Alert archive / Colorado / 2009
Weather alerts in Colorado, August 2009
277 weather alerts in August 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in August 2009. Tap one for its archive.
- Alerts
- 277
- Warnings
- 182
- Watches
- 8
- Advisories
- 27
- Busiest day
- August 18, 200954 alerts
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 |
|---|---|---|---|---|
| Jul 31, 6:08 PM MDT | Mesoscale Discussion | SPC | Baca, Prowers | 2 hr |
| Jul 31, 6:24 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Prowers | 66 min |
| Aug 1, 6:16 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 29 min |
| Aug 2, 2:05 PM MDT | Mesoscale Discussion | SPC | Baca | 2 hr |
| Aug 3, 2:55 PM MDT | Special Weather Statement | BOU | Morgan, Weld | 65 min |
| Aug 3, 3:08 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 52 min |
| Aug 3, 3:10 PM MDT | Fire Weather Watch | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Moffat and 5 more | 70 hr |
| Aug 3, 3:20 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 1 more | 31 min |
| Aug 3, 3:43 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Elbert | 62 min |
| Aug 3, 4:19 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert, Lincoln, Washington | 56 min |
| Aug 3, 5:06 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 33 min |
| Aug 3, 6:46 PM MDT | Mesoscale Discussion | SPC | Phillips, Sedgwick | 119 min |
| Aug 4, 2:54 PM MDT | Mesoscale Discussion | SPC | Logan, Morgan, Weld | 96 min |
| Aug 5, 2:49 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 43 min |
| Aug 5, 3:35 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 55 min |
| Aug 5, 3:51 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Cheyenne, Crowley, Denver, Elbert and 11 more | 84 min |
| Aug 5, 4:15 PM MDT | Severe Thunderstorm Watch | SPC | Adams, Arapahoe, Baca, Bent, Cheyenne, Crowley and 17 more | 7 hr |
| Aug 5, 4:18 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 37 min |
| Aug 5, 4:55 PM MDT | Areal Flood Advisory | PUB | Chaffee | 3 hr |
| Aug 5, 5:06 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Pueblo | 23 min |
| Aug 5, 5:22 PM MDT | Severe Thunderstorm Warning | BOU | Park | 23 min |
| Aug 5, 5:22 PM MDT | Severe Thunderstorm Warning | PUB | Custer, Huerfano, Pueblo | 53 min |
| Aug 5, 5:40 PM MDT | Severe Thunderstorm Warning | BOU | Park | 48 min |
| Aug 5, 6:13 PM MDT | Severe Thunderstorm Warning | PUB | Fremont, Pueblo | 62 min |
| Aug 5, 6:47 PM MDT | Areal Flood Advisory | PUB | Fremont | 3 hr |
| Aug 5, 6:48 PM MDT | Severe Thunderstorm Warning | PUB | Custer, Fremont, Pueblo | 36 min |
| Aug 5, 6:58 PM MDT | Areal Flood Advisory | PUB | Pueblo | 68 min |
| Aug 5, 7:02 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 58 min |
| Aug 5, 7:08 PM MDT | Flash Flood Warning | BOU | Douglas, Jefferson | 3 hr |
| Aug 5, 7:26 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Bent, Cheyenne, Crowley, Denver and 15 more | 64 min |
| Aug 5, 7:59 PM MDT | Areal Flood Advisory | PUB | El Paso | 3 hr |
| Aug 5, 8:42 PM MDT | Special Weather Statement | BOU | Broomfield | 48 min |
| Aug 5, 8:59 PM MDT | Special Weather Statement | BOU | Crowley | 46 min |
| Aug 5, 9:19 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Boulder, Broomfield, Jefferson, Weld | 26 min |
| Aug 5, 10:09 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Elbert, El Paso, Lincoln, Morgan and 2 more | 66 min |
| Aug 5, 10:42 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Kiowa | 63 min |
| Aug 5, 11:44 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Las Animas, Prowers | 61 min |
