Alert archive / Colorado / Winter Storm Warnings / 2018
Winter Storm Warnings in Colorado, January 2018
6 winter storm warnings in January 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 warnings reaches back to 2005.
Winter Storm Warnings by county
Each county as a circle sized by its count in January 2018. Tap one for its archive.
- Winter Storm Warnings
- 6
- Busiest day
- January 20, 20183 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 |
|---|---|---|---|---|
| Jan 8, 9:00 PM MST | Winter Storm Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 48 hr |
| Jan 9, 3:48 AM MST | Winter Storm Warning | PUB | Conejos, Mineral, Rio Grande | 44 hr |
| Jan 20, 2:04 AM MST | Winter Storm Warning | GLD | Cheyenne, Kit Carson, Yuma | 24 hr |
| Jan 20, 4:22 AM MST | Winter Storm Warning | PUB | El Paso | 37 hr |
| Jan 20, 5:24 AM MST | Winter Storm Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 16 more | 36 hr |
| Jan 21, 11:24 AM MST | Winter Storm Warning | GJT | Gunnison, Hinsdale, Montrose, Ouray, San Miguel | 10 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Gunnison County2
- Hinsdale County2
- Montrose County2
- Ouray County2
- San Miguel County2
- Archuleta County1
- Delta County1
- Dolores County1
- Eagle County1
- Garfield County1
- La Plata County1
- Mesa County1
- Moffat County1
- Montezuma County1
- Pitkin County1
- Rio Blanco County1
- Routt County1
- San Juan County1
- Conejos County1
- Mineral County1
- Rio Grande County1
- Cheyenne County1
- Kit Carson County1
- Yuma County1
- El Paso County1
- Adams County1
- Arapahoe County1
- Boulder County1
- Broomfield County1
- Clear Creek County1
- Denver County1
- Douglas County1
- Elbert County1
- Gilpin County1
- Grand County1
- Jackson County1
- Jefferson County1
- Larimer County1
- Lincoln County1
- Logan County1
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.