Alert archive / Colorado / 2021
Weather alerts in Colorado, February 2021
80 weather alerts in February 2021, 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 2021. Tap one for its archive.
- Alerts
- 80
- Warnings
- 23
- Watches
- 7
- Advisories
- 44
- Busiest day
- February 12, 20219 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 |
|---|---|---|---|---|
| Feb 2, 3:09 AM MST | Winter Weather Advisory | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 53 hr |
| Feb 2, 3:33 AM MST | Winter Weather Advisory | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 52 hr |
| Feb 2, 3:49 AM MST | Winter Weather Advisory | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 8 more | 52 hr |
| Feb 3, 12:42 PM MST | Special Weather Statement | GJT | Rio Blanco | 48 min |
| Feb 3, 3:27 PM MST | Winter Storm Warning | BOU | Boulder, Clear Creek, Gilpin, Grand, Jefferson, Park and 1 more | 17 hr |
| Feb 3, 5:41 PM MST | Snow Squall Warning | GJT | Gunnison | 49 min |
| Feb 3, 8:44 PM MST | Special Weather Statement | BOU | Arapahoe, Douglas, Elbert | 46 min |
| Feb 3, 9:38 PM MST | Special Weather Statement | BOU | Douglas, Elbert | 52 min |
| Feb 3, 10:39 PM MST | Special Weather Statement | BOU | Elbert | 36 min |
| Feb 4, 3:13 AM MST | Winter Storm Warning | GJT | Moffat, Routt | 50 hr |
| Feb 4, 3:13 AM MST | Winter Weather Advisory | GJT | Eagle, Garfield, Moffat, Pitkin, Rio Blanco, Routt | 50 hr |
| Feb 4, 3:30 AM MST | Winter Storm Warning | BOU | Grand, Jackson | 50 hr |
| Feb 4, 2:39 PM MST | Winter Weather Advisory | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 38 hr |
| Feb 5, 6:34 PM MST | Winter Weather Advisory | PUB | Chaffee, Lake, Saguache | 9 hr |
| Feb 6, 3:13 AM MST | Winter Weather Advisory | GJT | Moffat, Routt | 26 hr |
| Feb 6, 3:42 AM MST | Winter Weather Advisory | BOU | Boulder, Grand, Jackson, Larimer, Park | 37 hr |
| Feb 6, 3:47 AM MST | High Wind Watch | BOU | Boulder, Clear Creek, Douglas, Gilpin, Grand, Jefferson and 3 more | 8 hr |
| Feb 6, 4:01 AM MST | High Wind Watch | PUB | Alamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 6 more | 8 hr |
| Feb 6, 11:18 AM MST | High Wind Warning | BOU | Boulder, Broomfield, Clear Creek, Douglas, Gilpin, Grand and 5 more | 30 hr |
| Feb 6, 12:07 PM MST | High Wind Warning | PUB | Alamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 6 more | 23 hr |
| Feb 7, 3:38 AM MST | Red Flag Warning | PUB | El Paso, Fremont, Huerfano, Las Animas, Pueblo | 13 hr |
| Feb 7, 3:10 PM MST | Red Flag Warning | PUB | El Paso, Fremont, Huerfano, Las Animas, Pueblo | 26 hr |
| Feb 7, 5:04 PM MST | Winter Weather Advisory | BOU | Park | 7 hr |
| Feb 7, 8:10 PM MST | Winter Weather Advisory | GLD | Cheyenne, Kit Carson | 13 hr |
| Feb 7, 9:08 PM MST | Dense Fog Advisory | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 11 hr |
| Feb 8, 2:49 AM MST | Wind Advisory | GJT | Moffat, Rio Blanco, Routt | 15 hr |
| Feb 8, 3:48 AM MST | Red Flag Warning | BOU | Clear Creek, Douglas, Gilpin, Jefferson, Park | 13 hr |
| Feb 8, 2:06 PM MST | Winter Weather Advisory | GJT | Eagle, Garfield, Moffat, Rio Blanco, Routt | 46 hr |
| Feb 8, 2:37 PM MST | Winter Weather Advisory | BOU | Boulder, Grand, Jackson, Larimer | 44 hr |
| Feb 8, 9:08 PM MST | Freezing Fog Advisory | PUB | Baca, Bent, Crowley, Custer, El Paso, Fremont and 7 more | 10 hr |
| Feb 9, 9:33 PM MST | Freezing Fog Advisory | PUB | Baca, Bent, Crowley, Custer, El Paso, Fremont and 7 more | 10 hr |
