Alert archive / Colorado / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Colorado, 1998
396 severe thunderstorm warnings in 1998. 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 1998. Tap one for its archive.
- Severe Thunderstorm Warnings
- 396
- Busiest month
- July114 severe thunderstorm warnings
- Busiest day
- May 22, 199826 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 |
|---|---|---|---|---|
| Mar 26, 6:21 PM MST | Severe Thunderstorm Warning | GLD | Cheyenne | 44 min |
| Apr 6, 4:27 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 63 min |
| May 3, 6:26 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 34 min |
| May 3, 7:04 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 61 min |
| May 3, 7:55 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 50 min |
| May 4, 2:59 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 46 min |
| May 4, 8:08 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 62 min |
| May 5, 3:26 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 64 min |
| May 5, 3:55 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 50 min |
| May 5, 4:14 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 31 min |
| May 5, 4:27 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 33 min |
| May 5, 4:41 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson, Yuma | 64 min |
| May 5, 6:10 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 60 min |
| May 5, 7:19 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips | 41 min |
| May 5, 7:25 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 60 min |
| May 5, 7:41 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 34 min |
| May 7, 2:38 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 62 min |
| May 7, 3:47 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 63 min |
| May 8, 12:39 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 66 min |
| May 8, 1:42 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 58 min |
| May 8, 1:54 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 66 min |
| May 8, 1:55 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 50 min |
| May 8, 2:10 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 50 min |
| May 8, 2:29 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 61 min |
| May 8, 2:57 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 63 min |
| May 8, 3:57 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 63 min |
| May 8, 4:00 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Otero | 65 min |
| May 8, 4:11 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 59 min |
| May 8, 4:35 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 60 min |
| May 8, 4:52 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 63 min |
| May 8, 5:01 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 59 min |
| May 10, 5:14 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 46 min |
| May 10, 5:26 PM MDT | Severe Thunderstorm Warning | BOU | Larimer | 49 min |
| May 11, 2:49 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 41 min |
| May 11, 3:31 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 64 min |
| May 11, 3:46 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 64 min |
| May 11, 5:53 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 62 min |
| May 11, 7:07 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 38 min |
| May 11, 7:36 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 34 min |
| May 11, 7:54 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver, Douglas, Jefferson | 36 min |
| May 11, 8:03 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 62 min |
| May 11, 8:27 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas, Elbert | 33 min |
| May 19, 9:11 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 34 min |
| May 20, 4:42 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero | 63 min |
| May 20, 6:22 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 38 min |
| May 20, 6:36 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 24 min |
| May 20, 7:01 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 39 min |
| May 20, 7:40 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 65 min |
| May 20, 8:49 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 31 min |
| May 21, 1:50 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 55 min |
| May 21, 2:19 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 36 min |
| May 21, 3:18 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 42 min |
| May 21, 3:57 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 48 min |
| May 21, 4:51 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 39 min |
| May 21, 5:35 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 35 min |
| May 21, 6:15 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 45 min |
| May 21, 7:27 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 33 min |
| May 21, 8:01 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 39 min |
| May 21, 8:55 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips | 35 min |
| May 21, 8:58 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 32 min |
| May 21, 9:30 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 35 min |
| May 21, 10:36 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 34 min |
| May 22, 11:56 AM MDT | Severe Thunderstorm Warning | BOU | Boulder, Jefferson | 34 min |
| May 22, 12:29 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Jefferson, Weld | 46 min |