| Aug 5, 11:46 PM MDT | Special Weather Statement | BOU | Larimer | 29 min |
| Aug 6, 1:01 AM MDT | Areal Flood Advisory | PUB | Baca, Bent, Las Animas, Prowers | 3 hr |
| Aug 6, 12:55 PM MDT | Red Flag Warning | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Moffat and 5 more | 33 hr |
| Aug 6, 3:03 PM MDT | Areal Flood Advisory | BOU | Jefferson | 48 min |
| Aug 6, 3:36 PM MDT | Special Weather Statement | BOU | Denver | 39 min |
| Aug 6, 3:37 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 38 min |
| Aug 6, 3:48 PM MDT | Areal Flood Advisory | BOU | Adams, Arapahoe, Denver | 87 min |
| Aug 6, 4:45 PM MDT | Areal Flood Advisory | BOU | Douglas, Jefferson | 90 min |
| Aug 6, 5:28 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Cheyenne, Elbert, Kit Carson, Lincoln and 5 more | 92 min |
| Aug 6, 5:54 PM MDT | Tornado Warning | BOU | Logan | 51 min |
| Aug 6, 6:48 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 42 min |
| Aug 6, 7:05 PM MDT | Flash Flood Warning | BOU | Logan, Sedgwick | 3 hr |
| Aug 6, 7:06 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Washington | 54 min |
| Aug 6, 7:28 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 62 min |
| Aug 7, 5:37 PM MDT | Mesoscale Discussion | SPC | Adams, Logan, Morgan, Phillips, Sedgwick, Washington and 1 more | 113 min |
| Aug 8, 3:14 PM MDT | Freeze Warning | GJT | Gunnison, Montrose | 17 hr |
| Aug 8, 3:34 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Kit Carson, Logan, Morgan, Phillips and 4 more | 86 min |
| Aug 8, 6:24 PM MDT | Special Weather Statement | BOU | Larimer | 36 min |
| Aug 8, 6:34 PM MDT | Special Weather Statement | BOU | Weld | 26 min |
| Aug 8, 6:58 PM MDT | Areal Flood Advisory | BOU | Larimer, Weld | 2 hr |
| Aug 8, 7:09 PM MDT | Special Weather Statement | BOU | Weld | 36 min |
| Aug 8, 7:11 PM MDT | Special Weather Statement | BOU | Weld | 34 min |
| Aug 8, 7:29 PM MDT | Severe Thunderstorm Watch | SPC | Logan, Morgan, Phillips, Sedgwick, Weld | 7 hr |
| Aug 8, 7:35 PM MDT | Special Weather Statement | BOU | Weld | 25 min |
| Aug 8, 7:39 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 36 min |
| Aug 8, 8:10 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 35 min |
| Aug 8, 8:45 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 45 min |
| Aug 8, 8:49 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 26 min |
| Aug 8, 9:15 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 30 min |
| Aug 8, 9:41 PM MDT | Mesoscale Discussion | SPC | Logan, Weld | 94 min |
| Aug 8, 9:48 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 42 min |
| Aug 8, 10:27 PM MDT | Tornado Warning | BOU | Morgan | 48 min |
| Aug 8, 10:52 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 38 min |
| Aug 8, 10:57 PM MDT | Tornado Warning | BOU | Logan, Washington | 48 min |
| Aug 8, 11:14 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 46 min |
| Aug 8, 11:17 PM MDT | Areal Flood Advisory | BOU | Weld | 88 min |
| Aug 8, 11:47 PM MDT | Flash Flood Warning | BOU | Weld | 3 hr |
| Aug 9, 12:01 AM MDT | Severe Thunderstorm Warning | BOU | Weld | 29 min |
| Aug 9, 12:05 AM MDT | Severe Thunderstorm Warning | BOU | Logan | 25 min |
| Aug 9, 1:33 AM MDT | Areal Flood Advisory | BOU | Morgan | 87 min |
| Aug 9, 2:29 AM MDT | Flash Flood Warning | BOU | Weld | 91 min |
| Aug 9, 4:50 PM MDT | Special Weather Statement | BOU | Logan | 25 min |
| Aug 9, 5:30 PM MDT | Special Weather Statement | BOU | Logan | 30 min |
| Aug 9, 5:39 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 51 min |
