Alert archive / Colorado / Weld County
Weather alerts in Weld County, Colorado, 2009
255 weather alerts in 2009, 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 2009. Tap one for its archive.
- Alerts
- 255
- Warnings
- 117
- Watches
- 35
- Advisories
- 27
- Busiest month
- June82 alerts
- Busiest day
- August 9, 200917 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, 3:49 PM MST | High Wind Warning | BOU | 32 hr |
| Jan 12, 4:13 AM MST | High Wind Warning | BOU | 11 hr |
| Jan 19, 10:21 AM MST | Red Flag Warning | BOU | 7 hr |
| Jan 22, 5:44 AM MST | Red Flag Warning | BOU | 12 hr |
| Jan 27, 3:14 PM MST | Winter Weather Advisory | BOU | 12 hr |
| Feb 5, 2:08 PM MST | Fire Weather Watch | BOU | 15 hr |
| Feb 5, 2:08 PM MST | Red Flag Warning | BOU | 29 hr |
| Feb 9, 9:02 AM MST | High Wind Warning | BOU | 9 hr |
| Feb 11, 2:42 PM MST | Winter Storm Watch | BOU | 19 hr |
| Feb 12, 9:44 AM MST | Winter Weather Advisory | BOU | 18 hr |
| Mar 2, 3:05 PM MST | Red Flag Warning | BOU | 26 hr |
| Mar 3, 3:01 PM MST | Fire Weather Watch | BOU | 24 hr |
| Mar 4, 3:34 AM MST | Red Flag Warning | BOU | 17 hr |
| Mar 4, 2:42 PM MST | Red Flag Warning | BOU | 27 hr |
| Mar 14, 3:13 AM MDT | Fire Weather Watch | BOU | 25 hr |
| Mar 15, 4:01 AM MDT | Red Flag Warning | BOU | 16 hr |
| Mar 21, 5:45 PM MDT | Severe Thunderstorm Warning | BOU | 26 min |
| Mar 22, 4:38 AM MDT | Winter Weather Advisory | BOU | 33 hr |
| Mar 23, 1:38 PM MDT | High Wind Warning | BOU | 28 hr |
| Mar 25, 11:47 AM MDT | Winter Storm Warning | BOU | 29 hr |
| Mar 26, 2:57 AM MDT | Blizzard Warning | BOU | 33 hr |
| Mar 26, 6:55 AM MDT | Mesoscale Discussion | SPC | 3 hr |
| Mar 26, 4:46 PM MDT | Winter Weather Advisory | BOU | 13 hr |
| Mar 30, 5:32 PM MDT | High Wind Warning | BOU | 4 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, 11:50 AM MDT | Blizzard Warning | BOU | 42 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 |
| Apr 17, 3:55 PM MDT | Winter Weather Advisory | BOU | 13 hr |
| Apr 19, 4:28 PM MDT | Areal Flood Advisory | BOU | 6 hr |
| Apr 28, 4:45 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| May 22, 6:44 PM MDT | Areal Flood Advisory | BOU | 72 min |
| May 24, 5:27 PM MDT | Areal Flood Advisory | BOU | 93 min |
| May 25, 2:08 PM MDT | Special Weather Statement | BOU | 52 min |
| May 25, 2:26 PM MDT | Special Weather Statement | BOU | 49 min |
| May 25, 2:38 PM MDT | Special Weather Statement | BOU | 52 min |
| May 25, 3:28 PM MDT | Special Weather Statement | BOU | 17 min |
| May 25, 4:01 PM MDT | Flash Flood Warning | BOU | 115 min |
| May 25, 4:19 PM MDT | Special Weather Statement | BOU | 86 min |
| May 25, 4:49 PM MDT | Areal Flood Advisory | BOU | 86 min |
| May 27, 3:57 AM MDT | Areal Flood Advisory | BOU | 6 hr |
| May 30, 4:18 PM MDT | Mesoscale Discussion | SPC | 87 min |
| May 31, 1:21 PM MDT | Severe Thunderstorm Warning | BOU | 39 min |
| May 31, 2:20 PM MDT | Special Weather Statement | BOU | 40 min |
| Jun 3, 8:19 AM MDT | Areal Flood Advisory | BOU | 24 hr |
| Jun 4, 1:27 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 4, 5:16 PM MDT | Mesoscale Discussion | SPC | 89 min |
| Jun 4, 7:00 PM MDT | Severe Thunderstorm Warning | BOU | 30 min |
