Alert archive / Colorado / Weld County
Weather alerts in Weld County, Colorado, 2024
244 weather alerts in 2024, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Weld County and its neighbors
Each county as a circle sized by its count in 2024. Tap one for its archive.
- Alerts
- 244
- Warnings
- 100
- Watches
- 26
- Advisories
- 36
- Busiest month
- August61 alerts
- Busiest day
- August 13, 202416 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 3, 2:25 PM MST | Dense Fog Advisory | BOU | 19 hr |
| Jan 11, 3:10 AM MST | Wind Chill Watch | BOU | 23 hr |
| Jan 12, 2:10 AM MST | Wind Chill Warning | BOU | 4 days |
| Feb 1, 2:09 PM MST | Winter Weather Advisory | BOU | 54 hr |
| Feb 2, 7:55 PM MST | Dense Fog Advisory | BOU | 12 hr |
| Feb 3, 5:53 PM MST | Dense Fog Advisory | BOU | 16 hr |
| Feb 4, 5:15 PM MST | Dense Fog Advisory | BOU | 18 hr |
| Feb 8, 2:30 PM MST | Winter Storm Watch | BOU | 22 hr |
| Feb 9, 12:47 PM MST | Winter Weather Advisory | BOU | 40 hr |
| Feb 9, 10:19 PM MST | Winter Storm Warning | BOU | 25 hr |
| Feb 14, 2:18 PM MST | Winter Weather Advisory | BOU | 63 hr |
| Feb 15, 2:22 AM MST | Dense Fog Advisory | BOU | 8 hr |
| Feb 24, 1:49 AM MST | Red Flag Warning | BOU | 16 hr |
| Feb 24, 1:43 PM MST | Red Flag Warning | BOU | 34 hr |
| Feb 25, 1:32 PM MST | Red Flag Warning | BOU | 28 hr |
| Feb 27, 5:11 AM MST | Snow Squall Warning | BOU | 64 min |
| Feb 27, 7:14 AM MST | Snow Squall Warning | BOU | 31 min |
| Feb 27, 8:02 AM MST | Snow Squall Warning | BOU | 43 min |
| Feb 27, 8:39 AM MST | Snow Squall Warning | BOU | 36 min |
| Feb 27, 9:09 AM MST | Snow Squall Warning | BOU | 51 min |
| Feb 29, 12:10 PM MST | Fire Weather Watch | BOU | 19 hr |
| Mar 1, 6:46 AM MST | Red Flag Warning | BOU | 36 hr |
| Mar 3, 4:19 AM MST | Red Flag Warning | BOU | 14 hr |
| Mar 7, 1:50 AM MST | Winter Weather Advisory | BOU | 39 hr |
| Mar 11, 2:29 PM MDT | Winter Storm Watch | BOU | 47 hr |
| Mar 12, 4:17 AM MDT | Winter Weather Advisory | BOU | 3 days |
| Mar 23, 2:55 PM MDT | High Wind Watch | BOU | 23 hr |
| Mar 24, 1:55 PM MDT | High Wind Warning | BOU | 19 hr |
| Mar 24, 2:37 PM MDT | Special Weather Statement | BOU | 23 min |
| Apr 2, 2:33 PM MDT | Fire Weather Watch | BOU | 47 hr |
| Apr 4, 4:25 AM MDT | Red Flag Warning | BOU | 41 hr |
| Apr 4, 2:58 PM MDT | High Wind Watch | BOU | 36 hr |
| Apr 5, 11:50 AM MDT | High Wind Warning | BOU | 54 hr |
| Apr 5, 1:37 PM MDT | Red Flag Warning | BOU | 53 hr |
| Apr 15, 3:15 AM MDT | High Wind Watch | BOU | 11 hr |
| Apr 15, 2:18 PM MDT | High Wind Warning | BOU | 28 hr |
| Apr 20, 2:00 PM MDT | Dense Fog Advisory | BOU | 19 hr |
| Apr 28, 1:58 PM MDT | Areal Flood Advisory | BOU | 13 hr |
| May 5, 1:59 PM MDT | High Wind Warning | BOU | 37 hr |
| May 6, 1:24 PM MDT | Freeze Watch | BOU | 23 hr |
| May 7, 4:07 PM MDT | Frost Advisory | BOU | 16 hr |
| May 12, 10:51 AM MDT | Special Weather Statement | BOU | 24 min |
| May 12, 6:12 PM MDT | Special Weather Statement | BOU | 48 min |
| May 20, 2:47 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 20, 4:07 PM MDT | Tornado Watch | SPC | 7 hr |
| May 21, 7:03 PM MDT | Frost Advisory | BOU | 13 hr |
| May 25, 1:53 PM MDT | Special Weather Statement | BOU | 52 min |
