Alert archive / Colorado / Winter Storm Watches
Winter Storm Watches in Colorado, 2018
36 winter storm watches in 2018. 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 storm watches reaches back to 2005.
Winter Storm Watches by county
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Winter Storm Watches
- 36
- Busiest month
- January8 winter storm watches
- Busiest day
- January 19, 20186 winter storm watches
Over time
By month
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 |
|---|---|---|---|---|
| Jan 8, 2:52 PM MST | Winter Storm Watch | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 6 hr |
| Jan 8, 3:04 PM MST | Winter Storm Watch | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 13 hr |
| Jan 19, 4:13 AM MST | Winter Storm Watch | PUB | Conejos, Mineral, Rio Grande, Saguache | 11 hr |
| Jan 19, 8:41 AM MST | Winter Storm Watch | GJT | Archuleta, Dolores, Gunnison, Hinsdale, La Plata, Montezuma and 4 more | 6 hr |
| Jan 19, 1:30 PM MST | Winter Storm Watch | GLD | Kit Carson, Yuma | 13 hr |
| Jan 19, 1:54 PM MST | Winter Storm Watch | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 16 more | 16 hr |
| Jan 19, 2:54 PM MST | Winter Storm Watch | GJT | Delta, Eagle, Garfield, Gunnison, Moffat, Montrose and 3 more | 6 hr |
| Jan 19, 3:16 PM MST | Winter Storm Watch | PUB | Chaffee, El Paso, Fremont, Lake, Saguache, Teller | 13 hr |
| Feb 13, 9:52 PM MST | Winter Storm Watch | GJT | Delta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more | 6 hr |
| Feb 17, 4:07 AM MST | Winter Storm Watch | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 24 hr |
| Feb 17, 4:23 AM MST | Winter Storm Watch | PUB | Conejos, Mineral, Rio Grande | 11 hr |
| Feb 17, 3:26 PM MST | Winter Storm Watch | BOU | Grand, Jackson | 23 hr |
| Feb 22, 2:29 PM MST | Winter Storm Watch | GLD | Yuma | 12 hr |
| Feb 22, 3:37 PM MST | Winter Storm Watch | BOU | Logan, Phillips, Sedgwick, Washington | 12 hr |
| Mar 25, 3:07 PM MDT | Winter Storm Watch | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more | 13 hr |
| Apr 12, 2:45 AM MDT | Winter Storm Watch | GLD | Yuma | 10 hr |
| Apr 12, 4:29 AM MDT | Winter Storm Watch | BOU | Logan, Phillips, Sedgwick, Washington | 5 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 30, 3:05 PM MDT | Winter Storm Watch | PUB | Chaffee, Conejos, El Paso, Lake, Mineral, Rio Grande and 2 more | 24 hr |
| May 1, 3:40 AM MDT | Winter Storm Watch | BOU | Boulder, Grand, Jackson, Larimer | 12 hr |
| May 18, 3:48 AM MDT | Winter Storm Watch | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 11 hr |
| Oct 12, 3:00 PM MDT | Winter Storm Watch | PUB | Alamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 5 more | 13 hr |
| Oct 13, 4:15 AM MDT | Winter Storm Watch | PUB | Conejos, Mineral, Rio Grande, Saguache | 11 hr |
| Oct 29, 4:04 AM MDT | Winter Storm Watch | PUB | Alamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 5 more | 24 hr |
| Nov 10, 4:03 AM MST | Winter Storm Watch | PUB | Alamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 5 more | 11 hr |
| Nov 21, 2:35 PM MST | Winter Storm Watch | PUB | Chaffee, Lake, Saguache | 24 hr |
| Nov 21, 2:50 PM MST | Winter Storm Watch | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 25 hr |
| Nov 21, 3:16 PM MST | Winter Storm Watch | GJT | Delta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more | 37 hr |
| Dec 23, 1:45 PM MST | Winter Storm Watch | GJT | Archuleta, Dolores, Gunnison, Hinsdale, La Plata, Montezuma and 4 more | 24 hr |
| Dec 23, 2:40 PM MST | Winter Storm Watch | PUB | Conejos, Mineral, Rio Grande | 25 hr |
| Dec 24, 1:08 PM MST | Winter Storm Watch | GLD | Cheyenne, Kit Carson, Yuma | 15 hr |
| Dec 25, 4:53 AM MST | Winter Storm Watch | BOU | Elbert, Lincoln, Logan, Phillips, Sedgwick, Washington | 23 hr |
| Dec 27, 2:51 AM MST | Winter Storm Watch | GJT | Archuleta, Dolores, La Plata, Montezuma, San Miguel | 12 hr |
| Dec 29, 2:47 PM MST | Winter Storm Watch | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, Fremont and 6 more | 24 hr |
| Dec 30, 3:40 AM MST | Winter Storm Watch | GJT | Archuleta, La Plata | 12 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Saguache County12
- Chaffee County10
- Conejos County9
- Mineral County9
- Rio Grande County9
- Gunnison County7
- Montrose County7
- El Paso County7
- Fremont County7
- Teller County7
- Archuleta County6
- La Plata County6
- Lake County6
- Grand County6
- Jackson County6
- Alamosa County6
- Costilla County6
- Custer County6
- Huerfano County6
- Las Animas County6
- Pueblo County6
- Delta County5
- Dolores County5
- Eagle County5
- Garfield County5
- Moffat County5
- Montezuma County5
- Pitkin County5
- Rio Blanco County5
- Routt County5
- San Miguel County5
- Boulder County5
- Larimer County5
- Hinsdale County4
- Mesa County4
- Ouray County4
- San Juan County4
- Yuma County4
- Clear Creek County4
- Gilpin County4
The busiest days
Days with the most alerts issued, by UTC date.
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. Warning verification from the Mesonet's Cow. Rebuilt daily.