| Jun 4, 7:32 PM MDT | Severe Thunderstorm Warning | BOU | 28 min |
| Jun 5, 2:18 PM MDT | Mesoscale Discussion | SPC | 87 min |
| Jun 5, 2:48 PM MDT | Tornado Watch | SPC | 7 hr |
| Jun 5, 5:37 PM MDT | Mesoscale Discussion | SPC | 83 min |
| Jun 7, 10:44 AM MDT | Mesoscale Discussion | SPC | 61 min |
| Jun 7, 11:02 AM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 7, 12:01 PM MDT | Severe Thunderstorm Warning | BOU | 59 min |
| Jun 7, 12:55 PM MDT | Areal Flood Advisory | BOU | 55 min |
| Jun 7, 1:16 PM MDT | Tornado Warning | BOU | 19 min |
| Jun 7, 2:12 PM MDT | Severe Thunderstorm Warning | BOU | 20 min |
| Jun 7, 2:30 PM MDT | Mesoscale Discussion | SPC | 60 min |
| Jun 8, 2:03 PM MDT | Mesoscale Discussion | SPC | 87 min |
| Jun 8, 7:10 PM MDT | Tornado Warning | BOU | 35 min |
| Jun 9, 4:43 PM MDT | Tornado Warning | BOU | 32 min |
| Jun 9, 5:11 PM MDT | Tornado Warning | BOU | 40 min |
| Jun 9, 5:48 PM MDT | Severe Thunderstorm Warning | BOU | 27 min |
| Jun 9, 5:59 PM MDT | Areal Flood Advisory | BOU | 91 min |
| Jun 10, 1:23 PM MDT | Severe Thunderstorm Warning | BOU | 37 min |
| Jun 10, 1:56 PM MDT | Severe Thunderstorm Warning | BOU | 49 min |
| Jun 10, 2:13 PM MDT | Tornado Warning | BOU | 47 min |
| Jun 10, 2:59 PM MDT | Tornado Warning | BOU | 46 min |
| Jun 10, 3:20 PM MDT | Severe Thunderstorm Warning | BOU | 55 min |
| Jun 10, 3:51 PM MDT | Severe Thunderstorm Warning | BOU | 54 min |
| Jun 10, 4:07 PM MDT | Tornado Warning | BOU | 38 min |
| Jun 10, 4:43 PM MDT | Tornado Warning | BOU | 36 min |
| Jun 10, 5:36 PM MDT | Tornado Warning | BOU | 24 min |
| Jun 10, 6:20 PM MDT | Tornado Warning | BOU | 25 min |
| Jun 10, 6:49 PM MDT | Tornado Warning | BOU | 26 min |
| Jun 11, 11:34 AM MDT | Mesoscale Discussion | SPC | 86 min |
| Jun 11, 4:30 PM MDT | Severe Thunderstorm Warning | BOU | 47 min |
| Jun 11, 7:42 PM MDT | Special Weather Statement | BOU | 48 min |
| Jun 12, 4:04 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 12, 6:56 PM MDT | Mesoscale Discussion | SPC | 64 min |
| Jun 13, 12:41 PM MDT | Mesoscale Discussion | SPC | 64 min |
| Jun 13, 1:56 PM MDT | Tornado Watch | SPC | 9 hr |
| Jun 13, 3:06 PM MDT | Severe Thunderstorm Warning | BOU | 29 min |
| Jun 13, 3:59 PM MDT | Severe Thunderstorm Warning | BOU | 30 min |
| Jun 13, 6:42 PM MDT | Mesoscale Discussion | SPC | 63 min |
| Jun 14, 1:06 PM MDT | Mesoscale Discussion | SPC | 54 min |
| Jun 14, 1:50 PM MDT | Tornado Watch | SPC | 7 hr |
| Jun 14, 2:58 PM MDT | Tornado Warning | BOU | 47 min |
| Jun 14, 3:53 PM MDT | Severe Thunderstorm Warning | BOU | 20 min |
| Jun 15, 2:15 PM MDT | Mesoscale Discussion | SPC | 30 min |
| Jun 15, 2:34 PM MDT | Tornado Watch | SPC | 8 hr |
| Jun 15, 2:38 PM MDT | Severe Thunderstorm Warning | BOU | 25 min |
| Jun 15, 3:55 PM MDT | Severe Thunderstorm Warning | BOU | 50 min |
| Jun 17, 2:30 PM MDT | Tornado Watch | SPC | 8 hr |
| Jun 17, 4:43 PM MDT | Mesoscale Discussion | SPC | 92 min |
| Jun 17, 7:17 PM MDT | Severe Thunderstorm Warning | BOU | 58 min |
| Jun 17, 8:16 PM MDT | Severe Thunderstorm Warning | BOU | 29 min |
| Jun 17, 8:45 PM MDT | Severe Thunderstorm Warning | BOU | 30 min |
| Jun 17, 9:17 PM MDT | Severe Thunderstorm Warning | BOU | 28 min |
