Alert archive / Colorado / Red Flag Warnings
Red Flag Warnings in Colorado, 2011
166 red flag warnings in 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 red flag warnings reaches back to 2005.
Red Flag Warnings by county
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Red Flag Warnings
- 166
- Busiest month
- June43 red flag warnings
- Busiest day
- May 6, 20115 red flag 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 |
|---|---|---|---|---|
| Feb 15, 2:49 PM MST | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 27 hr |
| Feb 15, 2:57 PM MST | Red Flag Warning | GLD | Cheyenne, Kit Carson | 26 hr |
| Feb 16, 3:14 PM MST | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 26 hr |
| Feb 16, 3:15 PM MST | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 27 hr |
| Feb 20, 3:56 AM MST | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 14 hr |
| Feb 20, 10:09 AM MST | Red Flag Warning | GLD | Cheyenne | 7 hr |
| Feb 26, 4:50 AM MST | Red Flag Warning | PUB | Baca, Bent, Crowley, Huerfano, Kiowa, Las Animas and 3 more | 13 hr |
| Feb 26, 3:52 PM MST | Red Flag Warning | PUB | Baca, Bent, El Paso, Huerfano, Las Animas, Otero and 2 more | 25 hr |
| Feb 28, 11:20 AM MST | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 3 more | 6 hr |
| Feb 28, 1:55 PM MST | Red Flag Warning | PUB | El Paso | 4 hr |
| Feb 28, 2:59 PM MST | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 2 hr |
| Mar 3, 3:49 AM MST | Red Flag Warning | PUB | El Paso, Huerfano, Las Animas, Pueblo | 14 hr |
| Mar 10, 3:39 PM MST | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 8 more | 26 hr |
| Mar 11, 3:45 AM MST | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 13 hr |
| Mar 11, 9:54 AM MST | Red Flag Warning | GLD | Cheyenne, Kit Carson | 7 hr |
| Mar 15, 2:43 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 8 more | 29 hr |
| Mar 15, 2:43 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 8 more | 52 hr |
| Mar 15, 3:00 PM MDT | Red Flag Warning | PUB | Baca, Bent, Costilla, Crowley, Custer, El Paso and 9 more | 53 hr |
| Mar 15, 3:00 PM MDT | Red Flag Warning | PUB | Baca, Bent, Costilla, Crowley, Custer, El Paso and 9 more | 29 hr |
| Mar 17, 11:50 AM MDT | Red Flag Warning | GLD | Kit Carson, Yuma | 6 hr |
| Mar 18, 9:47 PM MDT | Red Flag Warning | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Montezuma and 2 more | 22 hr |
| Mar 19, 4:11 AM MDT | Red Flag Warning | PUB | Costilla, Custer, El Paso, Fremont, Huerfano, Las Animas and 2 more | 15 hr |
| Mar 19, 4:16 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Douglas, Elbert, Lincoln | 15 hr |
| Mar 19, 3:27 PM MDT | Red Flag Warning | PUB | Baca, Bent, Costilla, Crowley, Custer, El Paso and 9 more | 53 hr |
| Mar 20, 3:29 AM MDT | Red Flag Warning | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Montezuma and 2 more | 18 hr |
| Mar 20, 9:33 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson | 3 hr |
| Mar 20, 12:41 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 8 more | 33 hr |
| Mar 20, 2:56 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 30 hr |
| Mar 21, 4:00 AM MDT | Red Flag Warning | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Montezuma and 2 more | 17 hr |
| Mar 21, 2:45 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 13 more | 31 hr |
| Mar 21, 3:40 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 28 hr |
| Mar 22, 4:03 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 16 hr |
| Mar 23, 3:21 PM MDT | Red Flag Warning | PUB | Alamosa, Bent, Conejos, Costilla, Crowley, Custer and 9 more | 29 hr |
| Mar 24, 2:38 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 6 more | 17 hr |
| Mar 24, 2:22 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Crowley, Custer, El Paso and 8 more | 30 hr |
| Mar 25, 9:50 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Douglas, Elbert, Lincoln | 10 hr |
| Mar 27, 4:19 AM MDT | Red Flag Warning | PUB | El Paso, Huerfano, Las Animas, Pueblo | 16 hr |
| Mar 27, 3:24 PM MDT | Red Flag Warning | PUB | Costilla, Custer, Huerfano, Las Animas, Pueblo, Saguache | 27 hr |
| Mar 30, 4:56 AM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 14 hr |
| Mar 30, 3:11 PM MDT | Red Flag Warning | PUB | Baca, Crowley, El Paso, Huerfano, Las Animas, Otero and 1 more | 29 hr |
| Mar 30, 4:03 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 7 more | 26 hr |
