Alert archive / Colorado / Boulder County

Weather alerts in Boulder County, Colorado, 2007

120 weather alerts in 2007, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Boulder County and its neighbors

Each county as a circle sized by its count in 2007. Tap one for its archive.

Alerts: 120
Warnings: 27
Watches: 24
Advisories: 57
Busiest month: December26 alerts
Busiest day: January 6, 20074 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, 4:09 AM MST	High Wind Watch	BOU	8 hr
Jan 4, 4:40 AM MST	Snow and Blowing Snow Advisory	BOU	11 hr
Jan 4, 3:29 PM MST	Snow and Blowing Snow Advisory	BOU	23 hr
Jan 4, 3:29 PM MST	Winter Storm Warning	BOU	23 hr
Jan 5, 9:30 AM MST	Snow Advisory	BOU	5 hr
Jan 5, 10:07 PM MST	Dense Fog Advisory	BOU	6 hr
Jan 6, 4:19 AM MST	High Wind Watch	BOU	24 hr
Jan 6, 4:22 AM MST	Blowing Snow Advisory	BOU	26 hr
Jan 6, 4:22 AM MST	Snow and Blowing Snow Advisory	BOU	26 hr
Jan 7, 4:01 AM MST	High Wind Warning	BOU	34 hr
Jan 11, 10:12 PM MST	Winter Weather Advisory	BOU	12 hr
Jan 12, 2:10 AM MST	Snow Advisory	BOU	14 hr
Jan 12, 3:41 PM MST	Snow and Blowing Snow Advisory	BOU	16 hr
Jan 20, 10:57 PM MST	Snow and Blowing Snow Advisory	BOU	19 hr
Feb 1, 12:07 PM MST	Snow and Blowing Snow Advisory	BOU	8 hr
Feb 1, 11:22 PM MST	Wind Chill Advisory	BOU	11 hr
Feb 2, 9:04 AM MST	Blowing Snow Advisory	BOU	6 hr
Feb 2, 9:04 AM MST	Snow and Blowing Snow Advisory	BOU	20 hr
Feb 2, 3:07 PM MST	Blowing Snow Advisory	BOU	14 hr
Feb 3, 5:06 AM MST	Blowing Snow Advisory	BOU	24 hr
Feb 4, 1:44 AM MST	Dense Fog Advisory	BOU	7 hr
Feb 7, 7:47 PM MST	Dense Fog Advisory	BOU	14 hr
Feb 9, 8:05 PM MST	Dense Fog Advisory	BOU	13 hr
Feb 11, 2:54 PM MST	Snow Advisory	BOU	20 hr
Feb 12, 8:13 PM MST	Winter Weather Advisory	BOU	9 hr
Feb 14, 2:36 PM MST	High Wind Watch	BOU	21 hr
Feb 14, 2:56 PM MST	Winter Storm Watch	BOU	21 hr
Feb 15, 11:38 AM MST	Winter Storm Warning	BOU	41 hr
Feb 15, 11:47 AM MST	High Wind Warning	BOU	32 hr
Feb 19, 4:36 AM MST	Snow and Blowing Snow Advisory	BOU	19 hr
Feb 23, 5:33 AM MST	Snow and Blowing Snow Advisory	BOU	33 hr
Feb 23, 5:33 AM MST	Winter Storm Watch	BOU	10 hr
Feb 27, 9:12 PM MST	Snow Advisory	BOU	22 hr
Mar 1, 3:23 AM MST	Snow and Blowing Snow Advisory	BOU	37 hr
Mar 1, 4:11 AM MST	Blowing Snow Advisory	BOU	11 hr
Mar 23, 4:15 PM MDT	Winter Storm Warning	BOU	27 hr
Mar 23, 5:03 PM MDT	Severe Thunderstorm Warning	BOU	57 min
Mar 27, 4:27 PM MDT	Snow and Blowing Snow Advisory	BOU	22 hr
