Alert archive / Colorado / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Colorado, 2003
347 severe thunderstorm warnings in 2003. 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 2003. Tap one for its archive.
- Severe Thunderstorm Warnings
- 347
- Busiest month
- June121 severe thunderstorm warnings
- Busiest day
- April 29, 200321 severe thunderstorm 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 |
|---|---|---|---|---|
| Apr 15, 2:22 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 53 min |
| Apr 18, 4:57 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 48 min |
| Apr 28, 4:41 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas, Otero | 64 min |
| Apr 28, 7:00 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 60 min |
| Apr 28, 8:18 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 57 min |
| Apr 28, 9:28 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 57 min |
| Apr 28, 10:11 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 19 min |
| Apr 28, 10:29 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Washington | 56 min |
| Apr 28, 11:20 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 55 min |
| Apr 29, 12:15 AM MDT | Severe Thunderstorm Warning | GLD | Yuma | 45 min |
| Apr 29, 3:48 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 42 min |
| Apr 29, 4:15 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 45 min |
| Apr 29, 4:28 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 32 min |
| Apr 29, 4:39 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 66 min |
| Apr 29, 4:48 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 57 min |
| Apr 29, 4:54 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 66 min |
| Apr 29, 4:58 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 62 min |
| Apr 29, 5:04 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 56 min |
| Apr 29, 5:11 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 64 min |
| Apr 29, 5:18 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 57 min |
| Apr 29, 5:38 PM MDT | Severe Thunderstorm Warning | BOU | Jefferson | 37 min |
| Apr 29, 5:58 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Denver, Douglas | 47 min |
| Apr 29, 5:59 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 61 min |
| Apr 29, 5:59 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 61 min |
| Apr 29, 6:23 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 67 min |
| Apr 29, 6:29 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas, Elbert | 46 min |
| Apr 29, 6:40 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 65 min |
| Apr 29, 6:42 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 48 min |
| Apr 29, 6:59 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 61 min |
| Apr 29, 7:05 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver, Douglas, Elbert | 55 min |
| Apr 29, 7:08 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver, Douglas, Elbert | 52 min |
| Apr 29, 7:21 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 54 min |
| Apr 29, 7:32 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 43 min |
| Apr 29, 8:00 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 60 min |
| Apr 29, 8:29 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 46 min |
| Apr 29, 9:01 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 29 min |
| Apr 29, 9:07 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 68 min |
| Apr 29, 9:13 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln, Washington | 62 min |
| Apr 29, 9:16 PM MDT | Severe Thunderstorm Warning | BOU | Sedgwick | 44 min |
| Apr 29, 10:13 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 62 min |
| Apr 29, 11:53 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 67 min |
| Apr 30, 1:02 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 58 min |
| Apr 30, 2:12 PM MDT | Severe Thunderstorm Warning | BOU | Larimer | 33 min |
| Apr 30, 2:12 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 63 min |
| Apr 30, 4:31 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 59 min |
| Apr 30, 6:16 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 59 min |
| May 1, 3:22 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 38 min |
| May 1, 4:01 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 44 min |
| May 1, 7:41 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 64 min |
| May 2, 3:14 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 61 min |
| May 2, 5:20 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Sedgwick | 55 min |
| May 4, 11:46 AM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 59 min |
| May 4, 12:48 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 27 min |
| May 6, 5:40 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Otero | 65 min |
| May 7, 3:36 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 39 min |
| May 7, 8:12 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 63 min |
| May 7, 8:14 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 61 min |
| May 8, 10:04 AM MDT | Severe Thunderstorm Warning | BOU | Weld | 56 min |
| May 8, 12:40 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 50 min |
| May 8, 1:53 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 37 min |
| May 8, 2:01 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 44 min |
| May 8, 2:17 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 58 min |
| May 15, 1:56 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 64 min |
| May 15, 2:38 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 67 min |
| May 15, 2:58 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Kiowa | 62 min |
| May 15, 3:01 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 59 min |
| May 15, 3:25 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 65 min |