| Apr 1, 2:37 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 29 hr |
| Apr 1, 3:08 PM MDT | Red Flag Warning | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Montezuma and 2 more | 29 hr |
| Apr 1, 3:34 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 13 more | 44 hr |
| Apr 2, 3:20 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 16 hr |
| Apr 2, 3:40 PM MDT | Red Flag Warning | PUB | Baca, Bent, Costilla, Crowley, Custer, El Paso and 9 more | 28 hr |
| Apr 3, 3:56 AM MDT | Red Flag Warning | GLD | Cheyenne | 14 hr |
| Apr 4, 3:27 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, El Paso, Fremont, Pueblo and 3 more | 29 hr |
| Apr 4, 3:51 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 13 more | 28 hr |
| Apr 5, 10:03 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 9 hr |
| Apr 5, 3:29 PM MDT | Red Flag Warning | PUB | Costilla, Custer, Huerfano, Las Animas, Pueblo, Saguache | 25 hr |
| Apr 6, 3:44 PM MDT | Red Flag Warning | PUB | Baca, Bent, Costilla, Crowley, Custer, El Paso and 7 more | 28 hr |
| Apr 7, 12:31 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 9 more | 31 hr |
| Apr 7, 2:47 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 7 more | 29 hr |
| Apr 8, 3:18 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 17 hr |
| Apr 8, 2:01 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 12 more | 31 hr |
| Apr 8, 3:30 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 29 hr |
| Apr 8, 3:37 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 28 hr |
| Apr 10, 4:28 AM MDT | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 16 hr |
| Apr 11, 1:16 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson | 43 hr |
| Apr 11, 2:49 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Huerfano and 6 more | 29 hr |
| Apr 14, 3:15 PM MDT | Red Flag Warning | PUB | Baca, Bent, Crowley, Kiowa, Las Animas, Otero and 1 more | 29 hr |
| Apr 16, 2:52 PM MDT | Red Flag Warning | PUB | Baca, Bent, Costilla, Crowley, Custer, El Paso and 8 more | 29 hr |
| Apr 17, 9:54 AM MDT | Red Flag Warning | BOU | Elbert, Lincoln | 10 hr |
| Apr 17, 3:04 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 28 hr |
| Apr 18, 3:36 PM MDT | Red Flag Warning | PUB | Costilla, Custer, Fremont, Huerfano, Las Animas, Pueblo and 1 more | 28 hr |
| Apr 20, 2:55 PM MDT | Red Flag Warning | GJT | Dolores, La Plata, Montezuma, San Miguel | 30 hr |
| Apr 20, 3:38 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Crowley, El Paso, Huerfano and 5 more | 28 hr |
| Apr 21, 3:30 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Crowley, El Paso, Huerfano and 5 more | 29 hr |
| Apr 22, 7:22 AM MDT | Red Flag Warning | GLD | Kit Carson, Yuma | 13 hr |
| Apr 28, 2:48 PM MDT | Red Flag Warning | GJT | Dolores, La Plata, Montezuma, San Miguel | 30 hr |
| Apr 28, 2:48 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 6 more | 29 hr |
| Apr 28, 3:28 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson | 29 hr |
| May 4, 3:52 AM MDT | Red Flag Warning | PUB | Alamosa, Baca, Conejos, Costilla, Las Animas, Rio Grande and 1 more | 16 hr |
| May 6, 3:10 AM MDT | Red Flag Warning | GLD | Kit Carson, Yuma | 16 hr |
| May 6, 3:42 AM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 16 hr |
| May 6, 2:34 PM MDT | Red Flag Warning | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Montezuma and 2 more | 31 hr |
| May 6, 2:41 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 29 hr |
| May 6, 3:00 PM MDT | Red Flag Warning | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Montezuma and 2 more | 6 hr |
| May 7, 5:16 AM MDT | Red Flag Warning | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Montezuma and 2 more | 40 hr |
| May 7, 3:44 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Chaffee, Conejos, Costilla and 14 more | 28 hr |
| May 7, 8:51 PM MDT | Red Flag Warning | BOU | Arapahoe, Clear Creek, Douglas, Elbert, Gilpin, Jefferson and 2 more | 23 hr |
| May 8, 4:05 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 16 hr |
| May 8, 4:05 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 41 hr |
| May 8, 5:04 AM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 40 hr |
| May 8, 4:02 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 12 more | 28 hr |
| May 9, 2:09 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 9 more | 31 hr |
