Alert archive / Colorado / 2020
Weather alerts in Colorado, March 2020
83 weather alerts in March 2020, 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 2020. Tap one for its archive.
- Alerts
- 83
- Warnings
- 28
- Watches
- 12
- Advisories
- 26
- Busiest day
- March 18, 202013 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 1, 9:18 AM MST | Winter Weather Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 9 more | 18 hr |
| Mar 1, 11:22 AM MST | Winter Weather Advisory | PUB | Custer, El Paso, Fremont, Teller | 20 hr |
| Mar 1, 6:12 PM MST | Snow Squall Warning | BOU | Larimer | 63 min |
| Mar 1, 6:38 PM MST | Snow Squall Warning | BOU | Larimer, Weld | 52 min |
| Mar 1, 9:10 PM MST | Snow Squall Warning | BOU | Boulder, Larimer, Weld | 50 min |
| Mar 3, 2:38 AM MST | Fire Weather Watch | GLD | Cheyenne, Kit Carson, Yuma | 24 hr |
| Mar 3, 1:02 PM MST | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 28 hr |
| Mar 4, 8:20 AM MST | Red Flag Warning | BOU | Logan, Phillips, Sedgwick, Washington, Weld | 9 hr |
| Mar 4, 1:37 PM MST | Red Flag Warning | PUB | Baca, Bent, Crowley, Kiowa, Las Animas, Otero and 1 more | 4 hr |
| Mar 10, 4:00 AM MDT | Red Flag Warning | PUB | Huerfano, Las Animas, Pueblo | 15 hr |
| Mar 11, 3:00 AM MDT | Winter Storm Watch | GJT | Archuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more | 35 hr |
| Mar 11, 4:05 AM MDT | Winter Storm Watch | PUB | Conejos, Mineral, Rio Grande | 35 hr |
| Mar 12, 7:23 AM MDT | Dense Fog Advisory | GJT | Garfield, Mesa | 4 hr |
| Mar 12, 2:07 PM MDT | Winter Storm Warning | GJT | Archuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more | 34 hr |
| Mar 12, 2:16 PM MDT | Winter Weather Advisory | GLD | Cheyenne, Kit Carson, Yuma | 46 hr |
| Mar 12, 3:17 PM MDT | Winter Storm Warning | PUB | Conejos, Mineral, Rio Grande | 33 hr |
| Mar 13, 2:55 AM MDT | Winter Weather Advisory | BOU | Phillips, Sedgwick | 26 hr |
| Mar 13, 3:54 AM MDT | Winter Weather Advisory | PUB | Alamosa, Costilla, Custer, Fremont, Huerfano, Las Animas and 1 more | 20 hr |
| Mar 13, 5:37 PM MDT | Dense Fog Advisory | PUB | El Paso | 15 hr |
| Mar 14, 3:06 PM MDT | Winter Weather Advisory | GLD | Cheyenne, Kit Carson, Yuma | 18 hr |
| Mar 14, 3:20 PM MDT | Dense Fog Advisory | BOU | Elbert, Larimer, Lincoln, Weld | 14 hr |
| Mar 14, 8:58 PM MDT | Winter Weather Advisory | PUB | Crowley, El Paso, Kiowa | 14 hr |
| Mar 15, 1:42 AM MDT | Dense Fog Advisory | PUB | Baca | 7 hr |
| Mar 15, 6:22 PM MDT | Dense Fog Advisory | GLD | Cheyenne, Kit Carson, Yuma | 16 hr |
| Mar 15, 8:50 PM MDT | Dense Fog Advisory | PUB | Kiowa | 12 hr |
| Mar 16, 11:15 PM MDT | Dense Fog Advisory | PUB | El Paso | 11 hr |
| Mar 17, 1:15 PM MDT | Winter Storm Watch | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 16 more | 24 hr |
| Mar 17, 2:29 PM MDT | Winter Weather Advisory | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 64 hr |
| Mar 17, 2:52 PM MDT | Winter Storm Watch | PUB | Conejos, El Paso, Fremont, Mineral, Rio Grande, Teller | 22 hr |
| Mar 17, 6:34 PM MDT | Red Flag Warning | PUB | Las Animas, Otero | 23 hr |
| Mar 17, 7:15 PM MDT | Dense Fog Advisory | PUB | Baca, Kiowa, Prowers | 12 hr |
