Alert archive / Colorado / 2011
Weather alerts in Colorado, February 2011
84 weather alerts in February 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 February 2011. Tap one for its archive.
- Alerts
- 84
- Warnings
- 30
- Watches
- 18
- Advisories
- 32
- Busiest day
- February 16, 201112 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 |
|---|---|---|---|---|
| Jan 31, 6:55 PM MST | Mesoscale Discussion | SPC | Baca | 5 hr |
| Feb 1, 8:07 AM MST | Winter Storm Warning | GJT | Gunnison, Hinsdale, Montrose, Ouray, San Miguel | 10 hr |
| Feb 1, 3:10 PM MST | Wind Chill Watch | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 13 hr |
| Feb 1, 3:25 PM MST | Wind Chill Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 2 more | 18 hr |
| Feb 2, 4:14 AM MST | Wind Chill Advisory | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 28 hr |
| Feb 2, 2:36 PM MST | Wind Chill Advisory | GLD | Cheyenne, Kit Carson, Yuma | 18 hr |
| Feb 2, 2:47 PM MST | Wind Chill Advisory | BOU | Elbert, Lincoln, Logan, Morgan, Phillips, Sedgwick and 2 more | 17 hr |
| Feb 3, 2:54 PM MST | Winter Storm Watch | GJT | Eagle, Garfield, Moffat, Pitkin, Rio Blanco, Routt | 13 hr |
| Feb 3, 6:11 PM MST | Winter Weather Advisory | PUB | Costilla, Custer, Fremont, Huerfano, Las Animas, Pueblo | 11 hr |
| Feb 4, 3:29 AM MST | Winter Storm Warning | GJT | Eagle, Garfield, Gunnison, Hinsdale, Moffat, Montrose and 5 more | 65 hr |
| Feb 4, 4:13 AM MST | Winter Storm Warning | PUB | Alamosa, Chaffee, Costilla, Custer, Fremont, Huerfano and 4 more | 65 hr |
| Feb 4, 4:13 AM MST | Winter Weather Advisory | PUB | Alamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 6 more | 65 hr |
| Feb 4, 2:47 PM MST | Winter Weather Advisory | GJT | Delta, Gunnison, Hinsdale, Moffat, Montrose, Ouray and 3 more | 53 hr |
| Feb 4, 3:29 PM MST | Winter Storm Warning | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 39 hr |
| Feb 4, 3:29 PM MST | Winter Weather Advisory | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 18 hr |
| Feb 5, 2:33 PM MST | Winter Weather Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 5 more | 5 hr |
| Feb 6, 3:57 AM MST | Winter Weather Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 5 more | 12 hr |
| Feb 6, 4:26 AM MST | Winter Storm Watch | GJT | Delta, Eagle, Garfield, Gunnison, Moffat, Montrose and 3 more | 10 hr |
| Feb 6, 8:21 AM MST | Wind Advisory | GLD | Cheyenne, Kit Carson, Yuma | 9 hr |
| Feb 6, 2:28 PM MST | Winter Storm Warning | GJT | Delta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more | 52 hr |
| Feb 6, 2:28 PM MST | Winter Weather Advisory | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 54 hr |
| Feb 6, 3:05 PM MST | Winter Storm Watch | GLD | Cheyenne, Kit Carson, Yuma | 13 hr |
| Feb 6, 3:52 PM MST | Winter Weather Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 16 more | 44 hr |
| Feb 6, 8:06 PM MST | Winter Storm Watch | GJT | Gunnison, Moffat, Montrose, Rio Blanco, Routt | 19 hr |
| Feb 7, 3:57 AM MST | Winter Weather Advisory | GLD | Cheyenne, Kit Carson, Yuma | 40 hr |
| Feb 7, 4:17 AM MST | Winter Weather Advisory | PUB | Alamosa, Baca, Bent, Chaffee, Conejos, Costilla and 15 more | 40 hr |
| Feb 7, 3:44 PM MST | Winter Storm Warning | BOU | Boulder, Grand, Jackson, Larimer | 12 hr |
| Feb 8, 1:56 AM MST | Mesoscale Discussion | SPC | Bent, Cheyenne, Crowley, Kiowa, Kit Carson, Lincoln and 3 more | 6 hr |