| Aug 9, 6:13 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 77 min |
| Aug 9, 6:14 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips | 46 min |
| Aug 9, 6:59 PM MDT | Severe Thunderstorm Warning | BOU | Phillips | 31 min |
| Aug 9, 7:58 PM MDT | Special Weather Statement | BOU | Jefferson | 32 min |
| Aug 9, 8:21 PM MDT | Special Weather Statement | BOU | Denver | 24 min |
| Aug 9, 8:47 PM MDT | Special Weather Statement | BOU | Denver | 28 min |
| Aug 9, 8:56 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 31 min |
| Aug 9, 10:48 PM MDT | Special Weather Statement | BOU | Arapahoe | 27 min |
| Aug 9, 10:57 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 33 min |
| Aug 9, 11:29 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 46 min |
| Aug 10, 12:47 AM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 28 min |
| Aug 10, 12:52 AM MDT | Severe Thunderstorm Warning | BOU | Washington | 38 min |
| Aug 10, 12:59 AM MDT | Severe Thunderstorm Warning | PUB | El Paso | 61 min |
| Aug 10, 1:17 AM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 43 min |
| Aug 10, 1:17 AM MDT | Severe Thunderstorm Warning | GLD | Yuma | 58 min |
| Aug 10, 1:25 AM MDT | Severe Thunderstorm Warning | BOU | Elbert | 35 min |
| Aug 10, 1:29 AM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Cheyenne, Elbert, Kit Carson, Lincoln and 6 more | 61 min |
| Aug 10, 1:44 AM MDT | Severe Thunderstorm Warning | BOU | Elbert | 46 min |
| Aug 10, 1:45 AM MDT | Severe Thunderstorm Warning | GLD | Yuma | 60 min |
| Aug 10, 1:49 AM MDT | Severe Thunderstorm Watch | SPC | Adams, Arapahoe, Cheyenne, Elbert, El Paso, Kiowa and 8 more | 6 hr |
| Aug 10, 1:58 AM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 32 min |
| Aug 10, 2:38 AM MDT | Special Weather Statement | BOU | Elbert | 22 min |
| Aug 10, 2:45 AM MDT | Severe Thunderstorm Warning | BOU | Elbert | 45 min |
| Aug 10, 3:03 AM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 42 min |
| Aug 10, 3:16 AM MDT | Flash Flood Warning | GLD | Yuma | 6 hr |
| Aug 10, 3:33 AM MDT | Tornado Warning | BOU | Lincoln | 27 min |
| Aug 10, 3:38 AM MDT | Areal Flood Advisory | BOU | Lincoln | 97 min |
| Aug 10, 4:00 AM MDT | Tornado Warning | BOU | Lincoln | 21 min |
| Aug 10, 4:34 AM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 41 min |
| Aug 10, 4:37 AM MDT | Severe Thunderstorm Warning | GLD | Kit Carson, Yuma | 53 min |
| Aug 10, 4:47 AM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 43 min |
| Aug 10, 5:02 AM MDT | Mesoscale Discussion | SPC | Cheyenne, Kit Carson, Lincoln, Washington, Yuma | 118 min |
| Aug 10, 1:07 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Broomfield, Denver, Larimer, Logan and 6 more | 83 min |
| Aug 10, 4:21 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 54 min |
| Aug 10, 4:24 PM MDT | Special Weather Statement | BOU | Arapahoe | 36 min |
| Aug 10, 4:38 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Cheyenne, Elbert, El Paso, Kit Carson and 7 more | 67 min |
| Aug 10, 4:43 PM MDT | Severe Thunderstorm Watch | SPC | Adams, Arapahoe, Bent, Broomfield, Cheyenne, Crowley and 18 more | 9 hr |
| Aug 10, 4:49 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 63 min |
| Aug 10, 5:25 PM MDT | Special Weather Statement | BOU | Denver | 35 min |
| Aug 10, 5:30 PM MDT | Special Weather Statement | BOU | Elbert | 30 min |
| Aug 10, 5:33 PM MDT | Special Weather Statement | BOU | Weld | 57 min |
| Aug 10, 6:04 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 37 min |
| Aug 10, 6:54 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 66 min |