| May 15, 3:54 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa, Prowers | 66 min |
| May 15, 4:28 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 62 min |
| May 15, 4:39 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 66 min |
| May 15, 4:47 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 58 min |
| May 15, 6:28 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 62 min |
| May 18, 4:26 PM MDT | Severe Thunderstorm Warning | GJT | Delta | 49 min |
| May 18, 6:52 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 38 min |
| May 18, 7:43 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver | 47 min |
| May 18, 7:44 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 46 min |
| May 23, 2:24 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 66 min |
| May 23, 3:39 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 51 min |
| May 23, 4:22 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 38 min |
| May 23, 4:59 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 2 hr |
| May 23, 6:48 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 57 min |
| May 24, 1:53 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 52 min |
| May 24, 2:42 PM MDT | Severe Thunderstorm Warning | PUB | Fremont, Pueblo | 63 min |
| May 24, 2:46 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 44 min |
| May 24, 2:53 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 52 min |
| May 24, 3:19 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 56 min |
| May 24, 3:30 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Kit Carson | 60 min |
| May 24, 3:53 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 67 min |
| May 24, 5:05 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 115 min |
| May 24, 5:45 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 60 min |
| May 24, 6:01 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 59 min |
| May 24, 6:52 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas | 53 min |
| May 24, 7:01 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 59 min |
| May 24, 7:27 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 63 min |
| May 24, 7:31 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 59 min |
| May 24, 7:33 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 57 min |
| May 24, 8:23 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 52 min |
| May 24, 8:55 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 65 min |
| May 24, 9:30 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 60 min |
| May 25, 3:56 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano | 64 min |
| May 25, 4:50 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 85 min |
| May 25, 5:50 PM MDT | Severe Thunderstorm Warning | BOU | Clear Creek, Gilpin, Jefferson | 40 min |
| May 26, 3:00 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 60 min |
| May 26, 3:06 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 54 min |
| May 26, 3:50 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 55 min |
| May 26, 4:04 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 56 min |
| May 26, 4:47 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 28 min |
| May 26, 4:54 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 66 min |
| May 26, 5:12 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 63 min |
| May 26, 5:34 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 56 min |
| May 27, 5:22 PM MDT | Severe Thunderstorm Warning | BOU | Clear Creek, Gilpin | 58 min |
| May 28, 3:46 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 29 min |
| May 29, 3:15 PM MDT | Severe Thunderstorm Warning | GJT | Archuleta | 45 min |
| May 30, 2:46 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 59 min |
| May 30, 3:19 PM MDT | Severe Thunderstorm Warning | BOU | Boulder | 56 min |
| May 30, 4:05 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 60 min |
| May 30, 5:13 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 52 min |
| May 30, 6:21 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 54 min |
| May 30, 6:48 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 42 min |
| May 30, 7:11 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Washington | 64 min |
| May 31, 2:03 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Teller | 57 min |
| May 31, 2:31 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 59 min |
| May 31, 3:48 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 57 min |
| May 31, 4:44 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano | 61 min |
| May 31, 4:52 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 53 min |
| Jun 1, 12:47 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 58 min |
| Jun 1, 1:15 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero | 60 min |
| Jun 1, 1:22 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 53 min |
| Jun 1, 1:34 PM MDT | Severe Thunderstorm Warning | GJT | San Miguel | 41 min |
| Jun 1, 5:35 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 55 min |
| Jun 1, 6:30 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 60 min |
| Jun 1, 10:05 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 55 min |
| Jun 1, 11:00 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 60 min |
| Jun 1, 11:50 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Washington | 55 min |
| Jun 2, 4:04 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 56 min |
| Jun 2, 6:41 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 64 min |
| Jun 2, 7:10 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver | 35 min |
| Jun 2, 7:23 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 37 min |
| Jun 2, 7:50 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 55 min |
| Jun 2, 9:53 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 22 min |
