Alert archive / Colorado / 2011
Weather alerts in Colorado, March 2011
95 weather alerts in March 2011, 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 March 2011. Tap one for its archive.
- Alerts
- 95
- Warnings
- 37
- Watches
- 29
- Advisories
- 29
- Busiest day
- March 20, 201110 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 |
|---|---|---|---|---|
| Mar 2, 7:15 AM MST | Dense Fog Advisory | GLD | Cheyenne, Kit Carson, Yuma | 3 hr |
| Mar 2, 11:40 AM MST | Winter Weather Advisory | GJT | Delta, Eagle, Garfield, Gunnison, Hinsdale, Mesa and 7 more | 51 hr |
| Mar 2, 3:14 PM MST | Winter Weather Advisory | PUB | Chaffee, Lake, Saguache | 47 hr |
| Mar 3, 3:49 AM MST | Red Flag Warning | PUB | El Paso, Huerfano, Las Animas, Pueblo | 14 hr |
| Mar 5, 4:12 AM MST | Winter Weather Advisory | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 11 more | 50 hr |
| Mar 5, 2:15 PM MST | Winter Storm Watch | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 38 hr |
| Mar 5, 8:02 PM MST | Winter Storm Watch | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 8 more | 20 hr |
| Mar 6, 3:45 AM MST | Winter Storm Watch | GLD | Cheyenne, Kit Carson, Yuma | 32 hr |
| Mar 6, 2:52 PM MST | Winter Weather Advisory | BOU | Boulder, Clear Creek, Douglas, Gilpin, Grand, Jefferson and 2 more | 37 hr |
| Mar 6, 3:01 PM MST | Winter Storm Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 51 hr |
| Mar 6, 3:48 PM MST | Winter Storm Warning | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 8 more | 28 hr |
| Mar 6, 3:48 PM MST | Winter Weather Advisory | PUB | Alamosa, Chaffee, Conejos, Costilla, Crowley, Custer and 12 more | 45 hr |
| Mar 7, 4:02 AM MST | Winter Weather Advisory | GJT | Archuleta, Dolores, Garfield, La Plata, Moffat, Montezuma and 3 more | 32 hr |
| Mar 7, 11:20 AM MST | Winter Weather Advisory | GLD | Cheyenne, Kit Carson, Yuma | 27 hr |
| Mar 9, 2:23 PM MST | Fire Weather Watch | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 25 hr |
| Mar 10, 3:19 AM MST | High Wind Watch | BOU | Boulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more | 12 hr |
| Mar 10, 4:37 AM MST | Fire Weather Watch | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 10 more | 11 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 14, 3:23 PM MDT | Fire Weather Watch | PUB | Baca, Bent, Costilla, Crowley, Custer, El Paso and 9 more | 24 hr |
| Mar 15, 3:57 AM MDT | Winter Storm Watch | GJT | Delta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more | 19 hr |
| Mar 15, 2:43 PM MDT | Fire Weather Watch | BOU | Adams, Arapahoe, Broomfield, Denver, Douglas, Larimer and 3 more | 34 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, 2:48 PM MDT | Winter Storm Watch | BOU | Boulder, Grand, Jackson, Larimer | 24 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 15, 3:11 PM MDT | Winter Storm Warning | GJT | Delta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more | 63 hr |
| Mar 15, 3:31 PM MDT | Fire Weather Watch | GLD | Cheyenne, Kit Carson, Yuma | 20 hr |
| Mar 16, 3:11 PM MDT | Winter Storm Warning | BOU | Boulder, Grand, Jackson, Larimer | 37 hr |
| Mar 16, 3:16 PM MDT | Winter Weather Advisory | GJT | Delta, Garfield, Mesa, Montrose, Ouray, San Miguel | 39 hr |
| Mar 16, 3:17 PM MDT | Winter Weather Advisory | PUB | Chaffee, Lake, Saguache | 37 hr |
| Mar 17, 11:50 AM MDT | Red Flag Warning | GLD | Kit Carson, Yuma | 6 hr |
