Alert archive / Colorado / Washington County
Weather alerts in Washington County, Colorado, 2017
142 weather alerts in 2017, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Washington County and its neighbors
Each county as a circle sized by its count in 2017. Tap one for its archive.
- Alerts
- 142
- Warnings
- 63
- Watches
- 21
- Advisories
- 20
- Busiest month
- August40 alerts
- Busiest day
- May 26, 201711 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 4, 4:48 PM MST | Winter Weather Advisory | BOU | 18 hr |
| Jan 5, 3:19 PM MST | Wind Chill Advisory | BOU | 18 hr |
| Jan 6, 6:36 PM MST | Wind Chill Advisory | BOU | 14 hr |
| Jan 14, 5:59 AM MST | Winter Storm Watch | BOU | 8 hr |
| Jan 14, 2:03 PM MST | Winter Weather Advisory | BOU | 45 hr |
| Feb 1, 1:44 PM MST | Winter Weather Advisory | BOU | 19 hr |
| Feb 20, 3:49 AM MST | Fire Weather Watch | BOU | 11 hr |
| Feb 20, 2:28 PM MST | Red Flag Warning | BOU | 28 hr |
| Mar 3, 3:14 PM MST | Fire Weather Watch | BOU | 24 hr |
| Mar 4, 3:26 PM MST | Fire Weather Watch | BOU | 13 hr |
| Mar 4, 3:26 PM MST | Red Flag Warning | BOU | 28 hr |
| Mar 5, 4:02 AM MST | Red Flag Warning | BOU | 38 hr |
| Mar 5, 4:02 AM MST | High Wind Watch | BOU | 10 hr |
| Mar 5, 2:28 PM MST | High Wind Warning | BOU | 29 hr |
| Mar 6, 5:44 AM MST | Fire Weather Watch | BOU | 10 hr |
| Mar 6, 3:35 PM MST | Red Flag Warning | BOU | 25 hr |
| Mar 8, 4:01 AM MST | Red Flag Warning | BOU | 14 hr |
| Mar 8, 2:37 PM MST | Fire Weather Watch | BOU | 13 hr |
| Mar 9, 3:12 AM MST | Red Flag Warning | BOU | 15 hr |
| Mar 15, 2:15 PM MDT | Fire Weather Watch | BOU | 17 hr |
| Mar 15, 9:29 PM MDT | Red Flag Warning | BOU | 22 hr |
| Mar 17, 4:49 PM MDT | Fire Weather Watch | BOU | 35 hr |
| Mar 18, 3:49 AM MDT | Red Flag Warning | BOU | 39 hr |
| Mar 22, 3:57 AM MDT | Fire Weather Watch | BOU | 7 hr |
| Mar 22, 10:47 AM MDT | Red Flag Warning | BOU | 31 hr |
| Mar 23, 5:00 AM MDT | Winter Weather Advisory | BOU | 29 hr |
| Apr 9, 3:59 AM MDT | Red Flag Warning | BOU | 14 hr |
| Apr 16, 5:41 PM MDT | Special Weather Statement | BOU | 49 min |
| Apr 29, 3:25 PM MDT | Freeze Warning | BOU | 17 hr |
| May 3, 4:17 AM MDT | Frost Advisory | BOU | 27 hr |
| May 7, 4:55 PM MDT | Mesoscale Discussion | SPC | 95 min |
| May 8, 12:01 PM MDT | Mesoscale Discussion | SPC | 89 min |
| May 8, 12:35 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 8, 2:59 PM MDT | Mesoscale Discussion | SPC | 91 min |
| May 8, 3:34 PM MDT | Severe Thunderstorm Warning | BOU | 41 min |
| May 8, 5:20 PM MDT | Severe Thunderstorm Warning | BOU | 40 min |
| May 8, 5:38 PM MDT | Areal Flood Advisory | BOU | 112 min |
| May 8, 6:18 PM MDT | Mesoscale Discussion | SPC | 87 min |
| May 16, 1:16 PM MDT | Mesoscale Discussion | SPC | 119 min |
| May 16, 2:47 PM MDT | Special Weather Statement | BOU | 43 min |
| May 16, 3:32 PM MDT | Severe Thunderstorm Warning | BOU | 43 min |
| May 19, 9:59 AM MDT | River Flood Advisory | BOU | 70 hr |
| May 25, 12:35 PM MDT | Mesoscale Discussion | SPC | 115 min |
| May 25, 1:43 PM MDT | Severe Thunderstorm Warning | BOU | 47 min |
| May 25, 1:46 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 25, 2:27 PM MDT | Severe Thunderstorm Warning | BOU | 30 min |
| May 25, 2:36 PM MDT | Severe Thunderstorm Warning | BOU | 39 min |
| May 25, 7:30 PM MDT | Severe Thunderstorm Warning | BOU | 31 min |
