Alert archive / Colorado / Denver County
Weather alerts in Denver County, Colorado, 2012
82 weather alerts in 2012, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Denver County and its neighbors
Each county as a circle sized by its count in 2012. Tap one for its archive.
- Alerts
- 82
- Warnings
- 33
- Watches
- 15
- Advisories
- 13
- Busiest month
- June26 alerts
- Busiest day
- June 7, 201215 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 |
|---|---|---|---|
| Feb 1, 4:09 AM MST | Winter Storm Watch | BOU | 25 hr |
| Feb 2, 5:07 AM MST | Winter Storm Warning | BOU | 47 hr |
| Feb 2, 5:08 PM MST | Mesoscale Discussion | SPC | 4 hr |
| Feb 23, 4:37 AM MST | Winter Weather Advisory | BOU | 6 hr |
| Feb 29, 3:12 PM MST | Winter Weather Advisory | BOU | 38 hr |
| Mar 5, 11:39 PM MST | Red Flag Warning | BOU | 18 hr |
| Mar 16, 4:10 AM MDT | Fire Weather Watch | BOU | 11 hr |
| Mar 16, 3:07 PM MDT | Red Flag Warning | BOU | 29 hr |
| Mar 17, 7:38 PM MDT | Red Flag Warning | BOU | 26 hr |
| Mar 24, 2:09 PM MDT | Fire Weather Watch | BOU | 22 hr |
| Mar 25, 12:15 PM MDT | Red Flag Warning | BOU | 33 hr |
| Apr 5, 4:05 AM MDT | Fire Weather Watch | BOU | 12 hr |
| Apr 5, 3:38 PM MDT | Red Flag Warning | BOU | 28 hr |
| Apr 11, 4:44 PM MDT | Severe Thunderstorm Warning | BOU | 27 min |
| Apr 11, 4:56 PM MDT | Severe Thunderstorm Warning | BOU | 32 min |
| Apr 11, 5:06 PM MDT | Tornado Warning | BOU | 24 min |
| Apr 26, 8:41 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 2, 12:06 PM MDT | Special Weather Statement | BOU | 24 min |
| May 2, 1:24 PM MDT | Special Weather Statement | BOU | 36 min |
| May 2, 1:43 PM MDT | Special Weather Statement | BOU | 32 min |
| May 5, 9:29 PM MDT | Special Weather Statement | BOU | 46 min |
| May 5, 9:56 PM MDT | Severe Thunderstorm Warning | BOU | 49 min |
| May 5, 10:39 PM MDT | Severe Thunderstorm Warning | BOU | 51 min |
| May 17, 2:36 PM MDT | Fire Weather Watch | BOU | 13 hr |
| May 18, 4:05 AM MDT | Red Flag Warning | BOU | 16 hr |
| May 23, 9:09 PM MDT | Special Weather Statement | BOU | 36 min |
| May 25, 4:01 AM MDT | High Wind Watch | BOU | 23 hr |
| May 26, 2:39 AM MDT | High Wind Warning | BOU | 17 hr |
| Jun 2, 2:20 PM MDT | Severe Thunderstorm Warning | BOU | 40 min |
| Jun 2, 2:35 PM MDT | Severe Thunderstorm Warning | BOU | 40 min |
| Jun 3, 1:03 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 6, 12:54 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 6, 3:01 PM MDT | Tornado Watch | SPC | 8 hr |
| Jun 6, 6:47 PM MDT | Mesoscale Discussion | SPC | 58 min |
| Jun 6, 8:37 PM MDT | Mesoscale Discussion | SPC | 23 min |
| Jun 6, 8:38 PM MDT | Severe Thunderstorm Warning | BOU | 52 min |
| Jun 6, 11:34 PM MDT | Severe Thunderstorm Warning | BOU | 41 min |
| Jun 6, 11:50 PM MDT | Tornado Warning | BOU | 25 min |
