Alert archive / Colorado / 2017
Weather alerts in Colorado, September 2017
139 weather alerts in September 2017, 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 September 2017. Tap one for its archive.
- Alerts
- 139
- Warnings
- 22
- Watches
- 8
- Advisories
- 14
- Busiest day
- September 30, 201717 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 |
|---|---|---|---|---|
| Aug 31, 6:56 PM MDT | Special Weather Statement | PUB | El Paso, Pueblo | 49 min |
| Sep 1, 7:52 AM MDT | Dense Fog Advisory | GJT | Routt | 2 hr |
| Sep 1, 1:44 PM MDT | Special Weather Statement | PUB | Las Animas | 31 min |
| Sep 1, 2:16 PM MDT | Special Weather Statement | PUB | Las Animas | 14 min |
| Sep 1, 2:27 PM MDT | Special Weather Statement | ABQ | Las Animas | 33 min |
| Sep 1, 3:32 PM MDT | Special Weather Statement | PUB | Conejos | 13 min |
| Sep 1, 4:02 PM MDT | Special Weather Statement | PUB | Las Animas | 28 min |
| Sep 1, 6:29 PM MDT | Special Weather Statement | PUB | Otero | 31 min |
| Sep 3, 5:28 PM MDT | Special Weather Statement | PUB | Costilla | 32 min |
| Sep 7, 2:47 PM MDT | Special Weather Statement | PUB | Las Animas | 28 min |
| Sep 7, 3:18 PM MDT | Special Weather Statement | PUB | Las Animas | 42 min |
| Sep 7, 3:45 PM MDT | Areal Flood Advisory | PUB | Custer, Pueblo | 2 hr |
| Sep 7, 4:01 PM MDT | Special Weather Statement | PUB | Las Animas | 14 min |
| Sep 7, 5:21 PM MDT | Special Weather Statement | PUB | Pueblo | 39 min |
| Sep 9, 5:04 PM MDT | Special Weather Statement | GLD | Yuma | 41 min |
| Sep 9, 6:35 PM MDT | Special Weather Statement | GLD | Yuma | 40 min |
| Sep 10, 3:51 PM MDT | Special Weather Statement | PUB | Custer | 24 min |
| Sep 10, 4:23 PM MDT | Special Weather Statement | PUB | Custer | 22 min |
| Sep 10, 4:39 PM MDT | Special Weather Statement | PUB | Custer | 51 min |
| Sep 10, 4:47 PM MDT | Areal Flood Advisory | PUB | Custer | 118 min |
| Sep 10, 5:21 PM MDT | Areal Flood Advisory | PUB | Custer, Fremont, Pueblo | 114 min |
| Sep 11, 3:36 PM MDT | Special Weather Statement | PUB | El Paso | 24 min |
| Sep 11, 3:39 PM MDT | Special Weather Statement | PUB | Huerfano | 36 min |
| Sep 11, 3:46 PM MDT | Special Weather Statement | PUB | Fremont | 29 min |
| Sep 12, 6:10 PM MDT | Areal Flood Advisory | PUB | Custer, Fremont, Saguache | 3 hr |
| Sep 13, 4:51 PM MDT | Special Weather Statement | PUB | Crowley | 39 min |
| Sep 13, 5:03 PM MDT | Special Weather Statement | PUB | Kiowa | 42 min |
| Sep 13, 6:23 PM MDT | Special Weather Statement | GJT | Mesa | 52 min |
| Sep 13, 8:26 PM MDT | Special Weather Statement | PUB | Prowers | 49 min |
| Sep 14, 3:09 PM MDT | Special Weather Statement | GJT | 51 min | |
| Sep 14, 4:03 PM MDT | Special Weather Statement | BOU | Arapahoe, Douglas | 42 min |
| Sep 14, 4:05 PM MDT | Special Weather Statement | GJT | Mesa | 40 min |
| Sep 14, 4:25 PM MDT | Special Weather Statement | PUB | El Paso | 65 min |
| Sep 14, 4:57 PM MDT | Special Weather Statement | GJT | Pitkin | 48 min |
| Sep 14, 5:03 PM MDT | Special Weather Statement | GJT | Moffat | 42 min |
| Sep 14, 5:06 PM MDT | Special Weather Statement | GJT | Montezuma | 39 min |
| Sep 14, 5:20 PM MDT | Special Weather Statement | BOU | Adams | 40 min |
| Sep 14, 5:41 PM MDT | Special Weather Statement | GJT | Dolores, San Miguel | 49 min |
| Sep 14, 5:44 PM MDT | Special Weather Statement | GJT | Eagle | 46 min |
| Sep 14, 5:49 PM MDT | Special Weather Statement | GLD | Kit Carson | 11 min |