| Mar 17, 8:25 PM MDT | Dense Fog Advisory | BOU | Elbert, Lincoln, Logan, Morgan, Phillips, Sedgwick and 2 more | 13 hr |
| Mar 17, 11:33 PM MDT | Dense Fog Advisory | GLD | Cheyenne, Kit Carson, Yuma | 9 hr |
| Mar 18, 4:13 AM MDT | Winter Storm Watch | GLD | Kit Carson, Yuma | 9 hr |
| Mar 18, 4:53 AM MDT | Winter Storm Warning | PUB | Conejos, El Paso, Fremont, Mineral, Rio Grande, Teller | 40 hr |
| Mar 18, 4:53 AM MDT | Winter Weather Advisory | PUB | Alamosa, Chaffee, Costilla, Custer, Fremont, Huerfano and 5 more | 48 hr |
| Mar 18, 5:02 AM MDT | Winter Storm Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 9 more | 43 hr |
| Mar 18, 5:02 AM MDT | Winter Weather Advisory | BOU | Grand, Jackson | 49 hr |
| Mar 18, 11:34 AM MDT | Winter Storm Warning | GJT | Archuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more | 35 hr |
| Mar 18, 1:02 PM MDT | Blizzard Warning | BOU | Adams, Arapahoe, Douglas, Elbert, Lincoln, Logan and 5 more | 35 hr |
| Mar 18, 1:16 PM MDT | Blizzard Warning | PUB | El Paso | 32 hr |
| Mar 18, 1:19 PM MDT | Winter Weather Advisory | GLD | Kit Carson, Yuma | 38 hr |
| Mar 18, 8:20 PM MDT | Dense Fog Advisory | GLD | Yuma | 14 hr |
| Mar 19, 4:58 AM MDT | Blizzard Warning | GLD | Kit Carson, Yuma | 17 hr |
| Mar 19, 12:16 PM MDT | Special Weather Statement | GLD | Kit Carson | 44 min |
| Mar 19, 1:40 PM MDT | Special Weather Statement | GLD | Kit Carson | 35 min |
| Mar 19, 4:45 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 11 more | 3 hr |
| Mar 21, 3:18 PM MDT | Special Weather Statement | ABQ | La Plata | 27 min |
| Mar 21, 3:44 PM MDT | Special Weather Statement | ABQ | Archuleta | 31 min |
| Mar 21, 4:00 PM MDT | Special Weather Statement | GJT | Archuleta | 45 min |
| Mar 22, 1:00 PM MDT | Special Weather Statement | GLD | Yuma | 15 min |
| Mar 22, 1:22 PM MDT | Special Weather Statement | GLD | Yuma | 23 min |
| Mar 22, 2:31 PM MDT | Special Weather Statement | GLD | Kit Carson | 29 min |
| Mar 22, 3:32 PM MDT | Red Flag Warning | PUB | Crowley, Huerfano, Las Animas, Otero, Pueblo | 26 hr |
| Mar 23, 2:55 PM MDT | Fire Weather Watch | PUB | Baca, Bent, Crowley, El Paso, Fremont, Huerfano and 5 more | 3 hr |
| Mar 23, 5:58 PM MDT | Special Weather Statement | GJT | Dolores | 32 min |
| Mar 23, 6:22 PM MDT | Fire Weather Watch | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 10 more | 45 hr |
| Mar 23, 6:22 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 10 more | 50 hr |
| Mar 23, 7:14 PM MDT | Special Weather Statement | PUB | Crowley | 46 min |
| Mar 23, 8:12 PM MDT | Special Weather Statement | PUB | Crowley | 33 min |
| Mar 23, 8:47 PM MDT | Special Weather Statement | PUB | Kiowa | 13 min |
| Mar 23, 8:55 PM MDT | Special Weather Statement | PUB | Kiowa | 20 min |
| Mar 23, 9:07 PM MDT | Special Weather Statement | PUB | Crowley | 23 min |
| Mar 23, 9:39 PM MDT | Special Weather Statement | PUB | Kiowa | 36 min |
| Mar 24, 2:40 PM MDT | Fire Weather Watch | GLD | Cheyenne, Kit Carson | 24 hr |
| Mar 25, 2:38 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 15 hr |
| Mar 25, 3:14 AM MDT | Fire Weather Watch | BOU | Elbert, Lincoln | 12 hr |