| Feb 10, 2:05 PM MST | Wind Chill Advisory | GLD | Kit Carson, Yuma | 19 hr |
| Feb 11, 3:48 AM MST | Winter Weather Advisory | GJT | Eagle, Garfield, Moffat, Rio Blanco, Routt | 48 hr |
| Feb 11, 4:10 AM MST | Winter Weather Advisory | BOU | Boulder, Grand, Jackson, Larimer | 49 hr |
| Feb 11, 1:17 PM MST | Wind Chill Advisory | BOU | Elbert, Lincoln, Logan, Morgan, Phillips, Sedgwick and 2 more | 28 min |
| Feb 11, 1:45 PM MST | Wind Chill Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 10 more | 4 days |
| Feb 11, 2:15 PM MST | Wind Chill Advisory | GLD | Cheyenne, Kit Carson, Yuma | 45 hr |
| Feb 11, 10:36 PM MST | Dense Fog Advisory | PUB | Huerfano, Las Animas, Pueblo | 5 hr |
| Feb 12, 2:13 AM MST | Winter Storm Watch | GLD | Cheyenne, Kit Carson, Yuma | 24 hr |
| Feb 12, 3:10 AM MST | Winter Storm Watch | GJT | Archuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more | 11 hr |
| Feb 12, 4:01 AM MST | Winter Storm Watch | PUB | Alamosa, Baca, Bent, Chaffee, Conejos, Costilla and 14 more | 24 hr |
| Feb 12, 12:43 PM MST | Wind Chill Advisory | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 4 days |
| Feb 12, 2:14 PM MST | Winter Storm Warning | GJT | Archuleta, Delta, Dolores, Garfield, Gunnison, Hinsdale and 6 more | 51 hr |
| Feb 12, 2:14 PM MST | Winter Weather Advisory | GJT | Delta, Dolores, Eagle, Garfield, Gunnison, Hinsdale and 10 more | 51 hr |
| Feb 12, 3:14 PM MST | Winter Storm Warning | PUB | Alamosa, Baca, Bent, Chaffee, Conejos, Costilla and 10 more | 48 hr |
| Feb 12, 3:14 PM MST | Winter Weather Advisory | PUB | Alamosa, Baca, Bent, Chaffee, Costilla, Crowley and 14 more | 48 hr |
| Feb 12, 8:46 PM MST | Winter Weather Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 16 more | 40 hr |
| Feb 12, 9:06 PM MST | Wind Chill Advisory | GLD | Cheyenne, Kit Carson, Yuma | 5 hr |
| Feb 13, 2:05 AM MST | Wind Chill Warning | GLD | Cheyenne, Kit Carson, Yuma | 3 days |
| Feb 13, 2:05 AM MST | Winter Weather Advisory | GLD | Cheyenne, Kit Carson, Yuma | 33 hr |
| Feb 13, 12:55 PM MST | Winter Storm Warning | GLD | Cheyenne, Kit Carson | 22 hr |
| Feb 14, 4:02 AM MST | Wind Chill Warning | PUB | Baca, Bent, Crowley, El Paso, Kiowa, Las Animas and 2 more | 31 hr |
| Feb 14, 2:13 PM MST | Winter Weather Advisory | GJT | Archuleta, Dolores, Eagle, Garfield, Gunnison, Hinsdale and 9 more | 51 hr |
| Feb 14, 2:48 PM MST | Wind Chill Warning | BOU | Adams, Arapahoe, Douglas, Elbert, Larimer, Lincoln and 6 more | 20 hr |
| Feb 15, 2:56 AM MST | Winter Weather Advisory | BOU | Grand, Jackson | 39 hr |
| Feb 15, 3:48 AM MST | Winter Weather Advisory | PUB | Conejos, Mineral, Rio Grande | 43 hr |
| Feb 15, 10:41 AM MST | Wind Chill Advisory | BOU | Phillips, Sedgwick | 23 hr |
| Feb 15, 3:05 PM MST | Wind Chill Warning | PUB | Kiowa, Prowers | 17 hr |
| Feb 16, 1:48 PM MST | Special Weather Statement | GJT | Montrose | 42 min |
| Feb 16, 2:50 PM MST | Special Weather Statement | GJT | San Miguel | 40 min |
| Feb 17, 4:17 AM MST | Winter Storm Warning | PUB | Costilla, Huerfano, Las Animas | 25 hr |
| Feb 17, 4:17 AM MST | Winter Weather Advisory | PUB | Costilla, Custer, El Paso, Fremont, Huerfano, Las Animas and 2 more | 25 hr |
| Feb 17, 5:20 PM MST | Winter Weather Advisory | BOU | Arapahoe, Boulder, Broomfield, Douglas, Elbert, Jefferson and 2 more | 10 hr |
| Feb 18, 9:42 PM MST | Dense Fog Advisory | BOU | Elbert, Lincoln | 4 hr |
