Alert archive / Colorado / 2021
Weather alerts in Colorado, October 2021
100 weather alerts in October 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 October 2021. Tap one for its archive.
- Alerts
- 100
- Warnings
- 44
- Watches
- 24
- Advisories
- 18
- Busiest day
- October 12, 202118 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 |
|---|---|---|---|---|
| Oct 2, 2:34 PM MDT | Flash Flood Watch | GJT | Eagle, Garfield, Moffat, Pitkin, Rio Blanco, Routt | 4 hr |
| Oct 7, 2:58 PM MDT | Fire Weather Watch | PUB | Baca, Bent, Crowley, El Paso, Kiowa, Las Animas and 3 more | 24 hr |
| Oct 8, 3:38 AM MDT | Fire Weather Watch | BOU | Elbert, Lincoln | 11 hr |
| Oct 8, 3:40 AM MDT | Fire Weather Watch | GLD | Cheyenne, Kit Carson | 23 hr |
| Oct 8, 1:02 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson | 29 hr |
| Oct 8, 2:09 PM MDT | Red Flag Warning | BOU | Arapahoe, Douglas, Elbert, Lincoln | 30 hr |
| Oct 8, 2:37 PM MDT | High Wind Warning | PUB | Alamosa, Chaffee, Costilla, Custer, Fremont, Huerfano and 2 more | 25 hr |
| Oct 8, 2:44 PM MDT | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Fremont, Huerfano and 5 more | 29 hr |
| Oct 9, 3:32 PM MDT | Freeze Watch | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 12 hr |
| Oct 10, 3:46 AM MDT | Hard Freeze Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 29 hr |
| Oct 10, 9:25 AM MDT | Freeze Watch | GJT | Archuleta, Dolores, Eagle, Garfield, La Plata, Mesa and 6 more | 4 hr |
| Oct 10, 1:54 PM MDT | Freeze Warning | GJT | Archuleta, Dolores, Eagle, Garfield, La Plata, Moffat and 5 more | 20 hr |
| Oct 10, 2:04 PM MDT | Frost Advisory | BOU | Arapahoe, Douglas, Elbert, Lincoln, Logan, Morgan and 1 more | 18 hr |
| Oct 10, 2:13 PM MDT | Frost Advisory | PUB | El Paso | 18 hr |
| Oct 10, 2:15 PM MDT | Winter Storm Watch | GJT | Archuleta, Dolores, Gunnison, Hinsdale, La Plata, Montezuma and 4 more | 14 hr |
| Oct 10, 2:19 PM MDT | Fire Weather Watch | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 31 hr |
| Oct 10, 2:21 PM MDT | Winter Storm Watch | PUB | Conejos, Mineral, Rio Grande | 14 hr |
| Oct 10, 2:43 PM MDT | Fire Weather Watch | BOU | Arapahoe, Douglas, Elbert, Lincoln | 37 hr |
| Oct 11, 3:46 AM MDT | Winter Weather Advisory | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 50 hr |
| Oct 11, 4:14 AM MDT | Winter Storm Warning | PUB | Conejos, Mineral, Rio Grande | 44 hr |
| Oct 11, 4:14 AM MDT | Winter Weather Advisory | PUB | Mineral, Rio Grande, Saguache | 38 hr |
| Oct 11, 12:40 PM MDT | Red Flag Warning | PUB | Bent, Crowley, El Paso, Fremont, Huerfano, Kiowa and 3 more | 30 hr |
| Oct 11, 12:40 PM MDT | High Wind Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 9 more | 30 hr |
| Oct 11, 2:34 PM MDT | Winter Storm Warning | GJT | Archuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more | 33 hr |
| Oct 11, 2:35 PM MDT | Freeze Watch | GJT | Archuleta, Dolores, Eagle, Garfield, La Plata, Moffat and 5 more | 24 hr |
| Oct 11, 2:55 PM MDT | Winter Weather Advisory | BOU | Boulder, Grand, Jackson, Larimer | 39 hr |
| Oct 12, 3:15 AM MDT | High Wind Warning | GLD | Cheyenne, Kit Carson | 15 hr |
| Oct 12, 3:56 AM MDT | High Wind Watch | BOU | Boulder, Larimer | 11 hr |
| Oct 12, 3:56 AM MDT | High Wind Warning | BOU | Arapahoe, Douglas, Elbert, Lincoln | 14 hr |
| Oct 12, 2:07 PM MDT | Freeze Warning | GJT | Archuleta, Dolores, Eagle, Garfield, La Plata, Moffat and 5 more | 20 hr |
| Oct 12, 2:08 PM MDT | Mesoscale Discussion | SPC | Phillips, Sedgwick, Yuma | 97 min |
| Oct 12, 2:46 PM MDT | Tornado Watch | SPC | Baca, Cheyenne, Kiowa, Kit Carson, Phillips, Prowers and 2 more | 7 hr |
