Alert archive / Colorado / Severe Thunderstorm Warnings / 2011
Severe Thunderstorm Warnings in Colorado, August 2011
61 severe thunderstorm warnings in August 2011. 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 warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in August 2011. Tap one for its archive.
- Severe Thunderstorm Warnings
- 61
- Busiest day
- August 10, 20117 severe thunderstorm warnings
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 |
|---|---|---|---|---|
| Aug 2, 6:04 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero, Pueblo | 56 min |
| Aug 3, 4:19 PM MDT | Severe Thunderstorm Warning | PUB | Custer, Fremont | 41 min |
| Aug 4, 7:08 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa, Prowers | 67 min |
| Aug 4, 7:39 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Kiowa, Prowers | 66 min |
| Aug 5, 6:22 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 53 min |
| Aug 5, 7:14 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 45 min |
| Aug 6, 7:09 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 66 min |
| Aug 6, 7:38 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Washington | 52 min |
| Aug 6, 7:42 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 40 min |
| Aug 6, 8:02 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 32 min |
| Aug 7, 2:48 AM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 42 min |
| Aug 8, 6:31 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 43 min |
| Aug 9, 2:31 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 44 min |
| Aug 9, 2:51 PM MDT | Severe Thunderstorm Warning | BOU | Phillips, Sedgwick | 39 min |
| Aug 9, 3:31 PM MDT | Severe Thunderstorm Warning | BOU | Phillips, Sedgwick | 27 min |
| Aug 9, 9:45 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Sedgwick | 45 min |
| Aug 9, 10:30 PM MDT | Severe Thunderstorm Warning | BOU | Phillips, Sedgwick | 30 min |
| Aug 10, 4:09 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 51 min |
| Aug 10, 5:05 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 55 min |
| Aug 10, 5:31 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 15 min |
| Aug 10, 5:45 PM MDT | Severe Thunderstorm Warning | BOU | Sedgwick | 60 min |
| Aug 10, 5:57 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Washington | 46 min |
| Aug 10, 6:13 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 38 min |
| Aug 10, 6:40 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Washington | 65 min |
| Aug 10, 6:41 PM MDT | Severe Thunderstorm Warning | BOU | Sedgwick | 27 min |
| Aug 10, 6:47 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 40 min |
| Aug 10, 7:24 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 55 min |
| Aug 10, 9:00 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 28 min |
| Aug 11, 6:35 PM MDT | Severe Thunderstorm Warning | BOU | Phillips | 25 min |
| Aug 11, 7:00 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Kiowa, Prowers | 45 min |
| Aug 11, 7:17 PM MDT | Severe Thunderstorm Warning | BOU | Phillips | 34 min |
| Aug 11, 7:45 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Kiowa, Prowers | 45 min |
| Aug 13, 7:55 PM MDT | Severe Thunderstorm Warning | BOU | Clear Creek, Park | 50 min |
| Aug 14, 2:17 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 43 min |
| Aug 14, 3:39 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Morgan, Weld | 32 min |
| Aug 14, 5:16 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 29 min |
| Aug 14, 6:00 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 60 min |
| Aug 14, 7:32 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 58 min |
| Aug 15, 5:38 PM MDT | Severe Thunderstorm Warning | GJT | Dolores, San Miguel | 52 min |
| Aug 16, 11:25 AM MDT | Severe Thunderstorm Warning | GJT | Delta, Gunnison, Pitkin | 36 min |
| Aug 16, 2:46 PM MDT | Severe Thunderstorm Warning | GJT | Moffat | 44 min |
| Aug 16, 2:46 PM MDT | Severe Thunderstorm Warning | GJT | Routt | 44 min |
| Aug 16, 4:16 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Prowers | 44 min |
| Aug 16, 7:23 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero, Pueblo | 33 min |
| Aug 16, 8:10 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 18 min |
| Aug 17, 4:36 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 54 min |
| Aug 17, 5:26 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Pueblo | 64 min |
| Aug 17, 5:56 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero, Pueblo | 64 min |
| Aug 17, 6:53 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Crowley, Kiowa, Otero, Prowers | 52 min |
| Aug 19, 5:42 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 48 min |
| Aug 19, 6:28 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 25 min |
| Aug 19, 8:16 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 44 min |
| Aug 20, 9:21 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 39 min |
| Aug 29, 3:02 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 22 min |
| Aug 29, 3:07 PM MDT | Severe Thunderstorm Warning | BOU | Sedgwick | 23 min |
| Aug 29, 4:50 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 55 min |
| Aug 29, 5:20 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Washington | 40 min |
| Aug 29, 5:28 PM MDT | Severe Thunderstorm Warning | BOU | Sedgwick | 29 min |
| Aug 29, 5:43 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 34 min |
| Aug 29, 7:53 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 67 min |
| Aug 31, 4:06 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 24 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Logan County13
- Sedgwick County9
- Weld County8
- Kiowa County6
- Prowers County6
- Phillips County6
- Bent County5
- Washington County5
- Las Animas County5
- Crowley County4
- Otero County4
- Pueblo County4
- Morgan County4
- Baca County3
- Kit Carson County3
- Yuma County3
- Cheyenne County2
- Custer County1
- Fremont County1
- Clear Creek County1
- Park County1
- Dolores County1
- San Miguel County1
- Delta County1
- Gunnison County1
- Pitkin County1
- Moffat County1
- Routt County1
- El Paso County1
- Huerfano County1
- Adams County1
- Arapahoe County1
- Elbert County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.