Alert archive / Colorado / Summit County
Weather alerts in Summit County, Colorado, 2009
43 weather alerts in 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Summit County and its neighbors
Each county as a circle sized by its count in 2009. Tap one for its archive.
- Alerts
- 43
- Warnings
- 10
- Watches
- 8
- Advisories
- 23
- Busiest month
- March11 alerts
- Busiest day
- January 24, 20092 alerts
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 |
|---|---|---|---|
| Jan 5, 3:55 PM MST | High Wind Watch | BOU | 24 hr |
| Jan 6, 4:48 AM MST | Winter Weather Advisory | BOU | 26 hr |
| Jan 7, 6:43 AM MST | Winter Storm Warning | BOU | 10 hr |
| Jan 12, 12:58 AM MST | Winter Weather Advisory | BOU | 15 hr |
| Jan 24, 3:39 AM MST | Winter Storm Warning | BOU | 68 hr |
| Jan 24, 3:39 AM MST | Winter Weather Advisory | BOU | 68 hr |
| Jan 28, 3:30 AM MST | Winter Weather Advisory | BOU | 30 hr |
| Feb 26, 3:11 PM MST | Winter Weather Advisory | BOU | 24 hr |
| Mar 9, 4:11 AM MDT | Winter Weather Advisory | BOU | 32 hr |
| Mar 21, 2:39 PM MDT | Winter Storm Watch | BOU | 14 hr |
| Mar 22, 4:38 AM MDT | Winter Storm Warning | BOU | 49 hr |
| Mar 22, 4:38 AM MDT | Winter Weather Advisory | BOU | 33 hr |
| Mar 24, 3:59 PM MDT | Winter Storm Watch | BOU | 20 hr |
| Mar 25, 11:47 AM MDT | Winter Storm Warning | BOU | 29 hr |
| Mar 25, 4:47 PM MDT | Winter Weather Advisory | BOU | 24 hr |
| Mar 26, 10:35 AM MDT | Mesoscale Discussion | SPC | 5 hr |
| Mar 26, 4:46 PM MDT | Winter Weather Advisory | BOU | 13 hr |
| Mar 29, 4:09 AM MDT | Winter Weather Advisory | BOU | 44 hr |
| Mar 31, 4:27 AM MDT | Winter Weather Advisory | BOU | 44 hr |
| Apr 2, 4:20 AM MDT | Winter Storm Watch | BOU | 32 hr |
| Apr 3, 4:22 AM MDT | Winter Storm Warning | BOU | 32 hr |
| Apr 3, 4:22 AM MDT | Winter Weather Advisory | BOU | 32 hr |
| Apr 4, 12:13 PM MDT | Winter Weather Advisory | BOU | 6 hr |
| Apr 15, 4:18 AM MDT | Winter Storm Watch | BOU | 31 hr |
| Apr 16, 4:41 AM MDT | Winter Storm Warning | BOU | 61 hr |
| Jun 1, 5:45 PM MDT | Areal Flood Advisory | BOU | 6 days |
| Jun 26, 4:19 PM MDT | Areal Flood Advisory | BOU | 72 hr |
| Jul 2, 3:58 PM MDT | Areal Flood Advisory | BOU | 37 hr |
| Jul 6, 1:40 PM MDT | Mesoscale Discussion | SPC | 95 min |
| Sep 22, 4:31 AM MDT | Winter Storm Watch | BOU | 9 hr |
| Sep 22, 1:06 PM MDT | Winter Storm Warning | BOU | 16 hr |
| Sep 30, 4:45 AM MDT | Winter Weather Advisory | BOU | 22 hr |
| Oct 26, 3:15 PM MDT | Winter Storm Watch | BOU | 12 hr |
| Oct 27, 3:26 AM MDT | Winter Storm Warning | BOU | 69 hr |
| Oct 27, 4:16 PM MDT | Winter Weather Advisory | BOU | 48 hr |
| Nov 12, 4:48 AM MST | Winter Weather Advisory | BOU | 39 hr |
| Nov 13, 5:06 AM MST | Winter Storm Watch | BOU | 34 hr |
| Nov 14, 10:57 AM MST | Winter Storm Warning | BOU | 26 hr |
| Dec 5, 10:22 AM MST | Winter Weather Advisory | BOU | 24 hr |
| Dec 7, 5:21 AM MST | Winter Weather Advisory | BOU | 47 hr |
| Dec 9, 4:31 AM MST | Wind Chill Warning | BOU | 28 hr |
| Dec 12, 2:41 PM MST | Winter Weather Advisory | BOU | 42 hr |
| Dec 21, 7:53 PM MST | Winter Weather Advisory | BOU | 61 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Mesoscale Discussion | 2 |
| Flooding | |
| Areal Flood Advisory | 3 |
| Winter | |
| Winter Storm Warning | 9 |
| Winter Storm Watch | 7 |
| Winter Weather Advisory | 20 |
| Cold | |
| Wind Chill Warning | 1 |
| Wind and dust | |
| High Wind Watch | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe 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. Rebuilt daily.