| Jun 17, 9:45 PM MDT | Severe Thunderstorm Warning | BOU | 30 min |
| Jun 22, 8:51 PM MDT | Severe Thunderstorm Warning | BOU | 54 min |
| Jun 22, 9:34 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Jun 22, 9:44 PM MDT | Severe Thunderstorm Warning | BOU | 61 min |
| Jun 22, 9:54 PM MDT | Tornado Warning | BOU | 51 min |
| Jun 22, 10:24 PM MDT | Tornado Warning | BOU | 36 min |
| Jun 22, 10:32 PM MDT | Severe Thunderstorm Warning | BOU | 32 min |
| Jun 22, 10:57 PM MDT | Severe Thunderstorm Warning | BOU | 48 min |
| Jun 22, 11:57 PM MDT | Severe Thunderstorm Warning | BOU | 16 min |
| Jun 23, 2:18 PM MDT | Mesoscale Discussion | SPC | 87 min |
| Jun 23, 2:51 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 23, 4:02 PM MDT | Severe Thunderstorm Warning | BOU | 58 min |
| Jun 23, 4:22 PM MDT | Severe Thunderstorm Warning | BOU | 53 min |
| Jun 23, 5:17 PM MDT | Severe Thunderstorm Warning | BOU | 58 min |
| Jun 23, 6:13 PM MDT | Mesoscale Discussion | SPC | 62 min |
| Jun 25, 1:06 PM MDT | Mesoscale Discussion | SPC | 54 min |
| Jun 25, 1:30 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 25, 3:30 PM MDT | Severe Thunderstorm Warning | BOU | 44 min |
| Jun 25, 4:22 PM MDT | Mesoscale Discussion | SPC | 53 min |
| Jun 25, 5:50 PM MDT | Mesoscale Discussion | SPC | 55 min |
| Jun 25, 6:15 PM MDT | Areal Flood Advisory | BOU | 90 min |
| Jun 26, 2:23 PM MDT | Mesoscale Discussion | SPC | 67 min |
| Jun 26, 2:38 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 26, 2:46 PM MDT | Severe Thunderstorm Warning | BOU | 28 min |
| Jun 26, 2:58 PM MDT | Severe Thunderstorm Warning | BOU | 47 min |
| Jun 26, 3:26 PM MDT | Severe Thunderstorm Warning | BOU | 34 min |
| Jul 1, 12:33 PM MDT | Mesoscale Discussion | SPC | 117 min |
| Jul 1, 6:10 PM MDT | Special Weather Statement | BOU | 50 min |
| Jul 1, 6:21 PM MDT | Severe Thunderstorm Warning | BOU | 25 min |
| Jul 1, 6:38 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 1, 9:19 PM MDT | Mesoscale Discussion | SPC | 56 min |
| Jul 2, 6:29 PM MDT | Mesoscale Discussion | SPC | 61 min |
| Jul 3, 2:48 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 3, 3:19 PM MDT | Severe Thunderstorm Warning | BOU | 41 min |
| Jul 3, 3:59 PM MDT | Severe Thunderstorm Warning | BOU | 30 min |
| Jul 3, 4:10 PM MDT | Areal Flood Advisory | BOU | 95 min |
| Jul 3, 5:25 PM MDT | Mesoscale Discussion | SPC | 65 min |
| Jul 3, 8:43 PM MDT | Mesoscale Discussion | SPC | 32 min |
| Jul 3, 9:04 PM MDT | Severe Thunderstorm Warning | BOU | 29 min |
| Jul 4, 1:52 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Jul 4, 3:43 PM MDT | Severe Thunderstorm Warning | BOU | 62 min |
| Jul 5, 1:44 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 5, 3:44 PM MDT | Severe Thunderstorm Warning | BOU | 61 min |
| Jul 5, 6:15 PM MDT | Mesoscale Discussion | SPC | 60 min |
| Jul 6, 12:22 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Jul 6, 1:40 PM MDT | Mesoscale Discussion | SPC | 95 min |
| Jul 6, 2:07 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 6, 3:13 PM MDT | Special Weather Statement | BOU | 47 min |
| Jul 6, 4:36 PM MDT | Special Weather Statement | BOU | 39 min |
| Jul 6, 4:48 PM MDT | Severe Thunderstorm Warning | BOU | 17 min |