| Aug 10, 6:57 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 26 min |
| Aug 10, 7:14 PM MDT | Mesoscale Discussion | SPC | Cheyenne, Elbert, El Paso, Kit Carson, Lincoln, Logan and 3 more | 91 min |
| Aug 10, 7:27 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 63 min |
| Aug 10, 7:56 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 42 min |
| Aug 10, 7:56 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 64 min |
| Aug 10, 8:00 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 60 min |
| Aug 10, 8:11 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 26 min |
| Aug 10, 8:45 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 45 min |
| Aug 10, 8:58 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, El Paso, Pueblo | 47 min |
| Aug 10, 8:59 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 26 min |
| Aug 10, 11:31 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Pueblo | 59 min |
| Aug 11, 12:51 AM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero, Pueblo | 54 min |
| Aug 11, 1:08 AM MDT | Severe Thunderstorm Warning | PUB | Baca | 97 min |
| Aug 11, 1:43 AM MDT | Severe Thunderstorm Warning | PUB | Las Animas, Otero, Pueblo | 92 min |
| Aug 11, 3:01 AM MDT | Mesoscale Discussion | SPC | Baca | 2 hr |
| Aug 12, 1:22 PM MDT | Mesoscale Discussion | SPC | Phillips, Sedgwick | 83 min |
| Aug 12, 3:12 PM MDT | Special Weather Statement | BOU | Crowley | 33 min |
| Aug 12, 3:56 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Kiowa | 47 min |
| Aug 12, 6:03 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Prowers | 57 min |
| Aug 12, 6:14 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Prowers | 91 min |
| Aug 12, 6:43 PM MDT | Areal Flood Advisory | PUB | Prowers | 2 hr |
| Aug 12, 6:53 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 67 min |
| Aug 13, 3:32 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 43 min |
| Aug 13, 4:15 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 40 min |
| Aug 14, 1:32 PM MDT | Mesoscale Discussion | SPC | Phillips, Sedgwick, Yuma | 58 min |
| Aug 14, 2:20 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 55 min |
| Aug 14, 3:12 PM MDT | Flash Flood Warning | GJT | Rio Blanco | 3 hr |
| Aug 14, 7:10 PM MDT | Areal Flood Advisory | PUB | Costilla | 3 hr |
| Aug 15, 11:51 AM MDT | Severe Thunderstorm Warning | GJT | Moffat, Routt | 39 min |
| Aug 15, 12:44 PM MDT | Severe Thunderstorm Warning | GJT | Routt | 46 min |
| Aug 15, 1:07 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 10 more | 53 min |
| Aug 15, 2:01 PM MDT | Severe Thunderstorm Warning | GJT | Moffat, Rio Blanco | 44 min |
| Aug 15, 4:10 PM MDT | Mesoscale Discussion | SPC | Kit Carson, Phillips, Sedgwick, Washington, Yuma | 65 min |
| Aug 15, 5:21 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 54 min |
| Aug 15, 5:57 PM MDT | Special Weather Statement | BOU | Weld | 33 min |
| Aug 15, 6:11 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson, Yuma | 64 min |
| Aug 15, 6:49 PM MDT | Special Weather Statement | BOU | Adams | 26 min |
| Aug 15, 7:05 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 25 min |
| Aug 16, 3:48 PM MDT | Frost Advisory | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 16 hr |
| Aug 16, 5:25 PM MDT | Special Weather Statement | BOU | Morgan | 35 min |
| Aug 16, 6:12 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Bent, Cheyenne, Crowley, Denver and 16 more | 93 min |
| Aug 17, 12:52 AM MDT | Mesoscale Discussion | SPC | Cheyenne, Kit Carson | 83 min |
| Aug 17, 1:09 AM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 66 min |