| Feb 8, 4:07 AM MST | Wind Chill Advisory | PUB | Alamosa, Baca, Bent, Chaffee, Conejos, Costilla and 15 more | 27 hr |
| Feb 8, 9:11 AM MST | Mesoscale Discussion | SPC | Baca, Las Animas, Prowers | 6 hr |
| Feb 8, 12:04 PM MST | Winter Storm Warning | PUB | Conejos, Mineral, Rio Grande | 8 hr |
| Feb 8, 2:50 PM MST | Mesoscale Discussion | SPC | Baca | 5 hr |
| Feb 8, 3:10 PM MST | Wind Chill Advisory | GLD | Cheyenne, Kit Carson, Yuma | 18 hr |
| Feb 9, 2:50 PM MST | Wind Chill Advisory | GLD | Cheyenne, Kit Carson, Yuma | 16 hr |
| Feb 15, 2:49 PM MST | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 27 hr |
| Feb 15, 2:53 PM MST | Blizzard Watch | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 14 hr |
| Feb 15, 2:57 PM MST | Red Flag Warning | GLD | Cheyenne, Kit Carson | 26 hr |
| Feb 15, 2:59 PM MST | Blizzard Watch | GJT | Archuleta, Delta, Dolores, Garfield, Gunnison, Hinsdale and 7 more | 14 hr |
| Feb 15, 2:59 PM MST | Winter Storm Watch | GJT | Eagle, Garfield, Moffat, Pitkin, Rio Blanco, Routt | 14 hr |
| Feb 15, 3:00 PM MST | High Wind Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 33 hr |
| Feb 15, 3:14 PM MST | Winter Storm Watch | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 12 hr |
| Feb 16, 3:03 AM MST | Winter Storm Warning | BOU | Grand, Jackson | 37 hr |
| Feb 16, 3:03 AM MST | Winter Weather Advisory | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 37 hr |
| Feb 16, 4:43 AM MST | Blizzard Warning | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 24 hr |
| Feb 16, 4:43 AM MST | Winter Weather Advisory | PUB | Lake, Mineral, Rio Grande, Saguache | 35 hr |
| Feb 16, 4:44 AM MST | Fire Weather Watch | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 11 hr |
| Feb 16, 5:12 AM MST | Blizzard Warning | GJT | Archuleta, Delta, Dolores, Garfield, Gunnison, Hinsdale and 7 more | 23 hr |
| Feb 16, 5:12 AM MST | Winter Storm Warning | GJT | Delta, Eagle, Garfield, Gunnison, Mesa, Moffat and 3 more | 39 hr |
| Feb 16, 5:12 AM MST | Winter Weather Advisory | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 10 more | 39 hr |
| Feb 16, 5:29 AM MST | Wind Advisory | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 11 more | 19 hr |
| Feb 16, 3:08 PM MST | High Wind Watch | PUB | Alamosa, Chaffee, Costilla, Custer, Fremont, Huerfano and 3 more | 8 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 16, 11:11 PM MST | High Wind Warning | PUB | Alamosa, Chaffee, Costilla, Custer, Fremont, Huerfano and 3 more | 14 hr |
| Feb 17, 4:35 AM MST | Winter Storm Warning | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 11 hr |
| Feb 17, 3:04 PM MST | Winter Storm Watch | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 37 hr |
| Feb 17, 3:41 PM MST | Winter Storm Watch | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 24 hr |
| Feb 18, 1:04 PM MST | Winter Storm Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 59 hr |
| Feb 18, 3:30 PM MST | Winter Storm Warning | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 56 hr |
| Feb 18, 3:30 PM MST | Winter Weather Advisory | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 56 hr |
| Feb 19, 3:42 AM MST | Winter Weather Advisory | GJT | Archuleta, Garfield, La Plata, Moffat, Rio Blanco, Routt | 31 hr |
| Feb 19, 3:47 AM MST | Winter Weather Advisory | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 38 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, 6:12 AM MST | Dense Fog Advisory | GLD | Kit Carson, Yuma | 4 hr |