| Jul 6, 5:35 PM MDT | Mesoscale Discussion | SPC | 55 min |
| Jul 7, 8:27 PM MDT | Special Weather Statement | BOU | 33 min |
| Jul 10, 10:51 PM MDT | Severe Thunderstorm Warning | BOU | 54 min |
| Jul 10, 10:56 PM MDT | Tornado Warning | BOU | 21 min |
| Jul 10, 11:02 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Jul 11, 3:35 PM MDT | Mesoscale Discussion | SPC | 55 min |
| Jul 11, 3:56 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 11, 5:57 PM MDT | Severe Thunderstorm Warning | BOU | 63 min |
| Jul 11, 7:02 PM MDT | Severe Thunderstorm Warning | BOU | 28 min |
| Jul 11, 7:14 PM MDT | Severe Thunderstorm Warning | BOU | 43 min |
| Jul 11, 7:46 PM MDT | Mesoscale Discussion | SPC | 59 min |
| Jul 11, 7:55 PM MDT | Severe Thunderstorm Warning | BOU | 22 min |
| Jul 12, 2:05 PM MDT | Mesoscale Discussion | SPC | 85 min |
| Jul 12, 5:15 PM MDT | Severe Thunderstorm Warning | BOU | 60 min |
| Jul 12, 6:16 PM MDT | Severe Thunderstorm Warning | BOU | 59 min |
| Jul 12, 7:04 PM MDT | Severe Thunderstorm Warning | BOU | 29 min |
| Jul 13, 12:07 PM MDT | Mesoscale Discussion | SPC | 83 min |
| Jul 13, 1:45 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 17, 12:06 PM MDT | Mesoscale Discussion | SPC | 84 min |
| Jul 17, 12:59 PM MDT | Tornado Watch | SPC | 6 hr |
| Jul 18, 2:34 AM MDT | Severe Thunderstorm Warning | BOU | 41 min |
| Jul 18, 3:16 AM MDT | Severe Thunderstorm Warning | BOU | 24 min |
| Jul 20, 9:56 PM MDT | Severe Thunderstorm Warning | BOU | 34 min |
| Jul 20, 10:04 PM MDT | Severe Thunderstorm Warning | BOU | 41 min |
| Jul 20, 10:24 PM MDT | Severe Thunderstorm Warning | BOU | 51 min |
| Jul 20, 10:31 PM MDT | Severe Thunderstorm Warning | BOU | 44 min |
| Jul 20, 10:34 PM MDT | Areal Flood Advisory | BOU | 86 min |
| Jul 20, 10:56 PM MDT | Severe Thunderstorm Warning | BOU | 34 min |
| Jul 21, 12:02 AM MDT | Areal Flood Advisory | BOU | 88 min |
| Jul 21, 2:44 PM MDT | Mesoscale Discussion | SPC | 61 min |
| Jul 22, 1:16 PM MDT | Mesoscale Discussion | SPC | 89 min |
| Jul 22, 1:55 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 22, 5:23 PM MDT | Special Weather Statement | BOU | 22 min |
| Jul 22, 5:47 PM MDT | Mesoscale Discussion | SPC | 88 min |
| Jul 22, 6:03 PM MDT | Severe Thunderstorm Warning | BOU | 42 min |
| Jul 23, 1:25 PM MDT | Mesoscale Discussion | SPC | 65 min |
| Jul 27, 1:15 PM MDT | Special Weather Statement | BOU | 30 min |
| Jul 27, 2:28 PM MDT | Severe Thunderstorm Warning | BOU | 62 min |
| Jul 27, 3:28 PM MDT | Severe Thunderstorm Warning | BOU | 49 min |
| Aug 3, 2:55 PM MDT | Special Weather Statement | BOU | 65 min |
| Aug 4, 2:54 PM MDT | Mesoscale Discussion | SPC | 96 min |
| Aug 5, 3:51 PM MDT | Mesoscale Discussion | SPC | 84 min |
| Aug 5, 4:15 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 5, 7:26 PM MDT | Mesoscale Discussion | SPC | 64 min |
| Aug 5, 9:19 PM MDT | Severe Thunderstorm Warning | BOU | 26 min |
| Aug 5, 10:09 PM MDT | Mesoscale Discussion | SPC | 66 min |
| Aug 7, 5:37 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Aug 8, 3:34 PM MDT | Mesoscale Discussion | SPC | 86 min |
| Aug 8, 6:34 PM MDT | Special Weather Statement | BOU | 26 min |
