Alert archive / Colorado / Summit County / Winter Weather Advisories
Winter Weather Advisories in Summit County, Colorado, 2021
15 winter weather advisories in 2021. An alert counts here when it covered this county. The archive of winter weather advisories reaches back to 2005.
Summit County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Winter Weather Advisories
- 15
- Busiest month
- December5 winter weather advisories
- Busiest day
- February 2, 20211 winter weather advisories
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 | Lasted |
|---|---|---|---|
| Feb 2, 3:09 AM MST | Winter Weather Advisory | BOU | 53 hr |
| Feb 4, 2:39 PM MST | Winter Weather Advisory | BOU | 38 hr |
| Feb 12, 8:46 PM MST | Winter Weather Advisory | BOU | 40 hr |
| Feb 19, 2:08 PM MST | Winter Weather Advisory | BOU | 39 hr |
| Mar 3, 2:40 PM MST | Winter Weather Advisory | BOU | 33 hr |
| Mar 12, 2:17 PM MST | Winter Weather Advisory | BOU | 63 hr |
| Apr 13, 2:55 AM MDT | Winter Weather Advisory | BOU | 27 hr |
| Apr 14, 3:03 PM MDT | Winter Weather Advisory | BOU | 45 hr |
| Apr 18, 1:56 PM MDT | Winter Weather Advisory | BOU | 37 hr |
| Nov 1, 9:09 AM MDT | Winter Weather Advisory | BOU | 36 hr |
| Dec 8, 11:25 AM MST | Winter Weather Advisory | BOU | 54 hr |
| Dec 14, 11:54 AM MST | Winter Weather Advisory | BOU | 32 hr |
| Dec 22, 2:33 PM MST | Winter Weather Advisory | BOU | 66 hr |
| Dec 25, 1:48 PM MST | Winter Weather Advisory | BOU | 66 hr |
| Dec 30, 3:00 AM MST | Winter Weather Advisory | BOU | 11 hr |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20202022
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.