Weather alerts in Colorado, December 2007

94 weather alerts in December 2007, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

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

Alerts: 94
Warnings: 28
Watches: 15
Advisories: 50
Busiest day: December 10, 20079 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

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	Counties	Lasted
Nov 30, 5:36 PM MST	Flash Flood Watch	GJT	Dolores, Mesa, Montezuma, Montrose, San Miguel	18 hr
Nov 30, 10:43 PM MST	Heavy Snow Warning	GJT	Eagle, Garfield, Moffat, Pitkin, Rio Blanco, Routt	30 hr
Dec 1, 4:51 AM MST	Winter Weather Advisory	GJT	Eagle, Garfield, Pitkin	24 hr
Dec 1, 6:03 AM MST	Winter Weather Advisory	BOU	Logan, Phillips, Sedgwick, Washington, Weld	3 hr
Dec 1, 6:15 AM MST	Freezing Rain Advisory	PUB	Custer, Fremont, Teller	4 hr
Dec 1, 7:32 AM MST	Winter Storm Warning	BOU	Grand, Summit	4 hr
Dec 1, 9:10 AM MST	Freezing Rain Advisory	BOU	Boulder, Larimer, Logan, Morgan, Phillips, Sedgwick and 2 more	2 hr
Dec 2, 2:39 PM MST	High Wind Watch	BOU	Boulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more	29 hr
Dec 3, 7:57 PM MST	High Wind Warning	BOU	Boulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more	16 hr
Dec 4, 1:16 PM MST	Red Flag Warning	GLD	Cheyenne, Kit Carson	3 hr
Dec 5, 4:09 AM MST	Snow Advisory	PUB	Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache	34 hr
Dec 5, 4:09 AM MST	Winter Storm Watch	PUB	Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache	24 hr
Dec 5, 5:06 AM MST	Snow Advisory	GJT	Delta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more	31 hr
Dec 5, 5:06 AM MST	Winter Storm Watch	GJT	Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more	24 hr
Dec 6, 1:45 AM MST	Snow and Blowing Snow Advisory	BOU	Boulder, Clear Creek, Gilpin, Grand, Jefferson, Park and 1 more	12 hr
Dec 6, 3:42 AM MST	Winter Storm Warning	PUB	Alamosa, Chaffee, Conejos, Costilla, Custer, Fremont and 7 more	3 days
Dec 6, 4:43 AM MST	Snow Advisory	GJT	Archuleta, Eagle, Garfield, Gunnison, La Plata, Mesa and 3 more	3 days
Dec 6, 4:43 AM MST	Winter Storm Warning	GJT	Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more	3 days
Dec 6, 4:56 AM MST	Flash Flood Watch	GJT	Dolores, Montezuma, San Miguel	39 hr
Dec 6, 2:48 PM MST	Winter Weather Advisory	GLD	Cheyenne, Kit Carson, Yuma	60 hr
Dec 6, 3:15 PM MST	Heavy Snow Warning	GJT	Garfield, Gunnison, Moffat, Montrose, Rio Blanco, Routt	63 hr
Dec 7, 6:57 AM MST	Heavy Snow Warning	PUB	Chaffee	10 hr
Dec 7, 6:57 AM MST	Snow Advisory	PUB	Chaffee	10 hr
Dec 7, 9:50 AM MST	Heavy Snow Warning	BOU	Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more	13 hr
Dec 7, 3:38 PM MST	Winter Weather Advisory	PUB	Baca, Bent, Crowley, Custer, El Paso, Fremont and 7 more	36 hr
Dec 7, 4:08 PM MST	Snow Advisory	BOU	Boulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more	11 hr
Dec 7, 4:08 PM MST	Winter Weather Advisory	BOU	Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 10 more	11 hr
Dec 8, 3:30 AM MST	Snow Advisory	GLD	Cheyenne, Kit Carson, Yuma	23 hr
Dec 8, 4:12 AM MST	Heavy Snow Warning	PUB	Custer, El Paso, Fremont, Huerfano, Teller	24 hr
Dec 8, 12:23 PM MST	Snow Advisory	PUB	Conejos, Mineral, Rio Grande, Saguache	15 hr
Dec 8, 12:40 PM MST	Snow Advisory	BOU	Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 16 more	15 hr