| May 25, 2:28 PM MDT | Special Weather Statement | BOU | 47 min |
| May 25, 2:49 PM MDT | Severe Thunderstorm Warning | BOU | 41 min |
| May 25, 3:47 PM MDT | Special Weather Statement | BOU | 28 min |
| May 28, 6:42 PM MDT | Special Weather Statement | BOU | 33 min |
| May 28, 7:18 PM MDT | Special Weather Statement | BOU | 27 min |
| May 28, 8:24 PM MDT | Special Weather Statement | BOU | 51 min |
| May 28, 9:21 PM MDT | Severe Thunderstorm Warning | BOU | 39 min |
| May 28, 9:53 PM MDT | Severe Thunderstorm Warning | BOU | 37 min |
| May 28, 10:29 PM MDT | Severe Thunderstorm Warning | BOU | 46 min |
| May 28, 10:43 PM MDT | Areal Flood Advisory | BOU | 77 min |
| May 28, 11:00 PM MDT | Severe Thunderstorm Warning | BOU | 20 min |
| May 28, 11:37 PM MDT | Flash Flood Warning | BOU | 2 hr |
| May 29, 2:08 AM MDT | Areal Flood Advisory | BOU | 4 hr |
| May 29, 6:05 AM MDT | Areal Flood Advisory | BOU | 115 min |
| May 29, 12:18 PM MDT | Mesoscale Discussion | SPC | 117 min |
| May 29, 2:27 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 30, 8:57 PM MDT | Severe Thunderstorm Warning | BOU | 48 min |
| May 30, 9:07 PM MDT | Severe Thunderstorm Warning | BOU | 53 min |
| May 30, 9:12 PM MDT | Severe Thunderstorm Warning | BOU | 48 min |
| May 30, 9:25 PM MDT | Severe Thunderstorm Warning | BOU | 50 min |
| May 31, 1:42 AM MDT | Special Weather Statement | BOU | 48 min |
| May 31, 2:00 PM MDT | Mesoscale Discussion | SPC | 90 min |
| Jun 1, 1:08 PM MDT | Mesoscale Discussion | SPC | 97 min |
| Jun 2, 1:51 PM MDT | Mesoscale Discussion | SPC | 39 min |
| Jun 2, 1:52 PM MDT | Special Weather Statement | BOU | 38 min |
| Jun 2, 2:44 PM MDT | Special Weather Statement | BOU | 46 min |
| Jun 2, 2:57 PM MDT | Severe Thunderstorm Warning | BOU | 48 min |
| Jun 2, 5:29 PM MDT | Special Weather Statement | BOU | 46 min |
| Jun 7, 6:02 PM MDT | Special Weather Statement | BOU | 43 min |
| Jun 8, 11:51 AM MDT | Mesoscale Discussion | SPC | 114 min |
| Jun 8, 12:26 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 8, 2:14 PM MDT | Severe Thunderstorm Warning | BOU | 46 min |
| Jun 8, 2:41 PM MDT | Severe Thunderstorm Warning | BOU | 49 min |
| Jun 8, 2:53 PM MDT | Severe Thunderstorm Warning | BOU | 37 min |
| Jun 8, 3:14 PM MDT | Severe Thunderstorm Warning | BOU | 46 min |
| Jun 8, 3:24 PM MDT | Severe Thunderstorm Warning | BOU | 36 min |
| Jun 8, 3:34 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Jun 9, 5:11 PM MDT | Severe Thunderstorm Warning | BOU | 22 min |
| Jun 10, 3:52 PM MDT | Severe Thunderstorm Warning | BOU | 38 min |
| Jun 10, 3:59 PM MDT | Severe Thunderstorm Warning | BOU | 31 min |
| Jun 10, 4:25 PM MDT | Special Weather Statement | BOU | 50 min |
| Jun 10, 5:01 PM MDT | Severe Thunderstorm Warning | BOU | 44 min |
| Jun 13, 12:53 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 13, 10:27 PM MDT | Special Weather Statement | BOU | 48 min |
| Jun 14, 1:44 PM MDT | Mesoscale Discussion | SPC | 61 min |
| Jun 14, 2:10 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 15, 12:42 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 15, 1:16 PM MDT | Special Weather Statement | BOU | 44 min |