| Aug 17, 3:21 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 39 min |
| Aug 17, 3:24 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 66 min |
| Aug 17, 3:51 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Cheyenne, Denver, Douglas, Elbert and 4 more | 84 min |
| Aug 17, 3:55 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 50 min |
| Aug 17, 4:34 PM MDT | Severe Thunderstorm Warning | BOU | Douglas, Elbert | 41 min |
| Aug 17, 4:36 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 39 min |
| Aug 17, 4:44 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 61 min |
| Aug 17, 5:07 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 53 min |
| Aug 17, 5:15 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 33 min |
| Aug 17, 5:22 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 53 min |
| Aug 17, 5:42 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 48 min |
| Aug 17, 5:46 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan, Washington | 51 min |
| Aug 17, 5:59 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 35 min |
| Aug 17, 6:03 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 27 min |
| Aug 17, 6:07 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 38 min |
| Aug 17, 6:23 PM MDT | Tornado Warning | BOU | Elbert | 37 min |
| Aug 17, 6:23 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 67 min |
| Aug 17, 6:27 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 48 min |
| Aug 17, 6:32 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Washington | 43 min |
| Aug 17, 6:46 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 29 min |
| Aug 17, 6:59 PM MDT | Tornado Warning | BOU | Elbert, Lincoln | 31 min |
| Aug 17, 7:14 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Washington | 46 min |
| Aug 17, 7:28 PM MDT | Tornado Warning | BOU | Lincoln | 32 min |
| Aug 17, 7:39 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 51 min |
| Aug 17, 7:45 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 45 min |
| Aug 17, 7:55 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Washington | 27 min |
| Aug 17, 7:59 PM MDT | Tornado Warning | BOU | Lincoln | 46 min |
| Aug 17, 8:15 PM MDT | Flash Flood Warning | BOU | Lincoln | 3 hr |
| Aug 17, 8:19 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 56 min |
| Aug 17, 8:30 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 31 min |
| Aug 17, 8:44 PM MDT | Tornado Warning | BOU | Lincoln | 31 min |
| Aug 17, 9:14 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 61 min |
| Aug 17, 9:15 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 29 min |
| Aug 17, 9:27 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 48 min |
| Aug 17, 9:32 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 40 min |
| Aug 17, 9:45 PM MDT | Severe Thunderstorm Warning | PUB | Fremont, Teller | 60 min |
| Aug 17, 10:00 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 30 min |
| Aug 17, 10:21 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 29 min |
| Aug 17, 10:35 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 55 min |
| Aug 17, 11:33 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 57 min |
| Aug 18, 2:06 AM MDT | Severe Thunderstorm Warning | PUB | Crowley, Kiowa | 45 min |
| Aug 18, 2:07 AM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 53 min |
| Aug 18, 11:41 AM MDT | Mesoscale Discussion | SPC | Adams, Alamosa, Arapahoe, Boulder, Broomfield, Clear Creek and 18 more | 2 hr |
| Aug 18, 12:29 PM MDT | Severe Thunderstorm Watch | SPC | Adams, Arapahoe, Baca, Bent, Crowley, Custer and 17 more | 9 hr |