Dec 8, 6:38 PM MST	Heavy Snow Warning	BOU	Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 3 more	3 hr
Dec 9, 2:37 PM MST	Winter Storm Watch	GJT	Archuleta, Dolores, Gunnison, Hinsdale, La Plata, Montezuma and 4 more	15 hr
Dec 9, 3:42 PM MST	Winter Storm Watch	PUB	Alamosa, Baca, Bent, Conejos, Costilla, Kiowa and 4 more	20 hr
Dec 9, 4:07 PM MST	Winter Storm Watch	GLD	Cheyenne	13 hr
Dec 10, 4:35 AM MST	Winter Storm Warning	PUB	Conejos, Mineral, Rio Grande, Saguache	35 hr
Dec 10, 4:37 AM MST	Winter Weather Advisory	GLD	Cheyenne	36 hr
Dec 10, 4:45 AM MST	Heavy Snow Warning	GJT	Archuleta, Delta, Dolores, Garfield, Gunnison, La Plata and 8 more	36 hr
Dec 10, 4:45 AM MST	Snow Advisory	GJT	Delta, Eagle, Garfield, Mesa, Moffat, Montrose and 5 more	36 hr
Dec 10, 4:45 AM MST	Winter Storm Warning	GJT	Archuleta, Delta, Dolores, Garfield, Gunnison, Hinsdale and 7 more	36 hr
Dec 10, 11:52 AM MST	Snow Advisory	PUB	Alamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 8 more	27 hr
Dec 10, 11:52 AM MST	Winter Weather Advisory	PUB	Baca, Bent, Kiowa, Prowers	23 hr
Dec 10, 12:05 PM MST	Snow Advisory	GLD	Cheyenne, Kit Carson, Yuma	28 hr
Dec 10, 1:05 PM MST	Snow Advisory	BOU	Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 11 more	26 hr
Dec 12, 1:36 AM MST	Dense Fog Advisory	BOU	Larimer, Logan, Morgan, Phillips, Sedgwick, Washington and 1 more	7 hr
Dec 12, 5:31 PM MST	Blowing Snow Advisory	BOU	Boulder, Broomfield, Jefferson	9 hr
Dec 13, 12:09 PM MST	Snow Advisory	BOU	Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 7 more	16 hr
Dec 13, 3:03 PM MST	Snow Advisory	PUB	Chaffee, Lake, Saguache	25 hr
Dec 13, 3:06 PM MST	Snow Advisory	GLD	Kit Carson, Yuma	36 hr
Dec 13, 3:33 PM MST	Snow Advisory	GJT	Delta, Eagle, Garfield, Gunnison, Hinsdale, Mesa and 7 more	25 hr
Dec 16, 1:55 PM MST	High Wind Watch	BOU	Boulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more	14 hr
Dec 20, 4:42 AM MST	Snow and Blowing Snow Advisory	GJT	Delta, Eagle, Garfield, Gunnison, Hinsdale, Mesa and 7 more	37 hr
Dec 20, 4:42 AM MST	Snow Advisory	GJT	Garfield, Moffat, Rio Blanco, Routt	37 hr
Dec 20, 2:59 PM MST	Snow and Blowing Snow Advisory	PUB	Alamosa, Baca, Bent, Chaffee, Conejos, Costilla and 13 more	38 hr
Dec 20, 2:59 PM MST	Winter Storm Watch	PUB	Baca, Bent, Costilla, Custer, Fremont, Huerfano and 4 more	14 hr
Dec 21, 4:12 AM MST	Snow and Blowing Snow Advisory	BOU	Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 6 more	21 hr
Dec 21, 4:25 AM MST	Winter Storm Warning	GJT	Eagle, Garfield, Moffat, Rio Blanco, Routt	13 hr
Dec 21, 4:48 AM MST	Winter Storm Warning	PUB	Costilla, Custer, Fremont, Huerfano, Las Animas, Pueblo	24 hr
Dec 21, 3:00 PM MST	Snow and Blowing Snow Advisory	GLD	Kit Carson	19 hr
Dec 22, 3:34 AM MST	Wind Advisory	GLD	Cheyenne, Kit Carson	6 hr
Dec 23, 2:29 AM MST	High Wind Warning	BOU	Boulder, Clear Creek, Douglas, Gilpin, Jefferson, Larimer and 1 more	5 hr
Dec 23, 5:20 AM MST	Snow and Blowing Snow Advisory	BOU	Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more	6 hr
Dec 24, 4:28 AM MST	Snow and Blowing Snow Advisory	GJT	Delta, Eagle, Garfield, Gunnison, Moffat, Montrose and 3 more	38 hr
Dec 24, 4:28 AM MST	Snow Advisory	GJT	Delta, Mesa, Moffat, Montrose, Ouray, Rio Blanco and 2 more	38 hr
Dec 24, 2:33 PM MST	Snow and Blowing Snow Advisory	BOU	Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 16 more	25 hr