| Jun 2, 10:09 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 66 min |
| Jun 2, 10:09 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 36 min |
| Jun 2, 10:28 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Prowers | 62 min |
| Jun 2, 11:19 PM MDT | Severe Thunderstorm Warning | PUB | Otero, Pueblo | 56 min |
| Jun 3, 3:19 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 56 min |
| Jun 3, 7:57 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 33 min |
| Jun 3, 8:13 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 47 min |
| Jun 3, 8:27 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 63 min |
| Jun 3, 9:01 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 59 min |
| Jun 4, 12:51 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 54 min |
| Jun 4, 3:12 PM MDT | Severe Thunderstorm Warning | PUB | Fremont | 93 min |
| Jun 6, 5:07 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 38 min |
| Jun 6, 5:20 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 2 hr |
| Jun 6, 5:34 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 41 min |
| Jun 6, 5:47 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 43 min |
| Jun 6, 5:52 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 38 min |
| Jun 6, 6:35 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 55 min |
| Jun 6, 6:43 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln, Washington | 32 min |
| Jun 6, 7:36 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 54 min |
| Jun 6, 9:48 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 57 min |
| Jun 9, 6:05 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 55 min |
| Jun 10, 1:13 PM MDT | Severe Thunderstorm Warning | GJT | Rio Blanco | 47 min |
| Jun 10, 3:50 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas, Elbert | 55 min |
| Jun 10, 4:01 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 59 min |
| Jun 10, 4:47 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 58 min |
| Jun 10, 5:07 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 53 min |
| Jun 10, 5:36 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 69 min |
| Jun 10, 5:59 PM MDT | Severe Thunderstorm Warning | PUB | Crowley | 61 min |
| Jun 10, 7:30 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson, Yuma | 60 min |
| Jun 11, 5:17 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Prowers | 58 min |
| Jun 11, 7:58 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 62 min |
| Jun 12, 8:47 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 58 min |
| Jun 13, 12:52 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 53 min |
| Jun 13, 1:43 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 62 min |
| Jun 13, 1:59 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 61 min |
| Jun 13, 2:21 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 54 min |
| Jun 13, 6:42 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 63 min |
| Jun 14, 4:29 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 46 min |
| Jun 14, 4:57 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 63 min |
| Jun 14, 6:04 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 56 min |
| Jun 14, 6:45 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 30 min |
| Jun 14, 7:01 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 44 min |
| Jun 15, 3:42 PM MDT | Severe Thunderstorm Warning | PUB | Mineral | 63 min |
| Jun 16, 5:15 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 60 min |
| Jun 16, 5:44 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 61 min |
| Jun 16, 6:43 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 62 min |
| Jun 16, 6:49 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 56 min |
| Jun 16, 6:56 PM MDT | Severe Thunderstorm Warning | PUB | Crowley | 64 min |
| Jun 17, 1:59 PM MDT | Severe Thunderstorm Warning | PUB | Teller | 61 min |
| Jun 17, 2:02 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 58 min |
| Jun 17, 2:12 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 63 min |
| Jun 17, 3:00 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 60 min |
| Jun 17, 3:03 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 87 min |
| Jun 17, 3:04 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 56 min |
| Jun 17, 3:18 PM MDT | Severe Thunderstorm Warning | PUB | Custer | 57 min |
| Jun 17, 3:26 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 64 min |
| Jun 17, 8:00 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 60 min |
| Jun 20, 11:53 AM MDT | Severe Thunderstorm Warning | BOU | Douglas, Jefferson, Park | 52 min |
| Jun 20, 12:22 PM MDT | Severe Thunderstorm Warning | BOU | Broomfield, Jefferson | 38 min |
| Jun 20, 12:32 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Broomfield, Denver, Douglas, Elbert | 58 min |
| Jun 20, 2:06 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Pueblo | 54 min |
| Jun 20, 3:05 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 40 min |
| Jun 20, 3:17 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 43 min |
| Jun 20, 3:48 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan | 57 min |
| Jun 20, 3:53 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 52 min |
| Jun 20, 4:19 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 56 min |
| Jun 20, 4:41 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 64 min |
| Jun 20, 5:06 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 54 min |
| Jun 20, 5:51 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 54 min |
| Jun 20, 6:00 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 30 min |
| Jun 20, 6:01 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 29 min |
| Jun 20, 6:02 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 58 min |