| Mar 17, 3:55 PM MDT | Winter Weather Advisory | BOU | Boulder, Grand, Jackson, Larimer, Summit, Weld | 12 hr |
| Mar 18, 3:00 PM MDT | Fire Weather Watch | PUB | Baca, Bent, Costilla, Crowley, Custer, El Paso and 9 more | 26 hr |
| Mar 18, 6:25 PM MDT | Fire Weather Watch | PUB | Baca, Bent, Costilla, Crowley, Custer, El Paso and 9 more | 23 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, 3:12 AM MDT | Fire Weather Watch | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Montezuma and 2 more | 24 hr |
| Mar 19, 3:21 AM MDT | Fire Weather Watch | GLD | Cheyenne, Kit Carson, Yuma | 36 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, 3:57 AM MDT | Fire Weather Watch | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 8 more | 9 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, 2:35 PM MDT | Wind Advisory | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 30 hr |
| Mar 20, 2:56 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 30 hr |
| Mar 20, 3:02 PM MDT | Winter Weather Advisory | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 57 hr |
| Mar 20, 3:17 PM MDT | Fire Weather Watch | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Montezuma and 2 more | 13 hr |
| Mar 20, 3:18 PM MDT | Fire Weather Watch | PUB | Baca, Bent, Costilla, Crowley, Custer, El Paso and 9 more | 24 hr |
| Mar 20, 5:00 PM MDT | Winter Weather Advisory | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 55 hr |
| Mar 21, 3:23 AM MDT | Fire Weather Watch | GLD | Cheyenne, Kit Carson, Yuma | 25 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, 4:31 AM MDT | Fire Weather Watch | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 13 more | 10 hr |
| Mar 21, 5:22 AM MDT | Dense Fog Advisory | GLD | Kit Carson, Yuma | 5 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, 3:49 AM MDT | High Wind Watch | BOU | Boulder, Broomfield, Clear Creek, Douglas, Gilpin, Jefferson and 4 more | 7 hr |
| Mar 22, 4:03 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 16 hr |
| Mar 22, 10:35 AM MDT | High Wind Warning | BOU | Boulder, Broomfield, Clear Creek, Douglas, Gilpin, Jefferson and 3 more | 11 hr |
| Mar 22, 3:51 PM MDT | Fire Weather Watch | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 24 hr |
| Mar 22, 10:06 PM MDT | High Wind Warning | BOU | Boulder, Broomfield, Clear Creek, Douglas, Gilpin, Jefferson and 2 more | 4 hr |
| Mar 23, 2:26 AM MDT | Wind Advisory | GLD | Kit Carson, Yuma | 15 hr |
| Mar 23, 3:21 PM MDT | Fire Weather Watch | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 10 more | 23 hr |
| Mar 23, 3:21 PM MDT | Red Flag Warning | PUB | Alamosa, Bent, Conejos, Costilla, Crowley, Custer and 9 more | 29 hr |
| Mar 23, 3:43 PM MDT | Fire Weather Watch | BOU | Arapahoe, Clear Creek, Douglas, Elbert, Gilpin, Jefferson and 2 more | 11 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, 3:25 AM MDT | Wind Advisory | GLD | Cheyenne, Kit Carson, Yuma | 16 hr |
| Mar 24, 3:46 AM MDT | Fire Weather Watch | GLD | Cheyenne, Kit Carson | 6 hr |
| Mar 24, 2:22 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Crowley, Custer, El Paso and 8 more | 30 hr |
| Mar 24, 3:16 PM MDT | Winter Weather Advisory | GJT | Delta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more | 36 hr |
| Mar 24, 3:36 PM MDT | Winter Weather Advisory | PUB | Chaffee, Lake, Saguache | 38 hr |
| Mar 25, 9:50 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Douglas, Elbert, Lincoln | 10 hr |
