Alert archive / Colorado / 2018
Weather alerts in Colorado, April 2018
117 weather alerts in April 2018, 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 April 2018. Tap one for its archive.
- Alerts
- 117
- Warnings
- 58
- Watches
- 35
- Advisories
- 16
- Busiest day
- April 1, 201810 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 31, 11:42 PM MDT | Winter Weather Advisory | BOU | Logan, Sedgwick | 9 hr |
| Apr 1, 11:17 AM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 33 hr |
| Apr 1, 11:28 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson | 32 hr |
| Apr 1, 11:49 AM MDT | Red Flag Warning | BOU | Elbert, Lincoln | 32 hr |
| Apr 1, 2:17 PM MDT | High Wind Watch | GLD | Cheyenne, Kit Carson, Yuma | 21 hr |
| Apr 1, 2:29 PM MDT | High Wind Watch | BOU | Elbert, Lincoln, Logan, Morgan, Phillips, Sedgwick and 2 more | 23 hr |
| Apr 1, 2:47 PM MDT | Red Flag Warning | GJT | Archuleta, Delta, Dolores, Garfield, Hinsdale, La Plata and 6 more | 30 hr |
| Apr 1, 2:52 PM MDT | Wind Advisory | GJT | Delta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more | 33 hr |
| Apr 1, 2:54 PM MDT | High Wind Watch | PUB | Crowley, Kiowa | 21 hr |
| Apr 1, 3:02 PM MDT | Fire Weather Watch | PUB | Baca, Bent, Crowley, Kiowa, Las Animas, Otero and 1 more | 21 hr |
| Apr 2, 11:09 AM MDT | High Wind Warning | GLD | Cheyenne, Kit Carson, Yuma | 28 hr |
| Apr 2, 11:55 AM MDT | High Wind Warning | PUB | Crowley, Kiowa | 24 hr |
| Apr 2, 12:17 PM MDT | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Kiowa, Las Animas and 3 more | 31 hr |
| Apr 2, 1:25 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Elbert, Lincoln, Morgan | 29 hr |
| Apr 2, 1:46 PM MDT | High Wind Warning | BOU | Boulder, Broomfield, Clear Creek, Douglas, Elbert, Gilpin and 13 more | 21 hr |
| Apr 2, 2:18 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson | 28 hr |
| Apr 3, 4:29 AM MDT | Fire Weather Watch | PUB | Baca, Costilla, Custer, Huerfano, Las Animas, Pueblo and 1 more | 11 hr |
| Apr 3, 10:01 AM MDT | Blowing Dust Advisory | GLD | Cheyenne, Kit Carson | 5 hr |
| Apr 3, 2:55 PM MDT | Red Flag Warning | BOU | Park | 24 hr |
| Apr 3, 2:58 PM MDT | Fire Weather Watch | GLD | Yuma | 12 hr |
| Apr 3, 2:59 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Conejos, Costilla, Custer, Fremont and 5 more | 29 hr |
| Apr 4, 2:45 AM MDT | Red Flag Warning | GLD | Yuma | 16 hr |
| Apr 5, 2:53 AM MDT | Winter Weather Advisory | GJT | Eagle, Garfield, Moffat, Pitkin, Rio Blanco, Routt | 48 hr |
| Apr 5, 3:45 AM MDT | Winter Weather Advisory | PUB | Chaffee, Lake, Saguache | 48 hr |
| Apr 5, 4:01 AM MDT | Winter Weather Advisory | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 44 hr |
| Apr 6, 2:13 PM MDT | Winter Weather Advisory | GLD | Cheyenne, Kit Carson | 9 hr |
| Apr 7, 2:07 AM MDT | Winter Weather Advisory | GLD | Cheyenne, Kit Carson, Yuma | 24 hr |
| Apr 7, 4:07 AM MDT | Winter Storm Warning | PUB | Chaffee, Lake, Saguache | 29 hr |
| Apr 7, 4:19 AM MDT | Winter Storm Warning | GJT | Delta, Eagle, Garfield, Gunnison, Moffat, Montrose and 3 more | 29 hr |
| Apr 7, 4:26 AM MDT | Winter Storm Warning | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 29 hr |
| Apr 7, 2:58 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 28 hr |
| Apr 8, 3:10 AM MDT | Special Weather Statement | GJT | Delta | 50 min |
| Apr 9, 12:38 PM MDT | Fire Weather Watch | GLD | Cheyenne, Kit Carson, Yuma | 13 hr |
| Apr 9, 12:38 PM MDT | Fire Weather Watch | GLD | Cheyenne, Kit Carson, Yuma | 13 hr |