| Mar 25, 3:14 AM MDT | Red Flag Warning | BOU | Elbert, Lincoln | 16 hr |
| Mar 25, 2:30 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson | 29 hr |
| Mar 25, 3:09 PM MDT | Red Flag Warning | BOU | Arapahoe, Douglas, Elbert, Lincoln | 29 hr |
| Mar 25, 3:31 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 10 more | 28 hr |
| Mar 26, 3:50 AM MDT | High Wind Warning | PUB | Alamosa, Chaffee, Costilla, Custer, Fremont, Huerfano and 3 more | 14 hr |
| Mar 26, 4:33 AM MDT | Dense Fog Advisory | GLD | Cheyenne, Kit Carson, Yuma | 4 hr |
| Mar 26, 2:48 PM MDT | Winter Weather Advisory | BOU | Adams, Arapahoe, Boulder, Douglas, Elbert, Grand and 9 more | 45 hr |
| Mar 26, 3:23 PM MDT | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Fremont, Huerfano and 5 more | 28 hr |
| Mar 27, 3:10 AM MDT | Winter Weather Advisory | GLD | Kit Carson, Yuma | 11 hr |
| Mar 27, 2:01 PM MDT | Blizzard Warning | GLD | Kit Carson, Yuma | 22 hr |
| Mar 27, 2:23 PM MDT | Blizzard Warning | BOU | Elbert, Lincoln, Washington | 22 hr |
| Mar 27, 2:57 PM MDT | Winter Weather Advisory | PUB | El Paso, Fremont, Teller | 14 hr |
| Mar 30, 2:55 PM MDT | Fire Weather Watch | PUB | Alamosa, Baca, Conejos, Costilla, Huerfano, Las Animas and 2 more | 24 hr |
| Mar 30, 3:21 PM MDT | Special Weather Statement | GLD | Cheyenne | 39 min |
| Mar 31, 2:35 PM MDT | Fire Weather Watch | PUB | Alamosa, Conejos, Costilla, Huerfano, Las Animas, Rio Grande and 1 more | 24 hr |
| Mar 31, 2:35 PM MDT | Red Flag Warning | PUB | Baca, Huerfano, Las Animas | 29 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 | 1 |
| Special Weather Statement | 16 |
| Winter | |
| Blizzard Warning | 5 |
| Snow Squall Warning | 3 |
| Winter Storm Warning | 5 |
| Winter Storm Watch | 5 |
| Winter Weather Advisory | 14 |
| Wind and dust | |
| High Wind Warning | 1 |
| Fire | |
| Red Flag Warning | 14 |
| Fire Weather Watch | 7 |
| Fog and smoke | |
| Dense Fog Advisory | 12 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Kit Carson County19
- Yuma County16
- Las Animas County15
- El Paso County14
- Huerfano County13
- Fremont County12
- Kiowa County12
- Elbert County11
- Cheyenne County11
- Crowley County11
- Weld County10
- Baca County10
- Rio Grande County10
- Lincoln County10
- Conejos County9
- Larimer County8
- Otero County8
- Pueblo County8
- Alamosa County8
- Costilla County8
- Saguache County8
- Arapahoe County7
- Douglas County7
- Phillips County7
- Sedgwick County7
- Washington County7
- Prowers County7
- Adams County6
- Boulder County6
- Logan County6
- Bent County6
- Archuleta County6
- Grand County5
- Jackson County5
- Dolores County5
- La Plata County5
- Mineral County5
- Morgan County5
- Broomfield County4
- Denver County4
24 more counties
- Jefferson County4
- Custer County4
- Teller County4
- Hinsdale County4
- Montezuma County4
- San Juan County4
- San Miguel County4
- Clear Creek County3
- Gilpin County3
- Park County3
- Summit County3
- Garfield County2
- Mesa County2
- Chaffee County2
- Delta County1
- Eagle County1
- Gunnison County1
- Moffat County1
- Montrose County1
- Ouray County1
- Pitkin County1
- Rio Blanco County1
- Routt County1
- Lake County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.