| Jun 7, 12:16 AM MDT | Severe Thunderstorm Warning | BOU | 44 min |
| Jun 7, 12:30 AM MDT | Areal Flood Advisory | BOU | 90 min |
| Jun 7, 12:52 AM MDT | Flash Flood Warning | BOU | 3 hr |
| Jun 7, 12:56 AM MDT | Severe Thunderstorm Warning | BOU | 33 min |
| Jun 7, 1:39 AM MDT | Areal Flood Warning | BOU | 7 hr |
| Jun 7, 8:43 AM MDT | Areal Flood Advisory | BOU | 4 hr |
| Jun 7, 10:47 AM MDT | Flash Flood Watch | BOU | 13 hr |
| Jun 7, 11:46 AM MDT | Tornado Watch | SPC | 10 hr |
| Jun 7, 1:59 PM MDT | Mesoscale Discussion | SPC | 91 min |
| Jun 7, 5:52 PM MDT | Mesoscale Discussion | SPC | 53 min |
| Jun 15, 1:35 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 15, 2:33 PM MDT | Severe Thunderstorm Warning | BOU | 42 min |
| Jun 21, 3:16 PM MDT | Red Flag Warning | BOU | 54 hr |
| Jun 24, 2:54 PM MDT | Red Flag Warning | BOU | 30 hr |
| Jun 26, 5:43 PM MDT | Severe Thunderstorm Warning | BOU | 47 min |
| Jun 27, 1:25 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 7, 4:19 PM MDT | Areal Flood Advisory | BOU | 86 min |
| Jul 8, 5:05 AM MDT | Flash Flood Watch | BOU | 18 hr |
| Jul 9, 8:33 AM MDT | Areal Flood Advisory | BOU | 87 min |
| Jul 9, 9:32 AM MDT | Areal Flood Advisory | BOU | 88 min |
| Jul 9, 9:47 AM MDT | Areal Flood Advisory | BOU | 88 min |
| Jul 30, 3:45 PM MDT | Mesoscale Discussion | SPC | 60 min |
| Jul 31, 1:39 PM MDT | Special Weather Statement | BOU | 51 min |
| Jul 31, 2:05 PM MDT | Mesoscale Discussion | SPC | 55 min |
| Jul 31, 2:13 PM MDT | Special Weather Statement | BOU | 32 min |
| Aug 11, 7:11 PM MDT | Severe Thunderstorm Warning | BOU | 19 min |
| Aug 31, 9:15 AM MDT | Red Flag Warning | BOU | 11 hr |
| Sep 3, 5:42 PM MDT | Special Weather Statement | BOU | 63 min |
| Sep 8, 2:44 PM MDT | Fire Weather Watch | BOU | 13 hr |
| Sep 27, 2:09 PM MDT | Mesoscale Discussion | SPC | 66 min |
| Oct 3, 11:26 AM MDT | Red Flag Warning | BOU | 7 hr |
| Oct 3, 8:26 PM MDT | Freeze Warning | BOU | 13 hr |
| Oct 4, 4:21 PM MDT | Frost Advisory | BOU | 17 hr |
| Oct 4, 4:21 PM MDT | Freeze Watch | BOU | 13 hr |
| Oct 5, 5:03 AM MDT | Freeze Warning | BOU | 29 hr |
| Oct 5, 2:59 PM MDT | Hard Freeze Warning | BOU | 42 hr |
| Oct 16, 3:52 AM MDT | Fire Weather Watch | BOU | 12 hr |
| Oct 16, 3:49 PM MDT | Red Flag Warning | BOU | 26 hr |
| Oct 16, 11:55 PM MDT | Special Weather Statement | BOU | 20 min |
| Nov 9, 4:02 AM MST | Winter Weather Advisory | BOU | 49 hr |
| Dec 16, 4:32 AM MST | Dense Fog Advisory | BOU | 4 hr |
| Dec 17, 3:36 PM MST | Winter Storm Watch | BOU | 22 hr |
| Dec 18, 1:56 PM MST | Winter Weather Advisory | BOU | 25 hr |
| Dec 19, 3:13 AM MST | Winter Weather Advisory | BOU | 12 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20112013
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.