| May 9, 3:48 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson | 28 hr |
| May 15, 2:40 PM MDT | Red Flag Warning | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Montezuma and 2 more | 29 hr |
| May 15, 3:22 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 29 hr |
| May 16, 2:49 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Conejos, Costilla, Crowley, Huerfano and 5 more | 29 hr |
| May 18, 3:34 PM MDT | Red Flag Warning | PUB | Baca, Bent, Las Animas, Prowers | 28 hr |
| May 25, 3:05 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Huerfano, Las Animas, Rio Grande and 1 more | 29 hr |
| May 26, 3:05 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 29 hr |
| May 27, 3:01 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Huerfano, Las Animas, Rio Grande and 1 more | 29 hr |
| May 28, 3:43 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 8 more | 29 hr |
| May 29, 3:45 AM MDT | Red Flag Warning | PUB | Baca, Bent, Costilla, Crowley, Custer, El Paso and 8 more | 41 hr |
| May 29, 4:17 AM MDT | Red Flag Warning | GLD | Cheyenne | 40 hr |
| May 30, 10:12 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 11 more | 23 hr |
| May 31, 3:04 AM MDT | Red Flag Warning | BOU | Park | 13 hr |
| May 31, 3:21 AM MDT | Red Flag Warning | GLD | Cheyenne | 17 hr |
| May 31, 8:47 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, El Paso, Fremont, Pueblo and 2 more | 23 hr |
| Jun 1, 3:20 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 30 hr |
| Jun 1, 4:12 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Broomfield, Denver, Douglas, Elbert and 4 more | 28 hr |
| Jun 2, 5:56 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 13 hr |
| Jun 2, 3:25 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Custer, El Paso, Fremont and 6 more | 30 hr |
| Jun 4, 3:47 AM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 15 hr |
| Jun 5, 3:05 PM MDT | Red Flag Warning | GJT | Dolores, La Plata, Montezuma, San Miguel | 33 hr |
| Jun 5, 3:17 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 30 hr |
| Jun 6, 3:15 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson | 17 hr |
| Jun 6, 3:31 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 29 hr |
| Jun 7, 3:40 AM MDT | Red Flag Warning | GLD | Cheyenne | 16 hr |
| Jun 7, 2:54 PM MDT | Red Flag Warning | GJT | Delta, Dolores, Gunnison, Hinsdale, La Plata, Montezuma and 3 more | 30 hr |
| Jun 7, 3:30 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 30 hr |
| Jun 8, 3:14 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Custer, Huerfano, Las Animas and 3 more | 30 hr |
| Jun 10, 2:41 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 30 hr |
| Jun 11, 12:52 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Conejos, Costilla, Crowley, Custer and 9 more | 32 hr |
| Jun 12, 2:27 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Conejos, Costilla, Crowley, Custer and 9 more | 31 hr |
| Jun 15, 12:09 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Chaffee, Conejos, Costilla and 14 more | 33 hr |
| Jun 15, 2:02 PM MDT | Red Flag Warning | GJT | Delta, Dolores, Garfield, La Plata, Mesa, Montezuma and 3 more | 32 hr |
| Jun 15, 6:50 PM MDT | Red Flag Warning | BOU | Arapahoe, Boulder, Clear Creek, Douglas, Elbert, Gilpin and 5 more | 25 hr |
| Jun 16, 10:31 AM MDT | Red Flag Warning | GLD | Cheyenne | 10 hr |
| Jun 16, 2:27 PM MDT | Red Flag Warning | GJT | Dolores, La Plata, Montezuma, Montrose, San Miguel | 29 hr |
| Jun 16, 2:56 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Custer, Fremont, Huerfano and 4 more | 30 hr |
| Jun 17, 1:46 PM MDT | Red Flag Warning | GJT | Dolores, La Plata, Montezuma, Montrose, San Miguel | 31 hr |
| Jun 17, 2:41 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Custer, Fremont, Huerfano and 4 more | 30 hr |
| Jun 18, 2:57 PM MDT | Red Flag Warning | GJT | Dolores, La Plata, Montezuma, San Miguel | 28 hr |
| Jun 18, 3:03 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 11 more | 30 hr |
| Jun 23, 2:19 PM MDT | Red Flag Warning | GJT | Dolores, Garfield, La Plata, Mesa, Moffat, Montezuma and 2 more | 55 hr |
| Jun 23, 2:53 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 30 hr |
| Jun 24, 8:40 PM MDT | Red Flag Warning | PUB | Alamosa, Chaffee, Conejos, Costilla, Lake, Rio Grande and 1 more | 24 hr |