| Jun 20, 6:45 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 60 min |
| Jun 20, 9:14 PM MDT | Severe Thunderstorm Warning | BOU | Sedgwick | 46 min |
| Jun 22, 8:24 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Weld | 51 min |
| Jun 22, 9:15 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 60 min |
| Jun 23, 10:00 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 60 min |
| Jun 24, 9:54 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 66 min |
| Jun 27, 5:23 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 82 min |
| Jun 27, 10:13 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 62 min |
| Jun 28, 4:08 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 52 min |
| Jun 28, 5:01 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 44 min |
| Jun 28, 5:01 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 59 min |
| Jun 28, 5:14 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 46 min |
| Jun 28, 5:15 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 50 min |
| Jun 28, 5:29 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 91 min |
| Jun 28, 5:45 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 60 min |
| Jun 28, 5:58 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 62 min |
| Jun 28, 6:03 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 57 min |
| Jun 28, 6:05 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 55 min |
| Jun 28, 6:17 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 58 min |
| Jun 28, 6:59 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 61 min |
| Jun 28, 7:12 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips | 33 min |
| Jun 28, 7:14 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 46 min |
| Jun 28, 7:26 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 64 min |
| Jun 28, 7:28 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 62 min |
| Jun 28, 7:58 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 62 min |
| Jun 29, 3:43 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas | 62 min |
| Jun 29, 4:17 PM MDT | Severe Thunderstorm Warning | PUB | Custer | 58 min |
| Jun 29, 5:51 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 59 min |
| Jun 29, 6:19 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 86 min |
| Jun 29, 7:19 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 41 min |
| Jun 29, 7:23 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 67 min |
| Jun 29, 8:33 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 42 min |
| Jun 29, 8:36 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 39 min |
| Jun 29, 8:45 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 90 min |
| Jul 1, 5:01 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 44 min |
| Jul 1, 7:00 PM MDT | Severe Thunderstorm Warning | BOU | Phillips | 30 min |
| Jul 5, 2:46 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 44 min |
| Jul 5, 7:34 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Kit Carson | 41 min |
| Jul 6, 4:38 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 37 min |
| Jul 6, 5:32 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 58 min |
| Jul 7, 4:29 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 46 min |
| Jul 7, 4:55 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 65 min |
| Jul 7, 5:17 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 43 min |
| Jul 7, 5:39 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 66 min |
| Jul 7, 5:42 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 48 min |
| Jul 7, 5:43 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 62 min |
| Jul 7, 6:12 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 63 min |
| Jul 7, 6:41 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 64 min |
| Jul 7, 6:44 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 61 min |
| Jul 7, 7:04 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 41 min |
| Jul 7, 7:12 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 63 min |
| Jul 7, 7:38 PM MDT | Severe Thunderstorm Warning | BOU | Phillips, Sedgwick | 52 min |
| Jul 7, 7:43 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 62 min |
| Jul 7, 7:47 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 58 min |
| Jul 11, 6:20 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 40 min |
| Jul 12, 2:47 AM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips | 43 min |
| Jul 13, 3:38 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 67 min |
| Jul 13, 4:46 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 59 min |
| Jul 13, 5:26 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 94 min |
| Jul 13, 5:49 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 116 min |
| Jul 15, 5:13 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 62 min |
| Jul 15, 5:20 PM MDT | Severe Thunderstorm Warning | PUB | Fremont | 55 min |
| Jul 15, 5:45 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 60 min |
| Jul 15, 5:52 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 83 min |
| Jul 15, 6:39 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan | 66 min |
| Jul 15, 7:46 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 59 min |
| Jul 15, 9:43 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 32 min |
| Jul 15, 9:50 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Kit Carson | 40 min |
| Jul 17, 6:48 PM MDT | Severe Thunderstorm Warning | GJT | Eagle, Garfield, Rio Blanco, Routt | 42 min |
| Jul 18, 2:21 PM MDT | Severe Thunderstorm Warning | GJT | Garfield | 54 min |
| Jul 18, 6:21 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 54 min |
| Jul 18, 7:15 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 60 min |
| Jul 18, 8:16 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 59 min |