| Feb 19, 3:49 AM MST | Dense Fog Advisory | PUB | Custer, El Paso, Fremont, Pueblo, Teller | 5 hr |
| Feb 19, 2:08 PM MST | Winter Weather Advisory | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 39 hr |
| Feb 19, 2:49 PM MST | Winter Weather Advisory | GJT | Eagle, Garfield, Gunnison, Hinsdale, Moffat, Montrose and 5 more | 38 hr |
| Feb 23, 4:15 AM MST | Winter Storm Watch | PUB | Costilla, Custer, El Paso, Fremont, Huerfano, Las Animas and 2 more | 11 hr |
| Feb 23, 4:15 AM MST | Winter Weather Advisory | PUB | Custer, El Paso, Fremont, Huerfano, Pueblo, Teller | 24 hr |
| Feb 23, 11:01 AM MST | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 6 hr |
| Feb 23, 11:13 AM MST | Red Flag Warning | PUB | El Paso, Fremont, Huerfano, Pueblo | 7 hr |
| Feb 23, 2:35 PM MST | Winter Weather Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 7 more | 43 hr |
| Feb 23, 3:08 PM MST | Winter Weather Advisory | PUB | Alamosa, Chaffee, Costilla, Crowley, Custer, El Paso and 6 more | 44 hr |
| Feb 24, 10:19 PM MST | Winter Storm Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 1 more | 10 hr |
| Feb 26, 2:50 AM MST | Winter Weather Advisory | GJT | Moffat, Routt | 34 hr |
| Feb 26, 2:56 AM MST | Winter Weather Advisory | BOU | Grand, Jackson | 33 hr |
| Feb 26, 1:31 PM MST | Fire Weather Watch | GLD | Cheyenne | 11 hr |
| Feb 26, 2:45 PM MST | Red Flag Warning | PUB | Baca, Bent, Kiowa, Las Animas, Otero, Prowers | 26 hr |
| Feb 27, 12:57 AM MST | Red Flag Warning | GLD | Cheyenne | 16 hr |
| Feb 27, 7:48 AM MST | High Wind Warning | PUB | Alamosa, Conejos, Costilla, Huerfano, Las Animas, Rio Grande | 7 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 | |
| Special Weather Statement | 6 |
| Winter | |
| Snow Squall Warning | 1 |
| Winter Storm Warning | 8 |
| Winter Storm Watch | 4 |
| Winter Weather Advisory | 30 |
| Cold | |
| Wind Chill Warning | 4 |
| Wind Chill Advisory | 7 |
| Wind and dust | |
| High Wind Warning | 3 |
| High Wind Watch | 2 |
| Wind Advisory | 1 |
| Fire | |
| Red Flag Warning | 7 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
| Freezing Fog Advisory | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Huerfano County20
- Las Animas County20
- El Paso County18
- Pueblo County18
- Fremont County16
- Boulder County14
- Grand County13
- Larimer County13
- Custer County13
- Jefferson County12
- Jackson County11
- Park County11
- Moffat County11
- Routt County11
- Costilla County11
- Douglas County11
- Teller County11
- Elbert County10
- Cheyenne County10
- Kiowa County10
- Prowers County10
- Clear Creek County9
- Gilpin County9
- Rio Blanco County9
- Kit Carson County9
- Baca County9
- Bent County9
- Garfield County8
- Alamosa County8
- Chaffee County8
- Saguache County8
- Crowley County8
- Otero County8
- Summit County7
- Eagle County7
- San Miguel County7
- Arapahoe County7
- Yuma County7
- Gunnison County6
- Hinsdale County6
24 more counties
- Montrose County6
- Lake County6
- Rio Grande County6
- Broomfield County6
- Lincoln County6
- Dolores County5
- La Plata County5
- Montezuma County5
- Conejos County5
- Mineral County5
- Phillips County5
- Sedgwick County5
- Weld County5
- Adams County5
- Archuleta County4
- Ouray County4
- Pitkin County4
- San Juan County4
- Logan County4
- Morgan County4
- Washington County4
- Denver County4
- Delta County3
- Mesa County3
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.