| Apr 9, 3:00 PM MDT | Fire Weather Watch | PUB | Alamosa, Baca, Bent, Chaffee, Conejos, Costilla and 14 more | 13 hr |
| Apr 10, 2:02 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 41 hr |
| Apr 10, 2:02 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 66 hr |
| Apr 10, 3:44 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 13 more | 39 hr |
| Apr 10, 3:44 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 10 more | 65 hr |
| Apr 10, 3:52 AM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Chaffee, Conejos, Costilla and 14 more | 41 hr |
| Apr 10, 3:52 AM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Chaffee, Conejos, Costilla and 14 more | 65 hr |
| Apr 10, 2:00 PM MDT | Red Flag Warning | GJT | Archuleta, Dolores, Hinsdale, La Plata, Montezuma, Montrose and 2 more | 30 hr |
| Apr 11, 3:52 AM MDT | High Wind Watch | PUB | Alamosa, Conejos, Costilla, Custer, El Paso, Fremont and 6 more | 11 hr |
| Apr 11, 2:34 PM MDT | Red Flag Warning | GJT | Archuleta, Dolores, Garfield, Hinsdale, La Plata, Mesa and 4 more | 29 hr |
| Apr 11, 2:59 PM MDT | High Wind Watch | BOU | Adams, Arapahoe, Douglas, Elbert, Lincoln, Logan and 5 more | 19 hr |
| Apr 11, 2:59 PM MDT | High Wind Watch | GLD | Cheyenne, Kit Carson, Yuma | 19 hr |
| Apr 11, 3:02 PM MDT | Winter Weather Advisory | GJT | Delta, Eagle, Garfield, Gunnison, Hinsdale, Mesa and 7 more | 52 hr |
| Apr 11, 3:08 PM MDT | Winter Weather Advisory | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 54 hr |
| Apr 11, 3:21 PM MDT | High Wind Watch | PUB | Baca, Bent, Crowley, El Paso, Kiowa, Las Animas and 3 more | 19 hr |
| Apr 11, 3:21 PM MDT | High Wind Warning | PUB | Alamosa, Conejos, Costilla, Custer, El Paso, Fremont and 6 more | 30 hr |
| Apr 11, 5:05 PM MDT | Wind Advisory | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 9 more | 27 hr |
| Apr 12, 2:45 AM MDT | Winter Storm Watch | GLD | Yuma | 10 hr |
| Apr 12, 3:56 AM MDT | Winter Weather Advisory | PUB | Chaffee, Lake, Saguache | 41 hr |
| Apr 12, 4:29 AM MDT | Winter Storm Watch | BOU | Logan, Phillips, Sedgwick, Washington | 5 hr |
| Apr 12, 9:49 AM MDT | High Wind Warning | BOU | Adams, Arapahoe, Douglas, Elbert, Lincoln, Morgan and 1 more | 53 hr |
| Apr 12, 9:51 AM MDT | Blizzard Warning | BOU | Logan, Phillips, Sedgwick, Washington | 43 hr |
| Apr 12, 10:12 AM MDT | High Wind Warning | GLD | Cheyenne, Kit Carson, Yuma | 55 hr |
| Apr 12, 10:34 AM MDT | High Wind Warning | PUB | Baca, Bent, Crowley, El Paso, Kiowa, Las Animas and 3 more | 53 hr |
| Apr 12, 12:42 PM MDT | Blizzard Warning | GLD | Cheyenne, Kit Carson, Yuma | 45 hr |
| Apr 12, 2:09 PM MDT | Freeze Watch | GJT | Archuleta, Delta, Dolores, Garfield, Gunnison, La Plata and 4 more | 22 hr |
| Apr 13, 4:03 AM MDT | Freeze Warning | GJT | Delta, Dolores, Garfield, Gunnison, Mesa, Montezuma and 2 more | 28 hr |
| Apr 14, 1:35 PM MDT | Fire Weather Watch | GJT | Archuleta, Dolores, Garfield, Hinsdale, La Plata, Mesa and 4 more | 14 hr |
| Apr 14, 6:26 PM MDT | Fire Weather Watch | PUB | Alamosa, Conejos, Costilla, Custer, Fremont, Huerfano and 4 more | 10 hr |
| Apr 15, 4:01 AM MDT | Red Flag Warning | GJT | Archuleta, Dolores, Garfield, Hinsdale, La Plata, Mesa and 4 more | 44 hr |
| Apr 15, 4:20 AM MDT | Fire Weather Watch | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 10 more | 11 hr |
| Apr 15, 4:20 AM MDT | Red Flag Warning | PUB | Alamosa, Baca, Chaffee, Conejos, Costilla, Custer and 8 more | 40 hr |