| May 25, 7:54 PM MDT | Special Weather Statement | BOU | 36 min |
| May 25, 7:55 PM MDT | Special Weather Statement | BOU | 35 min |
| May 26, 1:00 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| May 26, 2:38 PM MDT | Mesoscale Discussion | SPC | 97 min |
| May 26, 3:14 PM MDT | Severe Thunderstorm Warning | BOU | 46 min |
| May 26, 4:09 PM MDT | Severe Thunderstorm Warning | BOU | 36 min |
| May 26, 4:19 PM MDT | Tornado Warning | BOU | 26 min |
| May 26, 4:48 PM MDT | Severe Thunderstorm Warning | BOU | 42 min |
| May 26, 5:10 PM MDT | Tornado Warning | BOU | 35 min |
| May 26, 5:14 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 26, 6:25 PM MDT | Tornado Warning | BOU | 15 min |
| May 26, 6:53 PM MDT | Special Weather Statement | BOU | 52 min |
| May 26, 7:15 PM MDT | Mesoscale Discussion | SPC | 60 min |
| May 26, 7:17 PM MDT | Severe Thunderstorm Warning | BOU | 30 min |
| May 26, 7:20 PM MDT | Severe Thunderstorm Warning | BOU | 25 min |
| May 31, 6:51 PM MDT | Severe Thunderstorm Warning | BOU | 39 min |
| Jun 2, 1:03 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 7, 2:12 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 7, 4:57 PM MDT | Severe Thunderstorm Warning | BOU | 48 min |
| Jun 7, 5:43 PM MDT | Severe Thunderstorm Warning | BOU | 47 min |
| Jun 7, 6:11 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 7, 6:29 PM MDT | Tornado Warning | BOU | 46 min |
| Jun 7, 7:13 PM MDT | Tornado Warning | BOU | 47 min |
| Jun 7, 7:45 PM MDT | Areal Flood Advisory | BOU | 2 hr |
| Jun 7, 8:04 PM MDT | Special Weather Statement | BOU | 41 min |
| Jun 12, 1:11 PM MDT | Tornado Watch | SPC | 8 hr |
| Jun 22, 12:12 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 27, 2:07 PM MDT | Special Weather Statement | BOU | 38 min |
| Jun 27, 2:17 PM MDT | Severe Thunderstorm Warning | BOU | 28 min |
| Jun 27, 2:48 PM MDT | Mesoscale Discussion | SPC | 117 min |
| Jun 28, 3:07 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Jul 3, 4:30 PM MDT | Severe Thunderstorm Warning | BOU | 45 min |
| Jul 7, 7:04 PM MDT | Mesoscale Discussion | SPC | 116 min |
| Jul 20, 2:35 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 28, 1:49 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 28, 3:42 PM MDT | Severe Thunderstorm Warning | BOU | 48 min |
| Jul 30, 5:46 PM MDT | Areal Flood Advisory | BOU | 2 hr |
| Aug 2, 2:36 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 2, 2:50 PM MDT | Severe Thunderstorm Warning | BOU | 25 min |
| Aug 2, 3:19 PM MDT | Severe Thunderstorm Warning | BOU | 26 min |
| Aug 2, 3:36 PM MDT | Severe Thunderstorm Warning | BOU | 39 min |
| Aug 2, 3:43 PM MDT | Flash Flood Warning | BOU | 2 hr |
| Aug 2, 3:45 PM MDT | Severe Thunderstorm Warning | BOU | 45 min |
| Aug 2, 4:20 PM MDT | Severe Thunderstorm Warning | BOU | 40 min |
| Aug 2, 4:59 PM MDT | Severe Thunderstorm Warning | BOU | 30 min |
| Aug 2, 5:12 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 4, 2:48 PM MDT | Mesoscale Discussion | SPC | 117 min |
| Aug 5, 2:28 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 5, 5:07 PM MDT | Special Weather Statement | BOU | 23 min |
| Aug 5, 5:29 PM MDT | Severe Thunderstorm Warning | BOU | 31 min |
| Aug 6, 8:58 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Aug 6, 10:37 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Aug 7, 1:29 AM MDT | Areal Flood Advisory | BOU | 5 hr |