| Feb 20, 10:09 AM MST | Red Flag Warning | GLD | Cheyenne | 7 hr |
| Feb 20, 10:18 AM MST | Winter Weather Advisory | GJT | Moffat, Routt | 14 hr |
| Feb 23, 2:05 PM MST | Winter Storm Watch | BOU | Boulder, Grand, Jackson, Larimer | 22 hr |
| Feb 23, 2:34 PM MST | Winter Storm Watch | GJT | Delta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more | 13 hr |
| Feb 23, 2:59 PM MST | Winter Storm Watch | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 14 hr |
| Feb 24, 3:56 AM MST | Winter Storm Watch | GJT | Garfield, Moffat, Rio Blanco, Routt | 11 hr |
| Feb 24, 3:56 AM MST | Winter Storm Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 11 more | 3 days |
| Feb 24, 3:56 AM MST | Winter Weather Advisory | GJT | Archuleta, Delta, Eagle, Garfield, Gunnison, Hinsdale and 9 more | 3 days |
| Feb 24, 4:34 AM MST | Winter Storm Warning | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 3 days |
| Feb 24, 4:34 AM MST | Winter Weather Advisory | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 3 days |
| Feb 24, 12:15 PM MST | Winter Weather Advisory | BOU | Boulder, Grand, Jackson, Larimer | 39 hr |
| Feb 24, 2:16 PM MST | Winter Storm Watch | GJT | Archuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more | 12 hr |
| Feb 25, 10:16 PM MST | Winter Weather Advisory | GLD | Cheyenne, Kit Carson, Yuma | 13 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, 11:31 AM MST | High Wind Warning | PUB | Huerfano, Las Animas, Pueblo | 6 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 26, 9:10 PM MST | Dense Fog Advisory | BOU | Phillips, Sedgwick | 9 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 |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Mesoscale Discussion | 4 |
| Winter | |
| Blizzard Warning | 2 |
| Winter Storm Warning | 14 |
| Blizzard Watch | 2 |
| Winter Storm Watch | 13 |
| Winter Weather Advisory | 21 |
| Cold | |
| Wind Chill Watch | 1 |
| Wind Chill Advisory | 7 |
| Wind and dust | |
| High Wind Warning | 3 |
| High Wind Watch | 1 |
| Wind Advisory | 2 |
| Fire | |
| Red Flag Warning | 11 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Routt County20
- Garfield County19
- Moffat County19
- Gunnison County18
- Montrose County18
- Rio Blanco County18
- Las Animas County17
- Pueblo County17
- Saguache County17
- Huerfano County16
- Eagle County15
- Chaffee County15
- Delta County15
- Hinsdale County14
- San Miguel County14
- Rio Grande County14
- Pitkin County14
- Lake County14
- Baca County13
- Boulder County13
- Conejos County13
- Mineral County13
- Ouray County12
- Prowers County12
- Cheyenne County12
- Kit Carson County12
- Mesa County12
- Archuleta County12
- La Plata County12
- Bent County11
- El Paso County11
- Otero County11
- Crowley County10
- Kiowa County10
- Jefferson County10
- Yuma County10
- Grand County10
- Jackson County10
- Dolores County10
- Montezuma County10
24 more counties
- San Juan County10
- Larimer County9
- Costilla County8
- Custer County8
- Fremont County8
- Clear Creek County8
- Gilpin County8
- Park County8
- Alamosa County7
- Elbert County6
- Summit County6
- Adams County5
- Arapahoe County5
- Broomfield County5
- Denver County5
- Douglas County5
- Teller County4
- Lincoln County4
- Phillips County3
- Sedgwick County3
- Logan County2
- Morgan County2
- Washington County2
- Weld County2
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.