| Sep 14, 5:58 PM MDT | Special Weather Statement | GJT | Mesa | 47 min |
| Sep 14, 6:26 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson, Yuma | 49 min |
| Sep 14, 6:49 PM MDT | Special Weather Statement | GJT | Delta | 41 min |
| Sep 14, 6:53 PM MDT | Special Weather Statement | GJT | La Plata | 52 min |
| Sep 14, 7:08 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 37 min |
| Sep 15, 4:52 PM MDT | Special Weather Statement | GJT | Mesa | 23 min |
| Sep 15, 5:26 PM MDT | Special Weather Statement | GJT | Mesa | 49 min |
| Sep 15, 10:50 PM MDT | Special Weather Statement | BOU | Broomfield | 25 min |
| Sep 16, 12:30 AM MDT | Special Weather Statement | BOU | Morgan | 45 min |
| Sep 16, 1:19 AM MDT | Special Weather Statement | BOU | Logan | 41 min |
| Sep 16, 2:03 AM MDT | Special Weather Statement | BOU | Sedgwick | 42 min |
| Sep 16, 2:43 AM MDT | Special Weather Statement | BOU | Sedgwick | 32 min |
| Sep 17, 11:47 AM MDT | Special Weather Statement | PUB | Fremont | 28 min |
| Sep 17, 1:30 PM MDT | Special Weather Statement | PUB | Huerfano | 30 min |
| Sep 17, 1:35 PM MDT | Special Weather Statement | PUB | Las Animas | 85 min |
| Sep 17, 1:54 PM MDT | Special Weather Statement | PUB | Costilla | 96 min |
| Sep 17, 2:10 PM MDT | Special Weather Statement | PUB | Las Animas | 95 min |
| Sep 17, 2:32 PM MDT | Special Weather Statement | BOU | Jefferson | 43 min |
| Sep 17, 2:41 PM MDT | Severe Thunderstorm Watch | SPC | Baca, Bent, Huerfano, Las Animas, Otero, Prowers and 1 more | 7 hr |
| Sep 17, 3:25 PM MDT | Special Weather Statement | PUB | Las Animas | 50 min |
| Sep 17, 3:32 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 43 min |
| Sep 17, 3:51 PM MDT | Special Weather Statement | PUB | Las Animas | 54 min |
| Sep 17, 3:53 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 37 min |
| Sep 17, 4:29 PM MDT | Special Weather Statement | PUB | Baca | 31 min |
| Sep 17, 4:36 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 26 min |
| Sep 17, 4:42 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Las Animas | 37 min |
| Sep 17, 4:44 PM MDT | Mesoscale Discussion | SPC | Baca, Bent, Crowley, Las Animas, Otero | 91 min |
| Sep 17, 5:11 PM MDT | Special Weather Statement | BOU | Adams | 49 min |
| Sep 17, 6:05 PM MDT | Special Weather Statement | PUB | Las Animas | 25 min |
| Sep 17, 6:31 PM MDT | Special Weather Statement | ABQ | Las Animas | 44 min |
| Sep 17, 6:35 PM MDT | Special Weather Statement | PUB | Las Animas | 25 min |
| Sep 17, 7:00 PM MDT | Special Weather Statement | PUB | 30 min | |
| Sep 17, 7:42 PM MDT | Special Weather Statement | PUB | 33 min | |
| Sep 17, 9:55 PM MDT | Special Weather Statement | PUB | Baca | 65 min |
| Sep 18, 1:43 AM MDT | Fire Weather Watch | GLD | Cheyenne, Kit Carson, Yuma | 11 hr |
| Sep 18, 3:22 AM MDT | Fire Weather Watch | BOU | Arapahoe, Boulder, Clear Creek, Douglas, Elbert, Gilpin and 4 more | 7 hr |
| Sep 18, 10:47 AM MDT | Fire Weather Watch | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 7 more | 16 hr |
| Sep 18, 10:47 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 15 more | 33 hr |
| Sep 18, 12:26 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 31 hr |
| Sep 18, 2:52 PM MDT | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Fremont, Huerfano and 6 more | 27 hr |
| Sep 18, 9:33 PM MDT | Wind Advisory | GJT | Eagle, Garfield, Mesa, Moffat, Pitkin, Rio Blanco and 1 more | 21 hr |