| Aug 18, 12:39 PM MDT | Severe Thunderstorm Warning | BOU | Denver, Jefferson | 36 min |
| Aug 18, 12:45 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas, Pueblo | 60 min |
| Aug 18, 1:10 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Denver, Douglas, Jefferson | 22 min |
| Aug 18, 1:16 PM MDT | Tornado Warning | BOU | Park | 24 min |
| Aug 18, 1:24 PM MDT | Tornado Warning | PUB | Huerfano, Las Animas, Otero, Pueblo | 66 min |
| Aug 18, 1:31 PM MDT | Tornado Warning | PUB | Teller | 38 min |
| Aug 18, 1:39 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas, Otero, Pueblo | 66 min |
| Aug 18, 2:01 PM MDT | Tornado Warning | PUB | Huerfano, Las Animas, Pueblo | 59 min |
| Aug 18, 2:16 PM MDT | Severe Thunderstorm Warning | PUB | Custer, Fremont, Pueblo | 59 min |
| Aug 18, 2:26 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 64 min |
| Aug 18, 2:37 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas, Otero, Pueblo | 53 min |
| Aug 18, 2:44 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 61 min |
| Aug 18, 2:59 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Fremont, Teller | 61 min |
| Aug 18, 3:10 PM MDT | Severe Thunderstorm Warning | PUB | Custer, El Paso, Fremont, Pueblo | 95 min |
| Aug 18, 3:29 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Las Animas, Otero, Prowers, Pueblo | 91 min |
| Aug 18, 3:31 PM MDT | Special Weather Statement | BOU | Elbert | 44 min |
| Aug 18, 3:46 PM MDT | Mesoscale Discussion | SPC | Baca, Bent, Cheyenne, Kiowa, Kit Carson, Prowers | 59 min |
| Aug 18, 4:00 PM MDT | Severe Thunderstorm Watch | SPC | Cheyenne, Kit Carson, Yuma | 7 hr |
| Aug 18, 4:02 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 43 min |
| Aug 18, 4:22 PM MDT | Special Weather Statement | BOU | Lincoln | 53 min |
| Aug 18, 4:32 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson, Yuma | 58 min |
| Aug 18, 4:36 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero, Pueblo | 84 min |
| Aug 18, 5:34 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Las Animas | 34 min |
| Aug 18, 6:05 PM MDT | Severe Thunderstorm Warning | BOU | Sedgwick | 40 min |
| Aug 18, 6:28 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Las Animas, Otero | 62 min |
| Aug 18, 6:45 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Prowers | 47 min |
| Aug 18, 7:19 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Las Animas | 31 min |
| Aug 18, 7:29 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Las Animas, Prowers | 40 min |
| Aug 18, 7:41 PM MDT | Mesoscale Discussion | SPC | Baca, Cheyenne, Kiowa, Kit Carson, Prowers, Yuma | 64 min |
| Aug 23, 6:55 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 32 min |
| Aug 24, 3:52 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 53 min |
| Aug 24, 4:43 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson, Yuma | 49 min |
| Aug 24, 4:48 PM MDT | Mesoscale Discussion | SPC | Bent, Cheyenne, Crowley, Kiowa, Kit Carson, Lincoln and 1 more | 87 min |
| Aug 25, 1:57 PM MDT | Areal Flood Advisory | BOU | Jefferson | 93 min |
| Aug 25, 2:16 PM MDT | Areal Flood Advisory | BOU | Douglas | 89 min |
| Aug 25, 2:31 PM MDT | Mesoscale Discussion | SPC | Arapahoe, Baca, Bent, Cheyenne, Crowley, Denver and 11 more | 89 min |
| Aug 25, 3:07 PM MDT | Areal Flood Advisory | BOU | Arapahoe, Denver | 83 min |
| Aug 25, 3:50 PM MDT | Areal Flood Advisory | PUB | El Paso | 115 min |
| Aug 25, 5:18 PM MDT | Areal Flood Advisory | BOU | Adams, Arapahoe, Elbert, Lincoln, Morgan, Washington | 117 min |