| Mar 25, 3:29 PM MDT | Fire Weather Watch | PUB | Costilla, Custer, El Paso, Fremont, Huerfano, Las Animas and 2 more | 37 hr |
| Mar 26, 4:19 AM MDT | Winter Weather Advisory | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 72 hr |
| Mar 26, 4:22 AM MDT | Winter Weather Advisory | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 34 hr |
| Mar 27, 4:19 AM MDT | Fire Weather Watch | PUB | Costilla, Custer, Huerfano, Las Animas, Pueblo, Saguache | 30 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 27, 3:36 PM MDT | Winter Weather Advisory | GJT | Delta, Eagle, Garfield, Gunnison, Hinsdale, Mesa and 7 more | 37 hr |
| Mar 27, 7:12 PM MDT | Dense Fog Advisory | GLD | Cheyenne, Kit Carson | 14 hr |
| Mar 27, 8:18 PM MDT | Dense Fog Advisory | BOU | Elbert, Lincoln, Logan, Morgan, Washington, Weld | 13 hr |
| Mar 27, 10:05 PM MDT | Dense Fog Advisory | PUB | Bent, Crowley, El Paso, Kiowa, Otero, Prowers and 1 more | 13 hr |
| Mar 28, 9:46 AM MDT | Winter Storm Warning | GJT | Delta, Eagle, Garfield, Gunnison, Moffat, Montrose and 3 more | 19 hr |
| Mar 28, 12:29 PM MDT | Winter Weather Advisory | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 12 hr |
| Mar 28, 3:26 PM MDT | Winter Weather Advisory | GLD | Kit Carson, Yuma | 21 hr |
| Mar 29, 3:00 PM MDT | Winter Weather Advisory | GJT | Eagle, Garfield, Moffat, Pitkin, Rio Blanco, Routt | 45 hr |
| Mar 30, 4:56 AM MDT | Fire Weather Watch | PUB | Baca, Crowley, El Paso, Huerfano, Las Animas, Otero and 1 more | 10 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 |
| Mar 31, 3:00 AM MDT | Wind Advisory | GLD | Cheyenne, Kit Carson, Yuma | 11 hr |
| Mar 31, 3:04 PM MDT | Fire Weather Watch | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Montezuma and 2 more | 24 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Winter | |
| Winter Storm Warning | 5 |
| Winter Storm Watch | 5 |
| Winter Weather Advisory | 20 |
| Wind and dust | |
| High Wind Warning | 2 |
| High Wind Watch | 2 |
| Wind Advisory | 4 |
| Fire | |
| Red Flag Warning | 30 |
| Fire Weather Watch | 22 |
| Fog and smoke | |
| Dense Fog Advisory | 5 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Pueblo County26
- Saguache County25
- Huerfano County25
- El Paso County24
- Las Animas County23
- Garfield County21
- Costilla County20
- Eagle County19
- Pitkin County19
- Custer County19
- Boulder County19
- Douglas County19
- Kit Carson County18
- Crowley County18
- Mesa County17
- Fremont County17
- Jefferson County17
- Otero County17
- San Miguel County16
- Clear Creek County16
- Gilpin County16
- Park County16
- Larimer County16
- Teller County15
- Cheyenne County14
- Yuma County14
- Moffat County14
- Rio Blanco County14
- Routt County14
- Baca County14
- Bent County14
- Arapahoe County14
- Broomfield County14
- Elbert County14
- Delta County13
- Montrose County13
- Dolores County13
- La Plata County13
- Montezuma County13
- Kiowa County13
24 more counties
- Prowers County13
- Adams County13
- Lincoln County13
- Gunnison County12
- Weld County12
- Conejos County11
- Rio Grande County11
- Denver County11
- Ouray County9
- Alamosa County9
- Hinsdale County8
- Chaffee County8
- Lake County8
- Archuleta County7
- Morgan County7
- Washington County7
- San Juan County6
- Grand County6
- Mineral County5
- Jackson County5
- Logan County5
- Summit County4
- Phillips County3
- Sedgwick 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. Rebuilt daily.