| Sep 20, 2:13 AM MDT | Fire Weather Watch | GLD | Cheyenne, Kit Carson, Yuma | 9 hr |
| Sep 20, 5:07 AM MDT | Fire Weather Watch | BOU | Adams, Arapahoe, Douglas, Elbert, Lincoln, Washington | 8 hr |
| Sep 20, 11:26 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 32 hr |
| Sep 20, 1:20 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Douglas, Elbert, Lincoln, Washington | 30 hr |
| Sep 20, 2:58 PM MDT | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 28 hr |
| Sep 20, 3:10 PM MDT | Red Flag Warning | GJT | Dolores, La Plata, Montezuma, Montrose, San Miguel | 30 hr |
| Sep 20, 3:11 PM MDT | Wind Advisory | GJT | Dolores, Eagle, Garfield, Mesa, Moffat, Montrose and 4 more | 30 hr |
| Sep 21, 9:50 PM MDT | Red Flag Warning | PUB | Crowley, El Paso, Huerfano, Las Animas, Otero, Pueblo | 21 hr |
| Sep 22, 4:58 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Douglas, Elbert, Lincoln, Morgan and 1 more | 14 hr |
| Sep 23, 12:42 AM MDT | Special Weather Statement | GLD | Yuma | 33 min |
| Sep 23, 5:35 AM MDT | Special Weather Statement | PUB | Las Animas | 55 min |
| Sep 23, 7:41 AM MDT | Special Weather Statement | PUB | Otero | 49 min |
| Sep 23, 8:06 AM MDT | Special Weather Statement | PUB | Otero | 39 min |
| Sep 23, 8:30 AM MDT | Special Weather Statement | PUB | Crowley | 45 min |
| Sep 23, 8:49 AM MDT | Special Weather Statement | PUB | Crowley | 41 min |
| Sep 23, 9:06 AM MDT | Special Weather Statement | PUB | Kiowa | 39 min |
| Sep 23, 9:19 AM MDT | Special Weather Statement | GLD | Cheyenne | 26 min |
| Sep 23, 9:44 AM MDT | Special Weather Statement | GLD | Cheyenne | 31 min |
| Sep 23, 10:51 AM MDT | Special Weather Statement | GLD | Kit Carson, Yuma | 39 min |
| Sep 23, 12:14 PM MDT | Winter Weather Advisory | GJT | Delta, Eagle, Garfield, Gunnison, Mesa, Moffat and 3 more | 9 hr |
| Sep 23, 1:16 PM MDT | Special Weather Statement | PUB | Prowers | 44 min |
| Sep 23, 2:36 PM MDT | Special Weather Statement | PUB | Prowers | 24 min |
| Sep 23, 2:47 PM MDT | Special Weather Statement | PUB | Kiowa | 28 min |
| Sep 23, 3:15 PM MDT | Special Weather Statement | PUB | Prowers | 30 min |
| Sep 23, 3:23 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa, Prowers | 37 min |
| Sep 23, 6:27 PM MDT | Areal Flood Advisory | PUB | El Paso | 2 hr |
| Sep 23, 7:49 PM MDT | Areal Flood Advisory | PUB | Custer, Pueblo | 3 hr |
| Sep 24, 8:47 AM MDT | Freeze Warning | GJT | Archuleta, Dolores, Eagle, Garfield, La Plata, Mesa and 6 more | 24 hr |
| Sep 24, 3:15 PM MDT | Freeze Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 18 hr |
| Sep 24, 6:08 PM MDT | Special Weather Statement | PUB | Baca | 37 min |
| Sep 24, 6:48 PM MDT | Special Weather Statement | PUB | Prowers | 42 min |
| Sep 24, 10:28 PM MDT | Special Weather Statement | GLD | Yuma | 32 min |
| Sep 24, 11:03 PM MDT | Special Weather Statement | GLD | Yuma | 27 min |
| Sep 24, 11:08 PM MDT | Areal Flood Advisory | PUB | Baca, Prowers | 3 hr |
| Sep 25, 2:12 AM MDT | Special Weather Statement | PUB | Baca | 93 min |
| Sep 25, 2:46 PM MDT | Freeze Warning | GJT | Archuleta, Dolores, Eagle, Garfield, La Plata, Mesa and 6 more | 18 hr |
| Sep 25, 3:17 PM MDT | Freeze Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 17 hr |
| Sep 25, 9:30 PM MDT | Special Weather Statement | PUB | El Paso | 45 min |
| Sep 27, 3:30 AM MDT | Winter Weather Advisory | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 8 more | 30 hr |
