Alert archive / Colorado / Severe Thunderstorm Watches
Severe Thunderstorm Watches in Colorado, 2015
17 severe thunderstorm watches in 2015. 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 severe thunderstorm watches reaches back to 1997.
Severe Thunderstorm Watches by county
Each county as a circle sized by its count in 2015. Tap one for its archive.
- Severe Thunderstorm Watches
- 17
- Busiest month
- June9 severe thunderstorm watches
- Busiest day
- June 4, 20152 severe thunderstorm watches
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 |
|---|---|---|---|---|
| Apr 11, 2:43 PM MDT | Severe Thunderstorm Watch | SPC | Baca | 7 hr |
| May 7, 2:11 PM MDT | Severe Thunderstorm Watch | SPC | Baca, Bent, Crowley, Elbert, El Paso, Kiowa and 5 more | 5 hr |
| May 28, 1:18 PM MDT | Severe Thunderstorm Watch | SPC | Adams, Arapahoe, Baca, Bent, Cheyenne, Crowley and 14 more | 7 hr |
| Jun 3, 8:59 PM MDT | Severe Thunderstorm Watch | SPC | Adams, Arapahoe, Logan, Morgan, Washington, Weld | 5 hr |
| Jun 3, 10:59 PM MDT | Severe Thunderstorm Watch | SPC | Cheyenne, Crowley, Kiowa, Kit Carson, Lincoln, Yuma | 6 hr |
| Jun 6, 4:25 PM MDT | Severe Thunderstorm Watch | SPC | Adams, Arapahoe, Cheyenne, Elbert, Kit Carson, Lincoln and 6 more | 5 hr |
| Jun 7, 2:03 PM MDT | Severe Thunderstorm Watch | SPC | Baca, Prowers | 6 hr |
| Jun 11, 12:14 PM MDT | Severe Thunderstorm Watch | SPC | Baca, Bent, Cheyenne, Crowley, Elbert, El Paso and 8 more | 8 hr |
| Jun 16, 2:44 PM MDT | Severe Thunderstorm Watch | SPC | Adams, Boulder, Cheyenne, Elbert, Gilpin, Grand and 13 more | 7 hr |
| Jun 18, 1:10 PM MDT | Severe Thunderstorm Watch | SPC | Baca | 8 hr |
| Jun 25, 2:30 PM MDT | Severe Thunderstorm Watch | SPC | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 10 more | 8 hr |
| Jun 25, 8:49 PM MDT | Severe Thunderstorm Watch | SPC | Cheyenne, Kit Carson, Yuma | 5 hr |
| Jul 19, 2:37 PM MDT | Severe Thunderstorm Watch | SPC | Baca, Bent, Cheyenne, Crowley, Elbert, El Paso and 10 more | 8 hr |
| Jul 23, 2:04 PM MDT | Severe Thunderstorm Watch | SPC | Cheyenne, Kit Carson, Yuma | 8 hr |
| Jul 26, 1:07 PM MDT | Severe Thunderstorm Watch | SPC | Adams, Arapahoe, Cheyenne, Elbert, Kit Carson, Lincoln and 6 more | 9 hr |
| Aug 7, 3:05 PM MDT | Severe Thunderstorm Watch | SPC | Adams, Arapahoe, Bent, Cheyenne, Crowley, Elbert and 14 more | 8 hr |
| Sep 7, 5:50 PM MDT | Severe Thunderstorm Watch | SPC | Kit Carson, Yuma | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Kit Carson County11
- Lincoln County10
- Cheyenne County10
- Yuma County10
- Elbert County9
- Washington County8
- Baca County7
- Adams County7
- Logan County7
- Morgan County7
- Crowley County6
- Kiowa County6
- Prowers County6
- Arapahoe County6
- Phillips County6
- Sedgwick County6
- Bent County5
- Otero County5
- Weld County5
- El Paso County4
- Las Animas County4
- Pueblo County4
- Huerfano County2
- Boulder County2
- Larimer County2
- Gilpin County1
- Grand County1
- Jackson County1
- Moffat County1
- Routt County1
- Broomfield County1
- Denver County1
- Douglas County1
- Jefferson County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20142016
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.