| Aug 8, 5:49 PM MDT | Special Weather Statement | BOU | 41 min |
| Aug 8, 6:18 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Aug 10, 3:52 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 10, 4:37 PM MDT | Severe Thunderstorm Warning | BOU | 38 min |
| Aug 10, 5:07 PM MDT | Severe Thunderstorm Warning | BOU | 25 min |
| Aug 10, 5:18 PM MDT | Special Weather Statement | BOU | 27 min |
| Aug 12, 2:59 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 12, 4:33 PM MDT | Severe Thunderstorm Warning | BOU | 42 min |
| Aug 12, 4:54 PM MDT | Severe Thunderstorm Warning | BOU | 51 min |
| Aug 12, 5:16 PM MDT | Mesoscale Discussion | SPC | 89 min |
| Aug 12, 5:30 PM MDT | Tornado Warning | BOU | 30 min |
| Aug 12, 5:38 PM MDT | Severe Thunderstorm Warning | BOU | 52 min |
| Aug 12, 5:52 PM MDT | Areal Flood Advisory | BOU | 4 hr |
| Aug 13, 5:13 PM MDT | Severe Thunderstorm Warning | BOU | 47 min |
| Aug 14, 8:29 PM MDT | Severe Thunderstorm Warning | BOU | 61 min |
| Aug 14, 9:08 PM MDT | Severe Thunderstorm Warning | BOU | 52 min |
| Aug 14, 10:02 PM MDT | Special Weather Statement | BOU | 58 min |
| Aug 15, 2:52 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Aug 15, 4:03 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 17, 5:00 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 24, 4:28 PM MDT | Severe Thunderstorm Warning | BOU | 47 min |
| Aug 24, 5:15 PM MDT | Severe Thunderstorm Warning | BOU | 45 min |
| Aug 24, 5:27 PM MDT | Areal Flood Advisory | BOU | 2 hr |
| Aug 24, 5:36 PM MDT | Severe Thunderstorm Warning | BOU | 40 min |
| Sep 18, 10:47 AM MDT | Fire Weather Watch | BOU | 16 hr |
| Sep 18, 10:47 AM MDT | Red Flag Warning | BOU | 33 hr |
| Sep 20, 5:07 AM MDT | Fire Weather Watch | BOU | 8 hr |
| Sep 20, 1:20 PM MDT | Red Flag Warning | BOU | 30 hr |
| Sep 22, 4:58 AM MDT | Red Flag Warning | BOU | 14 hr |
| Sep 30, 4:36 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 1, 2:03 PM MDT | Special Weather Statement | BOU | 27 min |
| Oct 1, 2:31 PM MDT | Special Weather Statement | BOU | 29 min |
| Oct 5, 2:19 AM MDT | Dense Fog Advisory | BOU | 7 hr |
| Oct 5, 11:48 PM MDT | Dense Fog Advisory | BOU | 9 hr |
| Oct 8, 4:18 AM MDT | Freeze Warning | BOU | 54 hr |
| Nov 19, 3:41 AM MST | Fire Weather Watch | BOU | 25 hr |
| Nov 20, 4:15 AM MST | Red Flag Warning | BOU | 15 hr |
| Dec 7, 2:31 PM MST | Red Flag Warning | BOU | 26 hr |
| Dec 9, 4:31 AM MST | Red Flag Warning | BOU | 12 hr |
| Dec 10, 2:18 PM MST | Red Flag Warning | BOU | 27 hr |
| Dec 26, 8:02 PM MST | Wind Chill Advisory | BOU | 12 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 | |
| Severe Thunderstorm Warning | 36 |
| Tornado Warning | 6 |
| Severe Thunderstorm Watch | 7 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 25 |
| Special Weather Statement | 13 |
| Flooding | |
| Flash Flood Warning | 1 |
| Areal Flood Advisory | 9 |
| River Flood Advisory | 1 |
| Winter | |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 4 |
| Cold | |
| Freeze Warning | 2 |
| Frost Advisory | 1 |
| Wind Chill Advisory | 3 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Fire | |
| Red Flag Warning | 17 |
| Fire Weather Watch | 11 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20162018
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.