Alert archive / Colorado / Winter Storm Warnings / 2019
Winter Storm Warnings in Colorado, December 2019
7 winter storm warnings in December 2019. 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 warnings reaches back to 2005.
Winter Storm Warnings by county
Each county as a circle sized by its count in December 2019. Tap one for its archive.
- Winter Storm Warnings
- 7
- Busiest day
- December 12, 20193 winter storm warnings
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 |
|---|---|---|---|---|
| Dec 7, 1:34 PM MST | Winter Storm Warning | PUB | Conejos, Mineral, Rio Grande | 38 hr |
| Dec 12, 4:09 AM MST | Winter Storm Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 11 more | 4 days |
| Dec 12, 4:10 AM MST | Winter Storm Warning | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 67 hr |
| Dec 12, 4:12 AM MST | Winter Storm Warning | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more | 4 days |
| Dec 26, 2:40 AM MST | Winter Storm Warning | GJT | Archuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more | 50 hr |
| Dec 26, 4:04 AM MST | Winter Storm Warning | PUB | Alamosa, Conejos, Costilla, Custer, El Paso, Fremont and 5 more | 66 hr |
| Dec 27, 1:57 PM MST | Winter Storm Warning | BOU | Adams, Arapahoe, Douglas, Elbert, Lincoln, Logan and 3 more | 34 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Conejos County3
- Mineral County3
- Rio Grande County3
- Archuleta County2
- Dolores County2
- Hinsdale County2
- La Plata County2
- Montezuma County2
- San Juan County2
- San Miguel County2
- Alamosa County2
- Costilla County2
- Custer County2
- El Paso County2
- Fremont County2
- Huerfano County2
- Las Animas County2
- Saguache County2
- Delta County1
- Eagle County1
- Garfield County1
- Gunnison County1
- Moffat County1
- Montrose County1
- Ouray County1
- Pitkin County1
- Rio Blanco County1
- Routt County1
- Boulder County1
- Clear Creek County1
- Gilpin County1
- Grand County1
- Jackson County1
- Jefferson County1
- Larimer County1
- Park County1
- Summit County1
- Chaffee County1
- Lake County1
- Pueblo County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20182020
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.