| Oct 12, 2:47 PM MDT | High Wind Warning | BOU | Boulder, Larimer, Logan, Phillips, Sedgwick, Weld | 24 hr |
| Oct 12, 5:05 PM MDT | Special Weather Statement | BOU | Logan | 25 min |
| Oct 12, 5:18 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 42 min |
| Oct 12, 5:18 PM MDT | Special Weather Statement | PUB | Bent | 27 min |
| Oct 12, 5:19 PM MDT | Special Weather Statement | GLD | Yuma | 26 min |
| Oct 12, 5:19 PM MDT | Special Weather Statement | PUB | Baca | 11 min |
| Oct 12, 5:22 PM MDT | Mesoscale Discussion | SPC | Phillips, Sedgwick, Yuma | 83 min |
| Oct 12, 5:26 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 51 min |
| Oct 12, 5:40 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 66 min |
| Oct 12, 5:50 PM MDT | Special Weather Statement | GLD | Yuma | 25 min |
| Oct 12, 5:54 PM MDT | Tornado Warning | BOU | Phillips | 36 min |
| Oct 12, 5:56 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 29 min |
| Oct 12, 6:10 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 44 min |
| Oct 12, 6:16 PM MDT | Special Weather Statement | PUB | Baca | 29 min |
| Oct 12, 9:53 PM MDT | Freeze Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 8 more | 10 hr |
| Oct 13, 3:00 AM MDT | Frost Advisory | GLD | Cheyenne, Kit Carson, Yuma | 30 hr |
| Oct 13, 2:50 PM MDT | Freeze Warning | BOU | Arapahoe, Douglas, Elbert | 17 hr |
| Oct 13, 3:01 PM MDT | Freeze Warning | PUB | El Paso, Huerfano, Las Animas, Pueblo | 17 hr |
| Oct 13, 3:28 PM MDT | Freeze Watch | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 6 more | 13 hr |
| Oct 13, 3:28 PM MDT | Freeze Warning | GJT | Archuleta, Dolores, Eagle, Garfield, La Plata, Montezuma and 2 more | 19 hr |
| Oct 13, 4:40 PM MDT | Frost Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 8 more | 15 hr |
| Oct 14, 3:01 AM MDT | Freeze Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 8 more | 30 hr |
| Oct 14, 3:22 AM MDT | Frost Advisory | GLD | Cheyenne, Kit Carson, Yuma | 30 hr |
| Oct 14, 4:37 AM MDT | Freeze Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 6 more | 29 hr |
| Oct 14, 1:45 PM MDT | Freeze Warning | GLD | Cheyenne, Kit Carson, Yuma | 19 hr |
| Oct 14, 4:08 PM MDT | Special Weather Statement | BOU | Elbert | 37 min |
| Oct 15, 4:07 AM MDT | Freeze Watch | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 8 hr |
| Oct 15, 11:45 AM MDT | Freeze Warning | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 21 hr |
| Oct 15, 2:14 PM MDT | Freeze Warning | GLD | Cheyenne, Kit Carson, Yuma | 18 hr |
| Oct 15, 2:24 PM MDT | Freeze Warning | GJT | Garfield, Mesa | 18 hr |
| Oct 17, 10:20 AM MDT | Red Flag Warning | GLD | Kit Carson, Yuma | 7 hr |
| Oct 17, 3:00 PM MDT | Fire Weather Watch | GLD | Cheyenne | 35 hr |
| Oct 17, 3:08 PM MDT | Fire Weather Watch | PUB | Baca, Bent, Crowley, El Paso, Fremont, Huerfano and 5 more | 24 hr |
| Oct 17, 3:08 PM MDT | Red Flag Warning | PUB | Baca, Huerfano, Las Animas | 28 hr |
| Oct 18, 2:55 AM MDT | Fire Weather Watch | BOU | Elbert, Lincoln | 24 hr |
| Oct 18, 3:13 AM MDT | Winter Weather Advisory | GJT | Eagle, Garfield, Moffat, Rio Blanco, Routt | 42 hr |
| Oct 18, 2:55 PM MDT | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Fremont, Huerfano and 5 more | 28 hr |
| Oct 18, 8:54 PM MDT | High Wind Warning | PUB | Costilla, Huerfano, Las Animas | 13 hr |
| Oct 19, 1:34 AM MDT | Red Flag Warning | GLD | Cheyenne | 16 hr |
| Oct 19, 3:01 AM MDT | Red Flag Warning | BOU | Elbert, Lincoln | 15 hr |
| Oct 20, 2:54 AM MDT | Frost Advisory | GLD | Yuma | 29 hr |
| Oct 20, 2:54 AM MDT | Freeze Watch | GLD | Yuma | 12 hr |
| Oct 21, 1:48 PM MDT | Frost Advisory | GLD | Yuma | 18 hr |