| Apr 15, 1:50 PM MDT | Wind Advisory | GJT | Delta, Dolores, Eagle, Garfield, Gunnison, Mesa and 7 more | 54 hr |
| Apr 15, 1:57 PM MDT | Fire Weather Watch | BOU | Adams, Arapahoe, Douglas, Elbert, Lincoln | 14 hr |
| Apr 15, 3:00 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 55 hr |
| Apr 15, 3:25 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 53 hr |
| Apr 16, 3:45 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 6 more | 42 hr |
| Apr 16, 1:39 PM MDT | High Wind Watch | GLD | Cheyenne, Kit Carson, Yuma | 20 hr |
| Apr 16, 2:16 PM MDT | High Wind Watch | BOU | Adams, Arapahoe, Broomfield, Denver, Douglas, Elbert and 7 more | 18 hr |
| Apr 16, 3:10 PM MDT | High Wind Watch | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 12 hr |
| Apr 16, 3:25 PM MDT | Freeze Watch | GJT | Garfield, Mesa | 11 hr |
| Apr 17, 2:33 AM MDT | Red Flag Warning | GJT | Dolores, Garfield, La Plata, Mesa, Montezuma, Montrose and 1 more | 7 hr |
| Apr 17, 2:42 AM MDT | Freeze Warning | GJT | Delta, Dolores, Garfield, Gunnison, Mesa, Montezuma and 2 more | 30 hr |
| Apr 17, 3:20 AM MDT | High Wind Warning | GLD | Cheyenne, Kit Carson, Yuma | 24 hr |
| Apr 17, 3:35 AM MDT | High Wind Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 12 more | 16 hr |
| Apr 17, 4:58 AM MDT | High Wind Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 13 more | 16 hr |
| Apr 17, 9:22 AM MDT | Dust Storm Warning | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, Fremont and 3 more | 8 hr |
| Apr 17, 2:35 PM MDT | Fire Weather Watch | GJT | Archuleta, Dolores, Garfield, Hinsdale, La Plata, Mesa and 6 more | 13 hr |
| Apr 17, 4:56 PM MDT | Dust Storm Warning | GLD | Cheyenne, Kit Carson, Yuma | 5 hr |
| Apr 18, 3:11 AM MDT | Red Flag Warning | GJT | Archuleta, Delta, Dolores, Garfield, Hinsdale, La Plata and 8 more | 42 hr |
| Apr 18, 3:49 AM MDT | Fire Weather Watch | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, Fremont and 7 more | 11 hr |
| Apr 18, 3:12 PM MDT | Red Flag Warning | PUB | Alamosa, Bent, Chaffee, Conejos, Costilla, Crowley and 11 more | 29 hr |
| Apr 18, 8:27 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Broomfield, Clear Creek, Denver, Douglas and 7 more | 24 hr |
| Apr 19, 4:22 AM MDT | Winter Storm Watch | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more | 11 hr |
| Apr 19, 4:41 AM MDT | Winter Storm Watch | BOU | Boulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more | 11 hr |
| Apr 19, 9:24 AM MDT | Winter Storm Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 8 more | 33 hr |
| Apr 19, 9:24 AM MDT | Winter Weather Advisory | GJT | Delta, Eagle, Garfield, Gunnison, Hinsdale, Mesa and 7 more | 43 hr |
| Apr 19, 3:09 PM MDT | Winter Storm Warning | PUB | Alamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 4 more | 28 hr |
| Apr 19, 3:09 PM MDT | Winter Weather Advisory | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more | 44 hr |
| Apr 19, 3:14 PM MDT | Winter Storm Warning | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 28 hr |
| Apr 19, 3:14 PM MDT | Winter Weather Advisory | BOU | Boulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more | 44 hr |
| Apr 23, 5:43 PM MDT | Special Weather Statement | BOU | Elbert | 47 min |
| Apr 23, 6:11 PM MDT | Special Weather Statement | BOU | Larimer | 49 min |
| Apr 23, 6:37 PM MDT | Special Weather Statement | BOU | Weld | 38 min |
| Apr 28, 2:43 AM MDT | Fire Weather Watch | GJT | Archuleta, Delta, Dolores, Garfield, Hinsdale, La Plata and 8 more | 12 hr |