| Sep 27, 4:14 AM MDT | Winter Weather Advisory | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more | 32 hr |
| Sep 28, 7:08 AM MDT | Dense Fog Advisory | GJT | Delta, Gunnison, Mesa, Montrose, Ouray, San Miguel | 3 hr |
| Sep 30, 7:18 AM MDT | Special Weather Statement | GJT | Montezuma | 42 min |
| Sep 30, 7:57 AM MDT | Special Weather Statement | GJT | Dolores | 33 min |
| Sep 30, 1:20 PM MDT | Special Weather Statement | GJT | Pitkin | 40 min |
| Sep 30, 1:40 PM MDT | Special Weather Statement | GJT | Delta | 50 min |
| Sep 30, 2:14 PM MDT | Special Weather Statement | ABQ | Archuleta | 31 min |
| Sep 30, 2:45 PM MDT | Special Weather Statement | PUB | Las Animas | 45 min |
| Sep 30, 3:07 PM MDT | Winter Storm Watch | BOU | Boulder, Grand, Jackson, Larimer | 20 hr |
| Sep 30, 3:31 PM MDT | Special Weather Statement | PUB | Otero | 44 min |
| Sep 30, 3:39 PM MDT | Winter Storm Watch | GJT | Eagle, Garfield, Mesa, Pitkin, Rio Blanco | 6 hr |
| Sep 30, 3:39 PM MDT | Winter Storm Warning | GJT | Eagle, Garfield, Mesa, Moffat, Pitkin, Rio Blanco and 1 more | 55 hr |
| Sep 30, 3:57 PM MDT | Special Weather Statement | PUB | Bent | 33 min |
| Sep 30, 4:08 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Kiowa, Otero | 52 min |
| Sep 30, 4:16 PM MDT | Special Weather Statement | PUB | Otero | 59 min |
| Sep 30, 4:36 PM MDT | Mesoscale Discussion | SPC | Baca, Bent, Cheyenne, Crowley, Elbert, Kiowa and 10 more | 2 hr |
| Sep 30, 4:57 PM MDT | Special Weather Statement | PUB | Kiowa | 93 min |
| Sep 30, 5:17 PM MDT | Special Weather Statement | PUB | Baca | 88 min |
| Sep 30, 5:26 PM MDT | Special Weather Statement | GJT | Rio Blanco | 49 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 | |
| Severe Thunderstorm Warning | 8 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 93 |
| Flooding | |
| Areal Flood Advisory | 7 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 3 |
| Cold | |
| Freeze Warning | 4 |
| Wind and dust | |
| Wind Advisory | 2 |
| Fire | |
| Red Flag Warning | 9 |
| Fire Weather Watch | 5 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Las Animas County25
- Yuma County13
- Mesa County13
- Otero County12
- Baca County12
- Prowers County11
- Pueblo County10
- El Paso County9
- Custer County9
- Kiowa County9
- Pitkin County9
- Eagle County9
- Crowley County8
- Arapahoe County8
- Adams County8
- Kit Carson County8
- Garfield County8
- Rio Blanco County8
- Routt County7
- Huerfano County7
- Douglas County7
- Moffat County7
- Dolores County7
- San Miguel County7
- Bent County7
- Cheyenne County7
- Fremont County6
- Montezuma County6
- Elbert County6
- Lincoln County6
- Washington County6
- Costilla County5
- Delta County5
- La Plata County5
- Morgan County5
- Sedgwick County5
- Montrose County5
- Conejos County4
- Saguache County4
- Logan County4
24 more counties
- Jefferson County4
- Boulder County4
- Archuleta County4
- Broomfield County3
- Larimer County3
- Phillips County3
- Gunnison County3
- Alamosa County3
- Rio Grande County3
- Clear Creek County2
- Gilpin County2
- Park County2
- Denver County2
- Weld County2
- Grand County2
- Teller County2
- Ouray County2
- Summit County1
- Hinsdale County1
- San Juan County1
- Chaffee County1
- Lake County1
- Mineral County1
- Jackson County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20162018
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.