| Jun 25, 2:47 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Chaffee, Conejos, Costilla, Custer and 10 more | 30 hr |
| Jun 25, 2:53 PM MDT | Red Flag Warning | GJT | Dolores, Garfield, La Plata, Mesa, Moffat, Montezuma and 2 more | 30 hr |
| Jun 25, 3:40 PM MDT | Red Flag Warning | BOU | Clear Creek, Douglas, Gilpin, Jefferson, Park | 29 hr |
| Jun 26, 2:44 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 29 hr |
| Jun 27, 2:44 PM MDT | Red Flag Warning | GJT | Dolores, Garfield, La Plata, Mesa, Moffat, Montezuma and 2 more | 30 hr |
| Jun 27, 3:16 PM MDT | Red Flag Warning | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, Fremont and 6 more | 30 hr |
| Jun 27, 4:12 PM MDT | Red Flag Warning | BOU | Park | 28 hr |
| Jun 28, 11:25 AM MDT | Red Flag Warning | GJT | Dolores, Garfield, La Plata, Mesa, Moffat, Montezuma and 2 more | 34 hr |
| Jun 28, 2:37 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Chaffee, Conejos, Costilla, Custer and 9 more | 30 hr |
| Jun 29, 2:10 PM MDT | Red Flag Warning | GJT | Dolores, La Plata, Montezuma, San Miguel | 31 hr |
| Jun 29, 2:42 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Chaffee, Conejos, Costilla and 14 more | 30 hr |
| Jun 29, 3:48 PM MDT | Red Flag Warning | BOU | Arapahoe, Boulder, Clear Creek, Douglas, Elbert, Gilpin and 5 more | 28 hr |
| Jun 30, 2:40 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 18 hr |
| Aug 9, 11:19 AM MDT | Red Flag Warning | GJT | Moffat | 10 hr |
| Aug 11, 3:09 AM MDT | Red Flag Warning | GJT | Moffat, Rio Blanco | 18 hr |
| Aug 31, 3:02 PM MDT | Red Flag Warning | GJT | Moffat, Rio Blanco | 30 hr |
| Sep 26, 10:45 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Elbert, Larimer, Lincoln, Morgan and 1 more | 8 hr |
| Oct 2, 2:28 PM MDT | Red Flag Warning | PUB | Baca | 27 hr |
| Oct 3, 2:01 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson | 4 hr |
| Oct 4, 2:50 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Elbert, Lincoln, Logan, Morgan and 4 more | 15 hr |
| Oct 4, 3:30 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 16 hr |
| Oct 4, 4:27 AM MDT | Red Flag Warning | PUB | Baca, Bent, Crowley, Kiowa, Otero, Prowers | 15 hr |
| Oct 6, 4:02 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 15 hr |
| Oct 6, 4:11 AM MDT | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Kiowa, Las Animas and 2 more | 15 hr |
| Oct 6, 4:27 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 10 more | 16 hr |
| Oct 15, 4:25 AM MDT | Red Flag Warning | BOU | Boulder, Broomfield, Clear Creek, Douglas, Gilpin, Jefferson and 3 more | 16 hr |
| Oct 23, 2:56 PM MDT | Red Flag Warning | PUB | Baca, Costilla, Custer, El Paso, Fremont, Huerfano and 5 more | 28 hr |
| Nov 4, 2:27 PM MDT | Red Flag Warning | PUB | Baca, Bent, Crowley, Kiowa, Las Animas, Otero and 1 more | 28 hr |
| Nov 10, 1:23 PM MST | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 3 hr |
| Nov 14, 9:41 AM MST | Red Flag Warning | PUB | El Paso, Pueblo | 7 hr |
| Nov 14, 9:46 AM MST | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 9 more | 7 hr |
| Nov 17, 2:52 PM MST | Red Flag Warning | PUB | Baca, El Paso, Fremont, Huerfano, Las Animas, Pueblo | 27 hr |
| Nov 24, 4:03 AM MST | Red Flag Warning | PUB | Baca | 13 hr |
| Nov 25, 12:39 PM MST | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 24 hr |
| Nov 28, 12:28 PM MST | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 5 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Las Animas County63
- Costilla County60
- Saguache County60
- Huerfano County57
- Pueblo County57
- Baca County49
- El Paso County49
- Alamosa County48
- Conejos County48
- Rio Grande County48
- Otero County46
- Crowley County43
- Bent County39
- Prowers County38
- Custer County37
- Fremont County36
- Kiowa County35
- Cheyenne County31
- Kit Carson County28
- Teller County27
- Elbert County24
- Arapahoe County23
- Douglas County23
- Lincoln County22
- Dolores County21
- La Plata County21
- Montezuma County21
- San Miguel County21
- Yuma County20
- Adams County20
- Jefferson County20
- Park County19
- Boulder County18
- Broomfield County17
- Clear Creek County17
- Gilpin County17
- Denver County16
- Weld County15
- Garfield County13
- Mesa County13
The busiest days
Days with the most alerts issued, by UTC date.
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.