| Apr 28, 2:38 PM MDT | Red Flag Warning | GJT | Archuleta, Delta, Dolores, Garfield, Hinsdale, La Plata and 8 more | 30 hr |
| Apr 28, 2:45 PM MDT | Fire Weather Watch | GLD | Cheyenne, Kit Carson, Yuma | 22 hr |
| Apr 28, 2:45 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson | 28 hr |
| Apr 28, 3:04 PM MDT | Fire Weather Watch | BOU | Elbert, Lincoln | 24 hr |
| Apr 28, 3:04 PM MDT | Red Flag Warning | BOU | Elbert, Lincoln | 28 hr |
| Apr 28, 4:04 PM MDT | Fire Weather Watch | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 10 more | 21 hr |
| Apr 28, 4:04 PM MDT | Red Flag Warning | PUB | Alamosa, Bent, Conejos, Costilla, Crowley, El Paso and 7 more | 27 hr |
| Apr 29, 12:39 PM MDT | Mesoscale Discussion | SPC | Baca, Prowers | 2 hr |
| Apr 29, 12:57 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Conejos, Costilla, Crowley and 11 more | 32 hr |
| Apr 29, 1:14 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 32 hr |
| Apr 29, 2:53 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Clear Creek, Douglas, Elbert, Gilpin and 4 more | 28 hr |
| Apr 29, 4:52 PM MDT | Special Weather Statement | PUB | Prowers | 23 min |
| Apr 29, 4:56 PM MDT | Special Weather Statement | PUB | Prowers | 49 min |
| Apr 30, 2:59 AM MDT | Fire Weather Watch | PUB | Alamosa, Baca, Conejos, Costilla, Huerfano, Las Animas and 2 more | 12 hr |
| Apr 30, 3:05 PM MDT | Winter Storm Watch | PUB | Chaffee, Conejos, El Paso, Lake, Mineral, Rio Grande and 2 more | 24 hr |
| Apr 30, 3:21 PM MDT | Fire Weather Watch | PUB | Baca, Bent, Las Animas, Otero, Prowers | 24 hr |
| Apr 30, 3:21 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Conejos, Costilla, Huerfano, Las Animas and 3 more | 29 hr |
| Apr 30, 3:47 PM MDT | Special Weather Statement | BOU | Weld | 43 min |
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 | 7 |
| Winter | |
| Blizzard Warning | 2 |
| Winter Storm Warning | 6 |
| Winter Storm Watch | 5 |
| Winter Weather Advisory | 12 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 2 |
| Wind and dust | |
| Dust Storm Warning | 2 |
| High Wind Warning | 10 |
| High Wind Watch | 10 |
| Blowing Dust Advisory | 1 |
| Wind Advisory | 3 |
| Fire | |
| Red Flag Warning | 36 |
| Fire Weather Watch | 18 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Saguache County30
- Las Animas County28
- Costilla County26
- Alamosa County25
- Conejos County25
- Huerfano County25
- Pueblo County25
- Rio Grande County25
- El Paso County22
- Baca County21
- Fremont County21
- Cheyenne County21
- Kit Carson County21
- Garfield County21
- Custer County20
- Montrose County20
- Yuma County19
- Crowley County18
- Otero County18
- Prowers County18
- Mesa County18
- San Miguel County18
- Bent County17
- Kiowa County17
- Elbert County17
- Lincoln County16
- Dolores County16
- Montezuma County16
- Delta County15
- Teller County14
- Park County14
- Chaffee County14
- La Plata County13
- Clear Creek County13
- Douglas County13
- Gilpin County13
- Jefferson County13
- Lake County13
- Archuleta County12
- Hinsdale County12
24 more counties
- Weld County11
- Moffat County11
- Rio Blanco County11
- Adams County11
- Arapahoe County11
- Boulder County11
- Larimer County11
- Morgan County10
- Washington County10
- San Juan County10
- Gunnison County10
- Logan County9
- Sedgwick County9
- Phillips County8
- Eagle County8
- Pitkin County8
- Ouray County7
- Routt County7
- Broomfield County7
- Grand County7
- Jackson County7
- Summit County7
- Denver County6
- Mineral County3
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.