| Jun 15, 1:52 PM MDT | Special Weather Statement | BOU | 23 min |
| Jun 15, 2:12 PM MDT | Special Weather Statement | BOU | 33 min |
| Jun 15, 4:21 PM MDT | Special Weather Statement | BOU | 39 min |
| Jun 15, 4:34 PM MDT | Severe Thunderstorm Warning | BOU | 15 min |
| Jun 15, 5:07 PM MDT | Special Weather Statement | BOU | 38 min |
| Jun 16, 2:42 PM MDT | Fire Weather Watch | BOU | 12 hr |
| Jun 16, 7:38 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 20, 1:23 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 20, 3:16 PM MDT | Special Weather Statement | BOU | 29 min |
| Jun 20, 3:33 PM MDT | Severe Thunderstorm Warning | BOU | 27 min |
| Jun 20, 3:41 PM MDT | Special Weather Statement | BOU | 64 min |
| Jun 20, 3:51 PM MDT | Tornado Warning | BOU | 24 min |
| Jun 20, 4:13 PM MDT | Severe Thunderstorm Warning | BOU | 32 min |
| Jun 20, 4:15 PM MDT | Mesoscale Discussion | SPC | 90 min |
| Jun 20, 4:33 PM MDT | Severe Thunderstorm Warning | BOU | 27 min |
| Jun 20, 5:06 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Jun 21, 1:27 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 21, 3:04 PM MDT | Severe Thunderstorm Warning | BOU | 26 min |
| Jun 21, 3:26 PM MDT | Severe Thunderstorm Warning | BOU | 49 min |
| Jun 21, 4:08 PM MDT | Severe Thunderstorm Warning | BOU | 52 min |
| Jun 21, 4:57 PM MDT | Severe Thunderstorm Warning | BOU | 21 min |
| Jun 24, 11:42 AM MDT | Special Weather Statement | BOU | 48 min |
| Jun 24, 3:09 PM MDT | Special Weather Statement | BOU | 51 min |
| Jun 24, 3:23 PM MDT | Special Weather Statement | BOU | 52 min |
| Jun 24, 3:57 PM MDT | Special Weather Statement | BOU | 48 min |
| Jun 24, 4:28 PM MDT | Special Weather Statement | BOU | 47 min |
| Jun 26, 2:53 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 29, 9:04 PM MDT | Special Weather Statement | BOU | 41 min |
| Jun 30, 3:54 PM MDT | Mesoscale Discussion | SPC | 96 min |
| Jun 30, 8:50 PM MDT | Special Weather Statement | BOU | 40 min |
| Jun 30, 9:16 PM MDT | Special Weather Statement | BOU | 44 min |
| Jul 6, 8:45 PM MDT | Special Weather Statement | BOU | 45 min |
| Jul 7, 2:02 PM MDT | Special Weather Statement | BOU | 43 min |
| Jul 7, 2:12 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 7, 2:23 PM MDT | Severe Thunderstorm Warning | BOU | 37 min |
| Jul 10, 12:24 PM MDT | Heat Advisory | BOU | 56 hr |
| Jul 10, 12:24 PM MDT | Heat Advisory | BOU | 3 days |
| Jul 10, 12:24 PM MDT | Heat Advisory | BOU | 4 days |
| Jul 11, 4:22 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Jul 13, 7:59 PM MDT | Fire Weather Watch | BOU | 8 hr |
| Jul 14, 4:25 AM MDT | Red Flag Warning | BOU | 17 hr |
| Jul 15, 2:49 PM MDT | Mesoscale Discussion | SPC | 86 min |
| Jul 17, 6:29 AM MDT | Special Weather Statement | BOU | 31 min |
| Jul 17, 12:20 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Jul 17, 2:49 PM MDT | Mesoscale Discussion | SPC | 116 min |
| Jul 19, 1:21 PM MDT | Severe Thunderstorm Warning | BOU | 24 min |
| Jul 19, 3:25 PM MDT | Special Weather Statement | BOU | 35 min |
| Jul 19, 6:51 PM MDT | Special Weather Statement | BOU | 39 min |
| Jul 20, 1:57 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 20, 4:12 PM MDT | Severe Thunderstorm Warning | BOU | 33 min |