| May 22, 12:29 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 46 min |
| May 22, 1:00 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 30 min |
| May 22, 1:10 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Larimer, Weld | 25 min |
| May 22, 1:30 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 45 min |
| May 22, 1:35 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 40 min |
| May 22, 1:41 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 34 min |
| May 22, 2:06 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 39 min |
| May 22, 2:15 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 45 min |
| May 22, 2:21 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 24 min |
| May 22, 2:45 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 45 min |
| May 22, 2:58 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 32 min |
| May 22, 3:15 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 40 min |
| May 22, 3:55 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Washington | 35 min |
| May 22, 4:11 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 34 min |
| May 22, 4:30 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Morgan, Washington | 30 min |
| May 22, 4:40 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 50 min |
| May 22, 4:46 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Washington | 44 min |
| May 22, 6:46 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 49 min |
| May 24, 10:03 AM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 32 min |
| May 24, 10:16 AM MDT | Severe Thunderstorm Warning | BOU | Lincoln, Washington | 44 min |
| May 24, 10:16 AM MDT | Severe Thunderstorm Warning | BOU | Elbert | 44 min |
| May 24, 10:33 AM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 32 min |
| May 24, 10:59 AM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 46 min |
| May 24, 10:59 AM MDT | Severe Thunderstorm Warning | BOU | Washington | 46 min |
| May 24, 11:03 AM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 62 min |
| May 24, 12:55 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 60 min |
| May 24, 1:03 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas, Elbert | 42 min |
| May 24, 2:16 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 49 min |
| May 24, 2:25 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 50 min |
| May 24, 2:37 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 38 min |
| May 24, 3:07 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 38 min |
| May 24, 3:32 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 58 min |
| May 24, 4:14 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 61 min |
| May 24, 4:18 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 27 min |
| May 24, 4:58 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 62 min |
| May 24, 5:20 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 60 min |
| May 24, 6:07 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero | 58 min |
| May 24, 6:14 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 61 min |
| May 24, 6:49 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 61 min |
| May 24, 7:14 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 56 min |
| May 24, 7:20 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 60 min |
| May 26, 2:05 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano | 65 min |
| May 26, 2:44 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 61 min |
| May 26, 3:37 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 63 min |
| May 26, 4:30 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 35 min |
| May 26, 4:58 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Washington | 32 min |
| May 26, 5:03 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 3 hr |
| May 26, 5:30 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 40 min |
| May 26, 5:58 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 57 min |
| May 28, 7:24 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 76 min |
| Jun 3, 12:20 AM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Elbert | 25 min |
| Jun 3, 12:29 AM MDT | Severe Thunderstorm Warning | BOU | Lincoln, Washington | 46 min |
| Jun 3, 1:37 AM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 48 min |
| Jun 4, 2:58 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 57 min |
| Jun 7, 3:14 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 46 min |
| Jun 7, 3:53 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 52 min |
| Jun 7, 4:04 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 41 min |
| Jun 7, 4:20 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 40 min |
| Jun 7, 4:24 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Washington | 51 min |
| Jun 7, 4:26 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 64 min |
| Jun 7, 4:41 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 49 min |
| Jun 7, 4:45 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 30 min |
| Jun 7, 5:02 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 78 min |
| Jun 7, 5:02 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 58 min |
| Jun 7, 5:25 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 65 min |
| Jun 7, 5:28 PM MDT | Severe Thunderstorm Warning | BOU | Phillips | 32 min |
| Jun 7, 6:39 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 51 min |
| Jun 7, 7:26 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 59 min |