| Oct 23, 8:41 PM MDT | Dense Fog Advisory | BOU | Washington | 8 hr |
| Oct 23, 8:45 PM MDT | Dense Fog Advisory | GLD | Cheyenne, Kit Carson, Yuma | 8 hr |
| Oct 24, 6:22 AM MDT | Dense Fog Advisory | BOU | Logan, Morgan, Phillips, Sedgwick, Washington | 3 hr |
| Oct 24, 1:28 PM MDT | Frost Advisory | GLD | Yuma | 18 hr |
| Oct 24, 2:39 PM MDT | Fire Weather Watch | BOU | Adams, Arapahoe, Broomfield, Denver, Douglas, Elbert | 13 hr |
| Oct 24, 2:58 PM MDT | Fire Weather Watch | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 24 hr |
| Oct 25, 3:02 AM MDT | Winter Weather Advisory | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 11 more | 45 hr |
| Oct 25, 4:01 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Broomfield, Denver, Douglas, Elbert | 14 hr |
| Oct 25, 4:04 AM MDT | Winter Weather Advisory | PUB | Conejos, Mineral, Rio Grande | 44 hr |
| Oct 25, 1:32 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 28 hr |
| Oct 25, 2:59 PM MDT | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 27 hr |
| Oct 25, 3:02 PM MDT | Winter Weather Advisory | BOU | Grand, Jackson | 33 hr |
| Oct 25, 9:34 PM MDT | High Wind Watch | PUB | Bent, Crowley, El Paso, Kiowa, Otero, Prowers and 1 more | 13 hr |
| Oct 26, 2:32 AM MDT | High Wind Watch | GLD | Cheyenne, Kit Carson, Yuma | 9 hr |
| Oct 26, 3:06 AM MDT | High Wind Watch | BOU | Elbert, Lincoln, Logan, Phillips, Sedgwick, Washington and 1 more | 7 hr |
| Oct 26, 3:12 AM MDT | Red Flag Warning | BOU | Elbert, Lincoln, Washington | 15 hr |
| Oct 26, 3:55 AM MDT | Special Weather Statement | GJT | Mesa | 50 min |
| Oct 26, 4:42 AM MDT | Special Weather Statement | GJT | Mesa | 48 min |
| Oct 26, 5:43 AM MDT | Special Weather Statement | GJT | Montrose | 47 min |
| Oct 26, 5:48 AM MDT | Special Weather Statement | GJT | Delta | 42 min |
| Oct 26, 6:05 AM MDT | Special Weather Statement | GJT | Garfield | 40 min |
| Oct 26, 9:51 AM MDT | High Wind Warning | BOU | Elbert, Lincoln, Logan, Morgan, Phillips, Sedgwick and 2 more | 14 hr |
| Oct 26, 10:59 AM MDT | High Wind Warning | PUB | Baca, Bent, Crowley, El Paso, Kiowa, Las Animas and 3 more | 16 hr |
| Oct 26, 12:00 PM MDT | High Wind Warning | GLD | Cheyenne, Kit Carson, Yuma | 12 hr |
| Oct 28, 3:45 AM MDT | High Wind Warning | PUB | Baca | 11 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 | |
| Severe Thunderstorm Warning | 5 |
| Tornado Warning | 1 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 12 |
| Flooding | |
| Flash Flood Watch | 1 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 7 |
| Cold | |
| Freeze Warning | 12 |
| Hard Freeze Warning | 1 |
| Freeze Watch | 6 |
| Frost Advisory | 8 |
| Wind and dust | |
| High Wind Warning | 10 |
| High Wind Watch | 4 |
| Fire | |
| Red Flag Warning | 13 |
| Fire Weather Watch | 10 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Yuma County18
- Baca County17
- Las Animas County16
- El Paso County15
- Kiowa County15
- Prowers County15
- Elbert County15
- Bent County14
- Pueblo County14
- Cheyenne County14
- Huerfano County14
- Garfield County13
- Crowley County13
- Otero County13
- Kit Carson County13
- Eagle County11
- Lincoln County11
- Archuleta County11
- Dolores County11
- La Plata County11
- Montezuma County11
- San Miguel County11
- Phillips County11
- Arapahoe County10
- Douglas County10
- Logan County10
- Sedgwick County10
- Pitkin County9
- Moffat County8
- Rio Blanco County8
- Routt County8
- Mesa County8
- Washington County8
- Rio Grande County7
- Weld County7
- Conejos County6
- Morgan County6
- Montrose County6
- Boulder County6
- Larimer County6
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.