| Aug 25, 5:19 PM MDT | Areal Flood Advisory | BOU | Adams, Arapahoe, Elbert, Lincoln, Morgan, Washington | 116 min |
| Aug 25, 6:36 PM MDT | Areal Flood Advisory | PUB | El Paso | 3 hr |
| Aug 25, 11:32 PM MDT | Areal Flood Warning | GLD | Cheyenne | 5 hr |
| Aug 26, 3:01 PM MDT | Areal Flood Advisory | PUB | El Paso | 48 min |
| Aug 26, 5:15 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 42 min |
| Aug 26, 5:21 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Sedgwick | 42 min |
| Aug 26, 5:42 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Crowley, Kiowa, Otero, Prowers | 63 min |
| Aug 26, 5:50 PM MDT | Areal Flood Advisory | PUB | Bent, Crowley, Kiowa, Las Animas, Otero, Prowers and 1 more | 94 min |
| Aug 26, 5:59 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 61 min |
| Aug 26, 6:56 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 64 min |
| Aug 26, 7:51 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 54 min |
| Aug 26, 9:13 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson, Yuma | 27 min |
| Aug 29, 2:55 PM MDT | Mesoscale Discussion | SPC | Crowley, Denver, Douglas, El Paso, Huerfano, Jefferson and 3 more | 2 hr |
| Aug 29, 3:40 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 46 min |
| Aug 29, 4:55 PM MDT | Special Weather Statement | BOU | Elbert | 35 min |
| Aug 29, 5:39 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 34 min |
| Aug 29, 6:23 PM MDT | Areal Flood Advisory | PUB | Huerfano, Las Animas | 3 hr |
| Aug 29, 6:37 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert, Lincoln, Washington | 53 min |
| Aug 30, 5:58 AM MDT | Fire Weather Watch | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Montezuma and 2 more | 9 hr |
| Aug 30, 2:26 PM MDT | Mesoscale Discussion | SPC | Crowley, Huerfano, Las Animas, Otero, Pueblo | 3 hr |
| Aug 30, 2:43 PM MDT | Red Flag Warning | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Moffat and 5 more | 29 hr |
| Aug 30, 4:57 PM MDT | Areal Flood Advisory | PUB | Las Animas | 3 hr |
| Aug 30, 5:01 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 33 min |
| Aug 30, 5:02 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 58 min |
| Aug 30, 5:07 PM MDT | Special Weather Statement | ABQ | Las Animas | 38 min |
| Aug 31, 5:20 PM MDT | Areal Flood Advisory | PUB | Pueblo | 3 hr |
| Aug 31, 5:39 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 33 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 157 |
| Tornado Warning | 14 |
| Severe Thunderstorm Watch | 6 |
| Mesoscale Discussion | 31 |
| Special Weather Statement | 29 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 7 |
| Areal Flood Advisory | 26 |
| Cold | |
| Freeze Warning | 1 |
| Frost Advisory | 1 |
| Fire | |
| Red Flag Warning | 2 |
| Fire Weather Watch | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Arapahoe County42
- Elbert County42
- Lincoln County39
- Logan County39
- Weld County38
- El Paso County38
- Adams County33
- Las Animas County32
- Washington County31
- Yuma County31
- Pueblo County30
- Kit Carson County28
- Morgan County27
- Denver County23
- Prowers County21
- Crowley County21
- Phillips County20
- Cheyenne County20
- Baca County19
- Bent County19
- Otero County19
- Douglas County18
- Sedgwick County18
- Kiowa County16
- Huerfano County15
- Jefferson County14
- Fremont County9
- Teller County8
- Broomfield County7
- Custer County6
- Moffat County5
- Rio Blanco County5
- Routt County5
- Larimer County5
- Dolores County4
- Eagle County4
- Garfield County4
- La Plata County4
- Mesa County4
- Montezuma County4
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. Rebuilt daily.