| Jun 7, 8:34 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 56 min |
| Jun 8, 12:35 AM MDT | Severe Thunderstorm Warning | PUB | Prowers | 65 min |
| Jun 8, 2:25 AM MDT | Severe Thunderstorm Warning | BOU | Weld | 35 min |
| Jun 8, 3:00 AM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 40 min |
| Jun 8, 3:02 AM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 38 min |
| Jun 8, 4:11 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Jefferson | 49 min |
| Jun 8, 4:59 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver, Jefferson | 46 min |
| Jun 8, 5:32 PM MDT | Severe Thunderstorm Warning | BOU | Douglas, Jefferson | 28 min |
| Jun 8, 5:59 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Denver, Douglas, Jefferson | 31 min |
| Jun 8, 6:00 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 45 min |
| Jun 8, 6:43 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 47 min |
| Jun 8, 7:04 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 61 min |
| Jun 8, 7:30 PM MDT | Severe Thunderstorm Warning | BOU | Douglas, Elbert | 45 min |
| Jun 9, 11:45 AM MDT | Severe Thunderstorm Warning | GJT | Moffat | 30 min |
| Jun 9, 4:35 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 40 min |
| Jun 9, 6:21 PM MDT | Severe Thunderstorm Warning | BOU | Sedgwick | 49 min |
| Jun 9, 7:25 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 60 min |
| Jun 9, 7:52 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Washington | 38 min |
| Jun 14, 4:10 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 35 min |
| Jun 14, 7:31 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 34 min |
| Jun 14, 8:25 PM MDT | Severe Thunderstorm Warning | PUB | Saguache | 45 min |
| Jun 20, 5:58 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 47 min |
| Jun 20, 10:05 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 60 min |
| Jun 21, 1:15 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 40 min |
| Jun 21, 2:41 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 39 min |
| Jun 21, 3:40 PM MDT | Severe Thunderstorm Warning | PUB | Teller | 60 min |
| Jun 21, 3:53 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 47 min |
| Jun 21, 4:06 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 64 min |
| Jun 21, 5:07 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 58 min |
| Jun 21, 5:14 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 61 min |
| Jun 21, 6:05 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 30 min |
| Jun 21, 6:35 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 60 min |
| Jun 21, 6:49 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 61 min |
| Jun 21, 6:58 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 62 min |
| Jun 21, 7:33 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 62 min |
| Jun 21, 7:37 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Kiowa | 63 min |
| Jun 21, 8:02 PM MDT | Severe Thunderstorm Warning | PUB | Crowley | 63 min |
| Jun 22, 3:43 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver | 47 min |
| Jun 22, 4:04 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 26 min |
| Jun 22, 5:16 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 44 min |
| Jun 22, 5:33 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver, Jefferson | 42 min |
| Jun 22, 6:12 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 48 min |
| Jun 22, 7:00 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 45 min |
| Jun 22, 8:40 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 50 min |
| Jun 22, 9:27 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 63 min |
| Jun 22, 10:15 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 65 min |
| Jun 22, 10:47 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 43 min |
| Jun 22, 10:53 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 62 min |
| Jun 22, 11:31 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 44 min |
| Jun 23, 12:14 AM MDT | Severe Thunderstorm Warning | BOU | Morgan | 46 min |
| Jun 23, 12:58 AM MDT | Severe Thunderstorm Warning | BOU | Morgan, Washington | 47 min |
| Jun 29, 1:56 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 64 min |
| Jun 29, 4:36 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Kit Carson | 34 min |
| Jun 29, 9:41 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 59 min |
| Jun 29, 10:15 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 40 min |
| Jun 29, 10:39 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 56 min |
| Jun 29, 11:18 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 27 min |
| Jun 29, 11:37 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 33 min |
| Jun 29, 11:45 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 45 min |
| Jun 30, 12:21 AM MDT | Severe Thunderstorm Warning | PUB | Teller | 64 min |
| Jun 30, 12:40 AM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 65 min |
| Jun 30, 1:31 AM MDT | Severe Thunderstorm Warning | PUB | Teller | 59 min |
| Jun 30, 3:52 AM MDT | Severe Thunderstorm Warning | PUB | El Paso | 63 min |
| Jun 30, 4:07 AM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 63 min |
| Jun 30, 1:43 PM MDT | Severe Thunderstorm Warning | BOU | Jefferson | 32 min |
| Jun 30, 2:25 PM MDT | Severe Thunderstorm Warning | PUB | Custer | 60 min |
| Jun 30, 4:52 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 48 min |
| Jun 30, 5:06 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 34 min |
