Alert archive / Colorado / Winter Storm Warnings / 2009
Winter Storm Warnings in Colorado, April 2009
12 winter storm warnings in April 2009. 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 April 2009. Tap one for its archive.
- Winter Storm Warnings
- 12
- Busiest day
- April 3, 20093 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 |
|---|---|---|---|---|
| Apr 2, 3:45 PM MDT | Winter Storm Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 56 hr |
| Apr 3, 2:10 AM MDT | Winter Storm Warning | GLD | Yuma | 38 hr |
| Apr 3, 3:59 AM MDT | Winter Storm Warning | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 38 hr |
| Apr 3, 4:22 AM MDT | Winter Storm Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 10 more | 32 hr |
| Apr 10, 10:20 AM MDT | Winter Storm Warning | GJT | Archuleta, Delta, Dolores, Gunnison, Hinsdale, La Plata and 5 more | 56 hr |
| Apr 10, 3:25 PM MDT | Winter Storm Warning | PUB | Conejos, Mineral, Rio Grande, Saguache | 39 hr |
| Apr 12, 8:06 AM MDT | Winter Storm Warning | PUB | Alamosa, Chaffee, Costilla, Custer, Fremont, Huerfano and 3 more | 13 hr |
| Apr 14, 12:31 PM MDT | Winter Storm Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 4 days |
| Apr 14, 3:24 PM MDT | Winter Storm Warning | PUB | Conejos, Mineral, Rio Grande, Saguache | 37 hr |
| Apr 15, 3:24 PM MDT | Winter Storm Warning | PUB | Alamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 6 more | 69 hr |
| Apr 16, 4:41 AM MDT | Winter Storm Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 10 more | 61 hr |
| Apr 25, 3:10 PM MDT | Winter Storm Warning | GJT | Eagle, Garfield, Moffat, Rio Blanco, Routt | 39 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Saguache County5
- Archuleta County3
- Delta County3
- Dolores County3
- Eagle County3
- Garfield County3
- Gunnison County3
- Hinsdale County3
- La Plata County3
- Moffat County3
- Montezuma County3
- Montrose County3
- Ouray County3
- Rio Blanco County3
- Routt County3
- San Juan County3
- San Miguel County3
- Chaffee County3
- Conejos County3
- Mineral County3
- Rio Grande County3
- Mesa County2
- Pitkin County2
- Lake County2
- Adams County2
- Arapahoe County2
- Boulder County2
- Broomfield County2
- Clear Creek County2
- Denver County2
- Douglas County2
- Elbert County2
- Gilpin County2
- Grand County2
- Jackson County2
- Jefferson County2
- Larimer County2
- Park County2
- Summit County2
- Weld County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.