Apr 6, 3:15 PM MDT	Dense Fog Advisory	BOU	19 hr
Apr 6, 8:20 PM MDT	Winter Weather Advisory	BOU	14 hr
Apr 8, 10:43 AM MDT	Snow Advisory	BOU	7 hr
Apr 10, 2:39 AM MDT	Snow and Blowing Snow Advisory	BOU	9 hr
Apr 11, 3:00 PM MDT	Winter Storm Watch	BOU	15 hr
Apr 12, 5:38 AM MDT	Winter Storm Warning	BOU	30 hr
Apr 23, 4:34 AM MDT	Winter Storm Watch	BOU	19 hr
Apr 23, 3:19 PM MDT	Winter Storm Warning	BOU	37 hr
Apr 23, 5:03 PM MDT	Severe Thunderstorm Warning	BOU	42 min
Apr 24, 3:46 PM MDT	Snow and Blowing Snow Advisory	BOU	12 hr
Apr 26, 3:05 PM MDT	Mesoscale Discussion	SPC	85 min
May 3, 2:20 PM MDT	Mesoscale Discussion	SPC	85 min
May 3, 4:17 PM MDT	Severe Thunderstorm Watch	SPC	6 hr
May 4, 3:32 PM MDT	Snow Advisory	BOU	12 hr
May 5, 11:52 PM MDT	Snow Advisory	BOU	4 hr
May 14, 2:24 PM MDT	Mesoscale Discussion	SPC	96 min
May 14, 2:57 PM MDT	Severe Thunderstorm Watch	SPC	7 hr
May 14, 5:07 PM MDT	Severe Thunderstorm Warning	BOU	38 min
May 29, 12:46 PM MDT	Severe Thunderstorm Warning	BOU	30 min
Jun 5, 2:17 PM MDT	Severe Thunderstorm Watch	SPC	7 hr
Jun 6, 4:26 AM MDT	High Wind Watch	BOU	6 hr
Jun 6, 10:48 AM MDT	High Wind Warning	BOU	24 hr
Jun 22, 2:00 PM MDT	Mesoscale Discussion	SPC	3 hr
Jun 27, 3:03 PM MDT	Mesoscale Discussion	SPC	117 min
Jun 28, 2:34 PM MDT	Mesoscale Discussion	SPC	116 min
Jun 29, 1:18 PM MDT	Mesoscale Discussion	SPC	87 min
Jul 3, 4:43 PM MDT	Severe Thunderstorm Warning	BOU	47 min
Jul 3, 5:23 PM MDT	Severe Thunderstorm Warning	BOU	23 min
Jul 3, 6:30 PM MDT	Mesoscale Discussion	SPC	90 min
Jul 8, 1:00 PM MDT	Mesoscale Discussion	SPC	90 min
Jul 10, 9:00 PM MDT	Severe Thunderstorm Warning	BOU	45 min
Jul 12, 1:03 PM MDT	Severe Thunderstorm Watch	SPC	7 hr
Jul 12, 1:59 PM MDT	Severe Thunderstorm Warning	BOU	46 min
Jul 12, 5:36 PM MDT	Mesoscale Discussion	SPC	54 min
Jul 19, 10:44 AM MDT	Flash Flood Watch	BOU	11 hr
Jul 19, 12:01 PM MDT	Mesoscale Discussion	SPC	3 hr
Jul 25, 4:48 PM MDT	Severe Thunderstorm Warning	BOU	25 min
Jul 26, 10:25 AM MDT	Flash Flood Watch	BOU	10 hr
Jul 26, 10:18 PM MDT	Flash Flood Warning	BOU	117 min
Jul 27, 4:56 AM MDT	Flash Flood Watch	BOU	24 hr
Jul 28, 11:03 AM MDT	Flash Flood Watch	BOU	13 hr
Aug 3, 11:00 AM MDT	Flash Flood Watch	BOU	10 hr
Aug 23, 2:05 PM MDT	Mesoscale Discussion	SPC	115 min
Sep 25, 3:11 PM MDT	Frost Advisory	BOU	17 hr
Oct 7, 3:48 PM MDT	Frost Advisory	BOU	16 hr
Oct 12, 8:31 PM MDT	Dense Fog Advisory	BOU	12 hr
Oct 13, 4:52 AM MDT	Winter Storm Watch	BOU	10 hr