| Jun 30, 5:38 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 62 min |
| Jun 30, 7:29 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 31 min |
| Jul 1, 4:17 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 48 min |
| Jul 1, 4:43 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 62 min |
| Jul 1, 5:37 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 53 min |
| Jul 1, 5:48 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 42 min |
| Jul 1, 6:03 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 42 min |
| Jul 1, 6:27 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 48 min |
| Jul 1, 6:29 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 46 min |
| Jul 1, 6:49 PM MDT | Severe Thunderstorm Warning | PUB | Crowley | 46 min |
| Jul 1, 6:52 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 53 min |
| Jul 1, 7:16 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 44 min |
| Jul 1, 7:55 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 60 min |
| Jul 1, 8:02 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 43 min |
| Jul 1, 8:45 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 30 min |
| Jul 1, 8:57 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 63 min |
| Jul 1, 9:29 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 41 min |
| Jul 1, 9:57 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 63 min |
| Jul 1, 11:50 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 60 min |
| Jul 2, 12:53 AM MDT | Severe Thunderstorm Warning | GLD | Yuma | 32 min |
| Jul 2, 5:31 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 29 min |
| Jul 2, 6:00 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 40 min |
| Jul 3, 3:22 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 33 min |
| Jul 3, 3:52 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 63 min |
| Jul 3, 4:45 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 60 min |
| Jul 6, 2:58 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 62 min |
| Jul 6, 3:16 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano | 64 min |
| Jul 6, 5:03 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 62 min |
| Jul 7, 5:24 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 61 min |
| Jul 7, 5:45 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 65 min |
| Jul 7, 6:50 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 60 min |
| Jul 8, 7:46 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 59 min |
| Jul 9, 3:49 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 41 min |
| Jul 9, 4:31 PM MDT | Severe Thunderstorm Warning | PUB | Crowley | 64 min |
| Jul 9, 6:02 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 63 min |
| Jul 10, 5:50 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 60 min |
| Jul 11, 7:06 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 64 min |
| Jul 11, 10:57 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 48 min |
| Jul 12, 2:46 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 64 min |
| Jul 12, 2:58 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 62 min |
| Jul 12, 5:11 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Prowers | 64 min |
| Jul 12, 6:15 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 60 min |
| Jul 13, 1:46 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 49 min |
| Jul 13, 3:49 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 51 min |
| Jul 13, 4:53 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 62 min |
| Jul 13, 5:16 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 59 min |
| Jul 13, 5:23 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 62 min |
| Jul 13, 6:16 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 59 min |
| Jul 14, 9:21 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 59 min |
| Jul 15, 3:07 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 63 min |
| Jul 15, 3:54 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 36 min |
| Jul 15, 5:52 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 23 min |
| Jul 15, 6:16 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan | 29 min |
| Jul 15, 6:47 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Washington | 28 min |
| Jul 15, 6:55 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 60 min |
| Jul 15, 7:36 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 64 min |
| Jul 15, 8:10 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln, Washington | 35 min |
| Jul 15, 8:39 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 61 min |
| Jul 15, 8:48 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 47 min |
| Jul 15, 9:35 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 35 min |
| Jul 15, 9:41 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 34 min |
| Jul 16, 12:39 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 61 min |
| Jul 16, 3:04 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 61 min |
| Jul 16, 4:39 PM MDT | Severe Thunderstorm Warning | PUB | Crowley | 61 min |
| Jul 16, 5:10 PM MDT | Severe Thunderstorm Warning | PUB | Saguache | 60 min |
| Jul 16, 5:45 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Pueblo | 60 min |
| Jul 16, 6:02 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 63 min |
| Jul 18, 5:33 PM MDT | Severe Thunderstorm Warning | PUB | Alamosa, Saguache | 62 min |
| Jul 21, 4:55 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 35 min |
| Jul 21, 5:31 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 44 min |
