Alert archive / Colorado / Winter Weather Advisories / 2021
Winter Weather Advisories in Colorado, February 2021
30 winter weather advisories in February 2021. 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 winter weather advisories reaches back to 2005.
Winter Weather Advisories by county
Each county as a circle sized by its count in February 2021. Tap one for its archive.
- Winter Weather Advisories
- 30
- Busiest day
- February 8, 20214 winter weather advisories
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 4, 3:13 AM MST | Winter Weather Advisory | GJT | Eagle, Garfield, Moffat, Pitkin, Rio Blanco, Routt | 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 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 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 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 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 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 13, 2:05 AM MST | Winter Weather Advisory | GLD | Cheyenne, Kit Carson, Yuma | 33 hr |
| Feb 14, 2:13 PM MST | Winter Weather Advisory | GJT | Archuleta, Dolores, Eagle, Garfield, Gunnison, Hinsdale and 9 more | 51 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 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 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 Weather Advisory | PUB | Custer, El Paso, Fremont, Huerfano, Pueblo, Teller | 24 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 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 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Boulder County9
- Grand County9
- Jackson County9
- Larimer County9
- Moffat County9
- Routt County9
- Park County7
- Eagle County7
- Garfield County7
- Rio Blanco County7
- Jefferson County6
- Clear Creek County5
- Gilpin County5
- Custer County5
- El Paso County5
- Fremont County5
- Huerfano County5
- Pueblo County5
- Summit County4
- Gunnison County4
- Hinsdale County4
- Montrose County4
- Ouray County4
- Pitkin County4
- San Miguel County4
- Chaffee County4
- Costilla County4
- Las Animas County4
- Saguache County4
- Teller County4
- Dolores County3
- La Plata County3
- Montezuma County3
- Alamosa County3
- Lake County3
- Mineral County3
- Rio Grande County3
- Arapahoe County3
- Broomfield County3
- Douglas County3
24 more counties
- Elbert County3
- Archuleta County2
- Delta County2
- Mesa County2
- San Juan County2
- Conejos County2
- Cheyenne County2
- Kit Carson County2
- Crowley County2
- Adams County2
- Denver County2
- Lincoln County2
- Weld County2
- Baca County1
- Bent County1
- Kiowa County1
- Otero County1
- Prowers County1
- Logan County1
- Morgan County1
- Phillips County1
- Sedgwick County1
- Washington County1
- Yuma County1
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.