Oct 13, 3:00 PM MDT	Snow Advisory	BOU	24 hr
Oct 18, 4:42 AM MDT	High Wind Watch	BOU	11 hr
Oct 18, 3:41 PM MDT	High Wind Warning	BOU	20 hr
Oct 19, 2:46 PM MDT	Winter Storm Watch	BOU	25 hr
Oct 20, 4:14 PM MDT	Winter Storm Warning	BOU	23 hr
Oct 21, 11:17 AM MDT	Snow and Blowing Snow Advisory	BOU	4 hr
Oct 21, 2:56 PM MDT	Freeze Warning	BOU	19 hr
Nov 20, 1:36 PM MST	Snow Advisory	BOU	20 hr
Nov 30, 11:30 AM MST	Snow and Blowing Snow Advisory	BOU	41 hr
Dec 1, 9:10 AM MST	Freezing Rain Advisory	BOU	2 hr
Dec 2, 2:39 PM MST	High Wind Watch	BOU	29 hr
Dec 3, 7:57 PM MST	High Wind Warning	BOU	16 hr
Dec 6, 1:45 AM MST	Snow and Blowing Snow Advisory	BOU	12 hr
Dec 7, 9:50 AM MST	Heavy Snow Warning	BOU	13 hr
Dec 7, 4:08 PM MST	Snow Advisory	BOU	11 hr
Dec 7, 4:08 PM MST	Winter Weather Advisory	BOU	11 hr
Dec 8, 12:40 PM MST	Snow Advisory	BOU	15 hr
Dec 8, 6:38 PM MST	Heavy Snow Warning	BOU	3 hr
Dec 10, 1:05 PM MST	Snow Advisory	BOU	26 hr
Dec 12, 5:31 PM MST	Blowing Snow Advisory	BOU	9 hr
Dec 13, 12:09 PM MST	Snow Advisory	BOU	16 hr
Dec 16, 1:55 PM MST	High Wind Watch	BOU	14 hr
Dec 21, 4:12 AM MST	Snow and Blowing Snow Advisory	BOU	21 hr
Dec 23, 2:29 AM MST	High Wind Warning	BOU	5 hr
Dec 23, 5:20 AM MST	Snow and Blowing Snow Advisory	BOU	6 hr
Dec 24, 2:33 PM MST	Snow and Blowing Snow Advisory	BOU	25 hr
Dec 25, 8:23 AM MST	Winter Storm Warning	BOU	7 hr
Dec 25, 3:26 PM MST	Snow and Blowing Snow Advisory	BOU	6 hr
Dec 26, 4:56 AM MST	Winter Storm Watch	BOU	15 hr
Dec 26, 7:32 PM MST	Snow and Blowing Snow Advisory	BOU	9 hr
Dec 26, 7:32 PM MST	Winter Storm Warning	BOU	24 hr
Dec 27, 4:21 AM MST	Snow Advisory	BOU	15 hr
Dec 29, 4:15 AM MST	High Wind Watch	BOU	10 hr
Dec 29, 1:44 PM MST	Blowing Snow Advisory	BOU	51 hr
Dec 29, 1:44 PM MST	Snow and Blowing Snow Advisory	BOU	51 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	9
Severe Thunderstorm Watch	4
Mesoscale Discussion	12
Flooding
Flash Flood Warning	1
Flash Flood Watch	5
Winter
Heavy Snow Warning	2
Winter Storm Warning	8
Winter Storm Watch	7
Blowing Snow Advisory	7
Freezing Rain Advisory	1
Snow Advisory	14
Snow and Blowing Snow Advisory	22
Winter Weather Advisory	4
Cold
Freeze Warning	1
Frost Advisory	2
Wind Chill Advisory	1
Wind and dust
High Wind Warning	6
High Wind Watch	8
Fog and smoke
Dense Fog Advisory	6

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record Forecast The radar archive 2006 2008

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.