 AM MST | Winter Storm Warning | BYZ | 32 hr | |
| Mar 4, 8:08 AM MST | Winter Storm Warning | RIW | Fremont, Hot Springs, Park, Teton | 16 hr |
| Mar 8, 4:42 AM MDT | Winter Storm Warning | BYZ | 49 hr | |
| Mar 8, 3:54 PM MDT | Winter Storm Warning | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 3 more | 35 hr |
| Mar 9, 3:23 AM MDT | Winter Storm Warning | UNR | Campbell, Crook, Weston | 33 hr |
| Mar 15, 3:46 PM MDT | Winter Storm Warning | RIW | Fremont, Hot Springs, Lincoln, Park, Sublette, Teton | 35 hr |
| Mar 22, 6:03 AM MDT | Winter Storm Warning | CYS | 48 hr | |
| Mar 22, 3:12 PM MDT | Winter Storm Warning | RIW | Fremont, Hot Springs, Johnson, Natrona, Park, Sublette and 2 more | 33 hr |
| Mar 22, 3:58 PM MDT | Winter Storm Warning | BYZ | 29 hr | |
| Mar 25, 3:29 AM MDT | Winter Storm Warning | RIW | Fremont, Lincoln, Natrona, Park, Sublette, Sweetwater and 1 more | 39 hr |
| Mar 25, 8:44 PM MDT | Winter Storm Warning | CYS | 23 hr | |
| Mar 28, 12:49 PM MDT | Winter Storm Warning | BYZ | 51 hr | |
| Mar 28, 9:41 PM MDT | Winter Storm Warning | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 4 more | 41 hr |
| Mar 29, 3:04 AM MDT | Winter Storm Warning | UNR | Campbell, Crook, Weston | 51 hr |
| Mar 29, 11:57 AM MDT | Winter Storm Warning | CYS | Crook, Weston | 27 hr |
| Mar 29, 12:55 PM MDT | Winter Storm Warning | RIW | Fremont, Natrona, Sweetwater | 21 hr |
| Mar 31, 9:14 PM MDT | Winter Storm Warning | RIW | Fremont, Lincoln, Sublette, Teton | 5 hr |
| Apr 2, 4:10 AM MDT | Winter Storm Warning | SLC | Uinta | 66 hr |
| Apr 2, 1:08 PM MDT | Winter Storm Warning | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more | 53 hr |
| Apr 2, 3:53 PM MDT | Winter Storm Warning | BYZ | 50 hr | |
| Apr 3, 4:00 AM MDT | Winter Storm Warning | CYS | Crook, Weston | 41 hr |
| Apr 3, 4:55 AM MDT | Winter Storm Warning | UNR | Campbell, Crook, Weston | 41 hr |
| Apr 8, 2:30 PM MDT | Winter Storm Warning | RIW | Fremont, Hot Springs, Lincoln, Park, Sublette, Teton | 20 hr |
| Apr 15, 2:03 AM MDT | Winter Storm Warning | RIW | Fremont, Natrona, Sublette, Sweetwater | 48 hr |
| Apr 15, 3:36 PM MDT | Winter Storm Warning | CYS | 68 hr | |
| Apr 23, 4:26 AM MDT | Winter Storm Warning | BYZ | 30 hr | |
| Apr 25, 1:46 PM MDT | Winter Storm Warning | UNR | Campbell, Crook, Weston | 25 hr |
| Sep 30, 3:04 PM MDT | Winter Storm Warning | UNR | Crook, Weston | 12 hr |
| Oct 3, 3:54 PM MDT | Winter Storm Warning | BYZ | 54 hr | |
| Oct 4, 3:55 AM MDT | Winter Storm Warning | RIW | Fremont, Hot Springs, Lincoln, Natrona, Park, Sublette and 1 more | 32 hr |
| Oct 27, 5:19 AM MDT | Winter Storm Warning | CYS | Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more | 66 hr |
| Oct 27, 3:42 PM MDT | Winter Storm Warning | RIW | Fremont, Natrona, Sublette, Sweetwater | 35 hr |
| Oct 28, 4:32 AM MDT | Winter Storm Warning | UNR | Crook, Weston | 46 hr |
| Nov 14, 11:20 AM MST | Winter Storm Warning | CYS | Albany, Carbon, Laramie | 19 hr |
| Dec 12, 10:07 AM MST | Winter Storm Warning | RIW | Fremont, Lincoln, Park, Sublette, Teton | 40 hr |
| Dec 22, 4:23 AM MST | Winter Storm Warning | UNR | Crook, Weston | 5 days |
| Dec 25, 4:22 AM MST | Winter Storm Warning | CYS | Converse, Niobrara | 37 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Fremont County16
- Sublette County13
- Lincoln County10
- Park County10
- Natrona County10
- Teton County9
- Sweetwater County9
- Crook County9
- Weston County9
- Hot Springs County8
- Johnson County4
- Washakie County4
- Campbell County4
- Big Horn County3
- Albany County2
- Carbon County2
- Converse County2
- Laramie County2
- Niobrara County2
- Uinta County1
- Goshen County1
- Platte County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.