| Jul 18, 8:52 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 53 min |
| Jul 18, 9:47 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 58 min |
| Jul 19, 3:48 PM MDT | Severe Thunderstorm Warning | PUB | Custer | 57 min |
| Jul 22, 5:14 PM MDT | Severe Thunderstorm Warning | PUB | Custer | 61 min |
| Jul 23, 7:56 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 64 min |
| Jul 26, 3:12 PM MDT | Severe Thunderstorm Warning | GJT | Archuleta, Hinsdale, La Plata | 48 min |
| Jul 26, 3:58 PM MDT | Severe Thunderstorm Warning | GJT | La Plata | 47 min |
| Jul 26, 5:34 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 41 min |
| Jul 26, 6:23 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 52 min |
| Jul 26, 6:38 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 52 min |
| Jul 26, 6:44 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 61 min |
| Jul 27, 2:26 PM MDT | Severe Thunderstorm Warning | PUB | Teller | 64 min |
| Jul 28, 5:25 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 35 min |
| Jul 28, 5:34 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 56 min |
| Jul 28, 6:55 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 50 min |
| Jul 29, 3:09 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas | 51 min |
| Jul 29, 3:34 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 41 min |
| Jul 30, 2:58 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 47 min |
| Aug 1, 2:57 PM MDT | Severe Thunderstorm Warning | BOU | Larimer | 63 min |
| Aug 1, 3:46 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 59 min |
| Aug 1, 3:51 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 54 min |
| Aug 1, 4:57 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 63 min |
| Aug 1, 5:07 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Washington | 53 min |
| Aug 1, 6:23 PM MDT | Severe Thunderstorm Warning | BOU | Sedgwick | 52 min |
| Aug 1, 6:42 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Kit Carson | 48 min |
| Aug 1, 6:52 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 53 min |
| Aug 1, 7:43 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 92 min |
| Aug 2, 6:41 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 64 min |
| Aug 2, 8:13 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 47 min |
| Aug 3, 4:34 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 56 min |
| Aug 3, 7:16 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 44 min |
| Aug 3, 7:25 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 50 min |
| Aug 3, 8:01 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 44 min |
| Aug 4, 9:40 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 65 min |
| Aug 5, 6:50 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 45 min |
| Aug 6, 4:44 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 61 min |
| Aug 6, 4:59 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 61 min |
| Aug 7, 2:58 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 62 min |
| Aug 7, 7:48 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 57 min |
| Aug 8, 6:44 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Jefferson | 61 min |
| Aug 8, 7:44 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Denver | 61 min |
| Aug 9, 2:28 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 92 min |
| Aug 10, 5:32 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 58 min |
| Aug 11, 5:31 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 59 min |
| Aug 14, 3:39 PM MDT | Severe Thunderstorm Warning | GJT | Montezuma | 51 min |
| Aug 14, 3:42 PM MDT | Severe Thunderstorm Warning | GJT | Montezuma | 48 min |
| Aug 14, 3:50 PM MDT | Severe Thunderstorm Warning | GJT | La Plata | 40 min |
| Aug 14, 4:22 PM MDT | Severe Thunderstorm Warning | GJT | Montezuma | 23 min |
| Aug 14, 4:32 PM MDT | Severe Thunderstorm Warning | GJT | La Plata, Montezuma | 43 min |
| Aug 14, 5:50 PM MDT | Severe Thunderstorm Warning | GJT | La Plata, Montezuma | 55 min |
| Aug 14, 6:14 PM MDT | Severe Thunderstorm Warning | GJT | Montezuma | 61 min |
| Aug 18, 10:04 AM MDT | Severe Thunderstorm Warning | GJT | Routt | 41 min |
| Aug 18, 12:54 PM MDT | Severe Thunderstorm Warning | GJT | Garfield | 36 min |
| Aug 18, 1:32 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas | 43 min |
| Aug 18, 1:53 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Larimer | 37 min |
| Aug 18, 4:24 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 36 min |
| Aug 18, 6:06 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 54 min |
| Aug 21, 7:35 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 55 min |
| Sep 7, 3:53 PM MDT | Severe Thunderstorm Warning | GJT | Mesa | 37 min |
| Sep 10, 4:36 AM MDT | Severe Thunderstorm Warning | GJT | Mesa | 39 min |
| Sep 10, 1:45 PM MDT | Severe Thunderstorm Warning | GJT | Mesa | 45 min |
| Sep 10, 2:28 PM MDT | Severe Thunderstorm Warning | GJT | Mesa | 47 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Weld County40
- Arapahoe County28
- El Paso County26
- Kit Carson County25
- Adams County24
- Cheyenne County23
- Yuma County21
- Douglas County21
- Morgan County19
- Washington County18
- Elbert County18
- Logan County16
- Lincoln County16
- Las Animas County14
- Otero County11
- Pueblo County10
- Denver County9
- Sedgwick County9
- Bent County8
- Kiowa County8
- Phillips County8
- Baca County7
- Montezuma County6
- Jefferson County5
- Larimer County5
- La Plata County5
- Prowers County4
- Boulder County4
- Custer County4
- Mesa County4
- Fremont County3
- Teller County3
- Crowley County3
- Garfield County3
- Huerfano County2
- Clear Creek County2
- Gilpin County2
- Archuleta County2
- Rio Blanco County2
- Broomfield County2
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20022004
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.