| Jul 21, 6:03 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 42 min |
| Jul 21, 6:22 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Washington | 38 min |
| Jul 21, 6:35 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 40 min |
| Jul 21, 6:36 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 39 min |
| Jul 21, 6:58 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 47 min |
| Jul 21, 7:16 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 44 min |
| Jul 21, 7:18 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 62 min |
| Jul 22, 1:16 PM MDT | Severe Thunderstorm Warning | PUB | Costilla | 64 min |
| Jul 23, 2:48 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 62 min |
| Jul 23, 6:56 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 64 min |
| Jul 23, 8:11 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Prowers | 64 min |
| Jul 24, 3:09 PM MDT | Severe Thunderstorm Warning | PUB | Bent | 61 min |
| Jul 24, 3:52 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 28 min |
| Jul 24, 4:11 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 59 min |
| Jul 24, 7:05 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 60 min |
| Jul 25, 4:15 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 30 min |
| Jul 25, 5:57 PM MDT | Severe Thunderstorm Warning | PUB | Otero, Pueblo | 63 min |
| Jul 25, 7:31 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 59 min |
| Jul 25, 7:37 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 63 min |
| Jul 25, 8:26 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 64 min |
| Jul 26, 7:06 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 59 min |
| Jul 29, 1:29 PM MDT | Severe Thunderstorm Warning | PUB | Rio Grande | 61 min |
| Jul 29, 2:47 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 63 min |
| Jul 29, 4:29 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson, Yuma | 31 min |
| Jul 29, 5:32 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 43 min |
| Jul 29, 6:01 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 29 min |
| Jul 29, 6:32 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 43 min |
| Jul 29, 6:55 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 60 min |
| Jul 29, 6:57 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 48 min |
| Jul 29, 7:13 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 32 min |
| Jul 29, 7:39 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 36 min |
| Jul 30, 12:31 PM MDT | Severe Thunderstorm Warning | PUB | Saguache | 64 min |
| Jul 30, 1:41 PM MDT | Severe Thunderstorm Warning | BOU | Douglas, Jefferson, Park | 34 min |
| Jul 30, 1:43 PM MDT | Severe Thunderstorm Warning | PUB | Saguache | 62 min |
| Jul 30, 2:17 PM MDT | Severe Thunderstorm Warning | PUB | Custer | 63 min |
| Jul 30, 3:22 PM MDT | Severe Thunderstorm Warning | PUB | Custer | 63 min |
| Jul 30, 3:30 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 65 min |
| Jul 30, 4:24 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 51 min |
| Jul 30, 5:14 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 46 min |
| Jul 30, 6:00 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 45 min |
| Jul 30, 6:36 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 59 min |
| Jul 30, 6:57 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 63 min |
| Jul 31, 1:09 PM MDT | Severe Thunderstorm Warning | PUB | Saguache | 91 min |
| Jul 31, 3:15 PM MDT | Severe Thunderstorm Warning | BOU | Clear Creek, Gilpin, Jefferson | 60 min |
| Jul 31, 4:28 PM MDT | Severe Thunderstorm Warning | PUB | Custer | 62 min |
| Aug 1, 4:32 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Las Animas | 63 min |
| Aug 1, 5:43 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 47 min |
| Aug 1, 7:03 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 32 min |
| Aug 1, 7:33 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 32 min |
| Aug 3, 1:40 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 65 min |
| Aug 3, 3:39 PM MDT | Severe Thunderstorm Warning | PUB | Custer | 61 min |
| Aug 3, 3:49 PM MDT | Severe Thunderstorm Warning | PUB | Fremont | 61 min |
| Aug 3, 5:59 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 61 min |
| Aug 8, 5:14 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 46 min |
| Aug 8, 6:25 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 50 min |
| Aug 8, 8:59 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 31 min |
| Aug 9, 2:21 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 64 min |
| Aug 9, 3:02 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 43 min |
| Aug 9, 3:32 PM MDT | Severe Thunderstorm Warning | BOU | Douglas, Elbert | 43 min |
| Aug 9, 3:38 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 52 min |
| Aug 9, 3:57 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 63 min |
| Aug 9, 4:01 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 44 min |
| Aug 9, 4:22 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 63 min |
| Aug 9, 4:44 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 61 min |
| Aug 9, 4:52 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln, Washington | 38 min |
| Aug 9, 5:13 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 62 min |
| Aug 9, 5:28 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 62 min |
| Aug 9, 5:40 PM MDT | Severe Thunderstorm Warning | PUB | Fremont | 65 min |
| Aug 9, 5:41 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 64 min |