| Jul 20, 7:22 PM MDT | Severe Thunderstorm Warning | BOU | 23 min |
| Jul 20, 7:43 PM MDT | Severe Thunderstorm Warning | BOU | 47 min |
| Jul 20, 7:54 PM MDT | Severe Thunderstorm Warning | BOU | 36 min |
| Jul 20, 8:32 PM MDT | Severe Thunderstorm Warning | BOU | 28 min |
| Jul 25, 9:55 AM MDT | Red Flag Warning | BOU | 9 hr |
| Jul 26, 3:50 PM MDT | Special Weather Statement | BOU | 25 min |
| Jul 27, 3:16 PM MDT | Mesoscale Discussion | SPC | 119 min |
| Jul 29, 2:41 AM MDT | Heat Advisory | BOU | 41 hr |
| Aug 2, 1:42 PM MDT | Heat Advisory | BOU | 54 hr |
| Aug 2, 2:49 PM MDT | Mesoscale Discussion | SPC | 116 min |
| Aug 2, 2:57 PM MDT | Special Weather Statement | BOU | 48 min |
| Aug 2, 3:14 PM MDT | Severe Thunderstorm Warning | BOU | 46 min |
| Aug 6, 8:40 PM MDT | Severe Thunderstorm Warning | BOU | 50 min |
| Aug 6, 9:03 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Aug 6, 9:28 PM MDT | Special Weather Statement | BOU | 47 min |
| Aug 7, 12:57 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 7, 1:37 PM MDT | Special Weather Statement | BOU | 38 min |
| Aug 7, 1:54 PM MDT | Severe Thunderstorm Warning | BOU | 51 min |
| Aug 7, 2:18 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Aug 7, 2:22 PM MDT | Severe Thunderstorm Warning | BOU | 18 min |
| Aug 7, 2:57 PM MDT | Severe Thunderstorm Warning | BOU | 33 min |
| Aug 7, 3:15 PM MDT | Severe Thunderstorm Warning | BOU | 30 min |
| Aug 7, 3:45 PM MDT | Severe Thunderstorm Warning | BOU | 30 min |
| Aug 7, 4:13 PM MDT | Severe Thunderstorm Warning | BOU | 32 min |
| Aug 7, 5:00 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Aug 7, 5:30 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 11, 2:27 PM MDT | Special Weather Statement | BOU | 48 min |
| Aug 11, 5:41 PM MDT | Severe Thunderstorm Warning | BOU | 31 min |
| Aug 12, 1:20 AM MDT | Dense Fog Advisory | BOU | 8 hr |
| Aug 12, 1:05 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Aug 12, 4:20 PM MDT | Severe Thunderstorm Warning | BOU | 40 min |
| Aug 12, 4:44 PM MDT | Tornado Warning | BOU | 31 min |
| Aug 12, 5:15 PM MDT | Severe Thunderstorm Warning | BOU | 45 min |
| Aug 12, 5:21 PM MDT | Special Weather Statement | BOU | 39 min |
| Aug 12, 5:26 PM MDT | Tornado Warning | BOU | 34 min |
| Aug 12, 5:48 PM MDT | Tornado Warning | BOU | 27 min |
| Aug 12, 6:03 PM MDT | Tornado Warning | BOU | 27 min |
| Aug 12, 6:30 PM MDT | Tornado Warning | BOU | 13 min |
| Aug 12, 6:50 PM MDT | Severe Thunderstorm Warning | BOU | 40 min |
| Aug 12, 6:58 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Aug 12, 8:04 PM MDT | Special Weather Statement | BOU | 41 min |
| Aug 12, 8:10 PM MDT | Severe Thunderstorm Warning | BOU | 50 min |
| Aug 12, 8:24 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Aug 12, 9:33 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Aug 12, 11:11 PM MDT | Flash Flood Warning | BOU | 4 hr |
| Aug 13, 3:03 AM MDT | Areal Flood Warning | BOU | 3 hr |
| Aug 13, 10:29 AM MDT | Flood Watch | BOU | 10 hr |
| Aug 13, 2:42 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 13, 3:59 PM MDT | Severe Thunderstorm Warning | BOU | 44 min |
| Aug 13, 4:13 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Aug 13, 4:25 PM MDT | Severe Thunderstorm Warning | BOU | 37 min |
