Alert archive / Colorado / Red Flag Warnings / 2011
Red Flag Warnings in Colorado, March 2011
30 red flag warnings in March 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 March 2011. Tap one for its archive.
- Red Flag Warnings
- 30
- Busiest day
- March 15, 20114 red flag warnings
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| 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 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Huerfano County12
- Las Animas County12
- Pueblo County12
- El Paso County11
- Adams County9
- Arapahoe County9
- Douglas County9
- Elbert County9
- Costilla County9
- Saguache County9
- Lincoln County8
- Crowley County8
- Otero County8
- Custer County8
- Boulder County7
- Broomfield County7
- Clear Creek County7
- Denver County7
- Gilpin County7
- Jefferson County7
- Park County7
- Fremont County7
- Baca County6
- Bent County6
- Teller County6
- Larimer County5
- Weld County5
- Kiowa County5
- Prowers County5
- Kit Carson County5
- Cheyenne County4
- Alamosa County4
- Conejos County4
- Rio Grande County4
- Yuma County3
- Dolores County3
- Eagle County3
- Garfield County3
- La Plata County3
- Mesa County3
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. Warning verification from the Mesonet's Cow. Rebuilt daily.