| Aug 9, 5:56 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 64 min |
| Aug 9, 6:09 PM MDT | Severe Thunderstorm Warning | PUB | Crowley | 61 min |
| Aug 9, 6:16 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 64 min |
| Aug 9, 6:20 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 65 min |
| Aug 9, 6:23 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 62 min |
| Aug 9, 6:46 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 64 min |
| Aug 9, 8:12 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 63 min |
| Aug 10, 1:55 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 60 min |
| Aug 10, 4:18 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 62 min |
| Aug 10, 5:52 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 58 min |
| Aug 10, 6:15 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 45 min |
| Aug 10, 6:53 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 37 min |
| Aug 11, 1:58 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 57 min |
| Aug 11, 2:58 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 62 min |
| Aug 11, 3:15 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 55 min |
| Aug 11, 4:00 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 60 min |
| Aug 11, 4:20 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan, Weld | 60 min |
| Aug 11, 4:20 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 40 min |
| Aug 15, 4:01 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 44 min |
| Aug 18, 5:39 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 36 min |
| Aug 19, 3:40 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 65 min |
| Aug 19, 3:51 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 59 min |
| Aug 19, 4:55 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Kit Carson | 65 min |
| Aug 19, 5:23 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 62 min |
| Aug 19, 6:05 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 65 min |
| Aug 21, 3:17 PM MDT | Severe Thunderstorm Warning | BOU | Douglas, Elbert | 43 min |
| Aug 24, 2:48 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 62 min |
| Aug 24, 5:27 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 63 min |
| Aug 24, 6:16 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas, Otero | 64 min |
| Aug 26, 5:07 PM MDT | Severe Thunderstorm Warning | GJT | Rio Blanco | 58 min |
| Aug 27, 5:57 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 63 min |
| Aug 29, 5:46 PM MDT | Severe Thunderstorm Warning | PUB | Chaffee | 59 min |
| Aug 30, 3:59 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 31 min |
| Aug 30, 8:22 PM MDT | Severe Thunderstorm Warning | PUB | Custer | 63 min |
| Aug 31, 4:03 PM MDT | Severe Thunderstorm Warning | BOU | Grand, Jackson | 42 min |
| Aug 31, 4:08 PM MDT | Severe Thunderstorm Warning | BOU | Grand, Jackson | 37 min |
| Aug 31, 8:22 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 63 min |
| Sep 20, 7:46 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 44 min |
| Sep 20, 9:01 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Morgan, Weld | 44 min |
| Sep 29, 6:41 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 34 min |
| Sep 29, 7:02 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 63 min |
| Sep 29, 8:36 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 34 min |
| Sep 30, 2:44 PM MDT | Severe Thunderstorm Warning | PUB | Rio Grande | 61 min |
| Sep 30, 3:13 PM MDT | Severe Thunderstorm Warning | PUB | Saguache | 62 min |
| Sep 30, 4:18 PM MDT | Severe Thunderstorm Warning | PUB | Saguache | 92 min |
| Sep 30, 6:22 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano | 63 min |
| Sep 30, 6:28 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 62 min |
| Sep 30, 6:54 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 61 min |
| Sep 30, 7:04 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 61 min |
| Sep 30, 7:33 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 62 min |
| Sep 30, 8:37 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 63 min |
| Oct 1, 12:51 PM MDT | Severe Thunderstorm Warning | PUB | Saguache | 94 min |
| Oct 1, 1:31 PM MDT | Severe Thunderstorm Warning | PUB | Alamosa | 64 min |
| Oct 16, 1:15 PM MDT | Severe Thunderstorm Warning | BOU | Denver, Jefferson | 45 min |
| Oct 16, 1:41 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 49 min |
| Oct 16, 2:33 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 42 min |
| Oct 26, 4:37 PM MST | Severe Thunderstorm Warning | GLD | Kit Carson | 33 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Weld County52
- Yuma County34
- El Paso County31
- Kit Carson County30
- Washington County27
- Elbert County26
- Adams County26
- Morgan County24
- Logan County22
- Arapahoe County22
- Lincoln County22
- Las Animas County19
- Cheyenne County15
- Baca County15
- Kiowa County13
- Pueblo County13
- Prowers County12
- Jefferson County12
- Bent County11
- Otero County11
- Denver County10
- Douglas County10
- Larimer County9
- Crowley County9
- Saguache County9
- Custer County6
- Phillips County4
- Boulder County4
- Huerfano County3
- Teller County3
- Sedgwick County2
- Alamosa County2
- Rio Grande County2
- Fremont County2
- Grand County2
- Jackson County2
- Moffat County1
- Costilla County1
- Park County1
- Clear Creek County1
3 more counties
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19971999
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.