| Aug 13, 4:52 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 14, 3:39 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Aug 19, 1:19 PM MDT | Mesoscale Discussion | SPC | 86 min |
| Aug 19, 1:43 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 19, 4:24 PM MDT | Severe Thunderstorm Warning | BOU | 51 min |
| Aug 19, 4:30 PM MDT | Severe Thunderstorm Warning | BOU | 45 min |
| Aug 19, 5:10 PM MDT | Severe Thunderstorm Warning | BOU | 35 min |
| Aug 19, 5:32 PM MDT | Areal Flood Advisory | BOU | 118 min |
| Aug 19, 6:07 PM MDT | Mesoscale Discussion | SPC | 53 min |
| Aug 19, 7:25 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Aug 21, 7:29 PM MDT | Special Weather Statement | BOU | 46 min |
| Aug 21, 7:46 PM MDT | Severe Thunderstorm Warning | BOU | 44 min |
| Aug 21, 8:11 PM MDT | Severe Thunderstorm Warning | BOU | 32 min |
| Aug 23, 4:17 PM MDT | Special Weather Statement | BOU | 28 min |
| Aug 23, 4:37 PM MDT | Severe Thunderstorm Warning | BOU | 38 min |
| Aug 23, 4:53 PM MDT | Mesoscale Discussion | SPC | 97 min |
| Aug 23, 4:56 PM MDT | Severe Thunderstorm Warning | BOU | 34 min |
| Aug 23, 5:18 PM MDT | Severe Thunderstorm Warning | BOU | 42 min |
| Sep 4, 12:06 PM MDT | Mesoscale Discussion | SPC | 114 min |
| Sep 10, 2:01 PM MDT | Fire Weather Watch | BOU | 24 hr |
| Sep 11, 2:14 PM MDT | Red Flag Warning | BOU | 30 hr |
| Sep 15, 3:02 PM MDT | Severe Thunderstorm Warning | BOU | 28 min |
| Sep 15, 3:28 PM MDT | Severe Thunderstorm Warning | BOU | 32 min |
| Sep 15, 3:59 PM MDT | Special Weather Statement | BOU | 46 min |
| Sep 15, 4:00 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 15, 5:10 PM MDT | Special Weather Statement | BOU | 50 min |
| Sep 15, 5:11 PM MDT | Special Weather Statement | BOU | 49 min |
| Sep 17, 1:08 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 17, 2:36 PM MDT | Severe Thunderstorm Warning | BOU | 39 min |
| Sep 17, 2:41 PM MDT | Special Weather Statement | BOU | 49 min |
| Sep 17, 2:54 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 17, 3:05 PM MDT | Special Weather Statement | BOU | 40 min |
| Sep 17, 4:04 PM MDT | Severe Thunderstorm Warning | BOU | 41 min |
| Sep 17, 4:39 PM MDT | Severe Thunderstorm Warning | BOU | 36 min |
| Oct 1, 2:33 PM MDT | Red Flag Warning | BOU | 28 hr |
| Oct 3, 12:38 PM MDT | Frost Advisory | BOU | 19 hr |
| Oct 3, 2:18 PM MDT | Fire Weather Watch | BOU | 23 hr |
| Oct 4, 1:27 PM MDT | Red Flag Warning | BOU | 30 hr |
| Oct 24, 2:56 AM MDT | Frost Advisory | BOU | 30 hr |
| Oct 24, 3:04 AM MDT | Red Flag Warning | BOU | 15 hr |
| Oct 28, 3:04 PM MDT | Freeze Watch | BOU | 23 hr |
| Oct 29, 1:59 PM MDT | Freeze Warning | BOU | 43 hr |
| Oct 31, 4:41 AM MDT | Dense Fog Advisory | BOU | 4 hr |
| Nov 7, 1:43 PM MST | Winter Weather Advisory | BOU | 46 hr |
| Dec 28, 2:12 PM MST | High Wind Watch | BOU | 24 hr |
| Dec 28, 2:27 PM MST | Fire Weather Watch | BOU | 13 hr |
| Dec 29, 3:35 AM MST | Red Flag Warning | BOU | 37 hr |
| Dec 29, 2:17 PM MST | High Wind Warning | BOU | 27 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 archive20232025
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.