| Aug 8, 6:58 PM MDT | Areal Flood Advisory | BOU | 2 hr |
| Aug 8, 7:09 PM MDT | Special Weather Statement | BOU | 36 min |
| Aug 8, 7:11 PM MDT | Special Weather Statement | BOU | 34 min |
| Aug 8, 7:29 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 8, 7:35 PM MDT | Special Weather Statement | BOU | 25 min |
| Aug 8, 7:39 PM MDT | Severe Thunderstorm Warning | BOU | 36 min |
| Aug 8, 8:10 PM MDT | Severe Thunderstorm Warning | BOU | 35 min |
| Aug 8, 8:45 PM MDT | Severe Thunderstorm Warning | BOU | 45 min |
| Aug 8, 8:49 PM MDT | Severe Thunderstorm Warning | BOU | 26 min |
| Aug 8, 9:41 PM MDT | Mesoscale Discussion | SPC | 94 min |
| Aug 8, 9:48 PM MDT | Severe Thunderstorm Warning | BOU | 42 min |
| Aug 8, 11:14 PM MDT | Severe Thunderstorm Warning | BOU | 46 min |
| Aug 8, 11:17 PM MDT | Areal Flood Advisory | BOU | 88 min |
| Aug 8, 11:47 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Aug 9, 12:01 AM MDT | Severe Thunderstorm Warning | BOU | 29 min |
| Aug 9, 2:29 AM MDT | Flash Flood Warning | BOU | 91 min |
| Aug 10, 1:07 PM MDT | Mesoscale Discussion | SPC | 83 min |
| Aug 10, 4:21 PM MDT | Severe Thunderstorm Warning | BOU | 54 min |
| Aug 10, 4:38 PM MDT | Mesoscale Discussion | SPC | 67 min |
| Aug 10, 4:43 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Aug 10, 5:33 PM MDT | Special Weather Statement | BOU | 57 min |
| Aug 10, 6:04 PM MDT | Severe Thunderstorm Warning | BOU | 37 min |
| Aug 15, 1:07 PM MDT | Mesoscale Discussion | SPC | 53 min |
| Aug 15, 5:57 PM MDT | Special Weather Statement | BOU | 33 min |
| Aug 15, 7:05 PM MDT | Severe Thunderstorm Warning | BOU | 25 min |
| Aug 16, 6:12 PM MDT | Mesoscale Discussion | SPC | 93 min |
| Aug 18, 12:29 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Aug 23, 6:55 PM MDT | Severe Thunderstorm Warning | BOU | 32 min |
| Sep 2, 4:16 PM MDT | Special Weather Statement | BOU | 29 min |
| Sep 6, 5:47 PM MDT | Severe Thunderstorm Warning | BOU | 43 min |
| Sep 29, 3:27 PM MDT | Fire Weather Watch | BOU | 14 hr |
| Sep 30, 5:00 AM MDT | Red Flag Warning | BOU | 15 hr |
| Sep 30, 2:21 PM MDT | Freeze Watch | BOU | 13 hr |
| Sep 30, 2:21 PM MDT | High Wind Warning | BOU | 13 hr |
| Oct 1, 3:05 AM MDT | Freeze Warning | BOU | 29 hr |
| Oct 2, 3:38 PM MDT | Freeze Warning | BOU | 16 hr |
| Oct 9, 9:24 PM MDT | Winter Weather Advisory | BOU | 12 hr |
| Oct 9, 10:20 PM MDT | Mesoscale Discussion | SPC | 4 hr |
| Oct 18, 4:35 AM MDT | Red Flag Warning | BOU | 13 hr |
| Oct 26, 3:15 PM MDT | Winter Storm Watch | BOU | 12 hr |
| Oct 27, 3:26 AM MDT | Winter Storm Watch | BOU | 25 hr |
| Oct 27, 3:26 AM MDT | Winter Storm Warning | BOU | 69 hr |
| Oct 28, 12:13 PM MDT | Mesoscale Discussion | SPC | 6 hr |
| Oct 28, 9:56 PM MDT | Mesoscale Discussion | SPC | 4 hr |
| Oct 29, 12:59 PM MDT | Blizzard Warning | BOU | 16 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 8, 12:53 PM MST | Wind Chill Advisory | BOU | 9 hr |
| Dec 10, 2:41 AM MST | Winter Weather Advisory | BOU | 8 hr |
| Dec 21, 7:53 PM MST | Winter Weather Advisory | BOU | 61 hr |
| Dec 24, 3:52 PM MST | Winter Weather Advisory | BOU | 49 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 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.