Dec 24, 9:22 PM MST	Snow and Blowing Snow Advisory	PUB	Alamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 6 more	25 hr
Dec 25, 8:23 AM MST	Winter Storm Warning	BOU	Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 7 more	7 hr
Dec 25, 8:49 AM MST	Winter Storm Warning	GJT	Delta, Garfield, Mesa, Moffat, Routt	9 hr
Dec 25, 9:55 AM MST	Snow and Blowing Snow Advisory	GLD	Kit Carson, Yuma	12 hr
Dec 25, 12:07 PM MST	Heavy Snow Warning	GJT	Delta, Gunnison, Hinsdale, Mesa, Montrose, Ouray and 1 more	6 hr
Dec 25, 3:26 PM MST	Snow and Blowing Snow Advisory	BOU	Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 7 more	6 hr
Dec 26, 3:52 AM MST	Winter Storm Watch	GLD	Cheyenne, Kit Carson, Yuma	9 hr
Dec 26, 4:22 AM MST	Winter Storm Watch	PUB	Alamosa, Baca, Bent, Chaffee, Conejos, Costilla and 15 more	18 hr
Dec 26, 4:44 AM MST	Heavy Snow Warning	GJT	Delta, Garfield, Gunnison, Hinsdale, Mesa, Montrose and 2 more	37 hr
Dec 26, 4:44 AM MST	Snow Advisory	GJT	Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more	37 hr
Dec 26, 4:56 AM MST	Winter Storm Watch	BOU	Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 9 more	15 hr
Dec 26, 12:33 PM MST	Heavy Snow Warning	GLD	Cheyenne, Kit Carson, Yuma	32 hr
Dec 26, 3:24 PM MST	Snow and Blowing Snow Advisory	PUB	Chaffee, Conejos, Custer, El Paso, Fremont, Huerfano and 6 more	23 hr
Dec 26, 7:32 PM MST	Snow and Blowing Snow Advisory	BOU	Boulder, Larimer, Logan, Phillips, Sedgwick, Weld	9 hr
Dec 26, 7:32 PM MST	Winter Storm Warning	BOU	Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 8 more	24 hr
Dec 26, 10:05 PM MST	Winter Storm Warning	PUB	Alamosa, Baca, Bent, Chaffee, Costilla, Crowley and 11 more	22 hr
Dec 27, 4:21 AM MST	Snow Advisory	BOU	Boulder, Clear Creek, Douglas, Gilpin, Jefferson, Larimer and 5 more	15 hr
Dec 27, 12:23 PM MST	Mesoscale Discussion	SPC	Baca, Bent, Cheyenne, Crowley, Kiowa, Lincoln and 2 more	3 hr
Dec 27, 8:36 PM MST	Winter Weather Advisory	GLD	Cheyenne, Kit Carson	5 hr
Dec 29, 4:12 AM MST	High Wind Watch	PUB	Alamosa, Costilla, Custer, El Paso, Fremont, Huerfano and 4 more	24 hr
Dec 29, 4:15 AM MST	High Wind Watch	BOU	Boulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more	10 hr
Dec 29, 1:44 PM MST	Blowing Snow Advisory	BOU	Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Douglas and 12 more	51 hr
Dec 29, 1:44 PM MST	Snow and Blowing Snow Advisory	BOU	Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more	51 hr
Dec 29, 2:50 PM MST	High Wind Warning	PUB	Alamosa, Costilla, Custer, El Paso, Fremont, Huerfano and 4 more	32 hr
Dec 29, 3:05 PM MST	Snow and Blowing Snow Advisory	PUB	Chaffee, Lake, Saguache	37 hr
Dec 29, 3:57 PM MST	Snow and Blowing Snow Advisory	GJT	Delta, Eagle, Garfield, Gunnison, Hinsdale, Mesa and 7 more	36 hr
Dec 30, 11:15 AM MST	Heavy Snow Warning	GJT	Routt	17 hr
Dec 30, 11:15 AM MST	Winter Storm Warning	GJT	Eagle, Garfield, Moffat, Rio Blanco, Routt	17 hr
Dec 30, 3:43 PM MST	Winter Storm Warning	BOU	Grand, Jackson	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
Mesoscale Discussion	1
Flooding
Flash Flood Watch	2
Winter
Heavy Snow Warning	11
Winter Storm Warning	13
Winter Storm Watch	9
Blowing Snow Advisory	2
Freezing Rain Advisory	2
Snow Advisory	20
Snow and Blowing Snow Advisory	16
Winter Weather Advisory	8
Wind and dust
High Wind Warning	3
High Wind Watch	4
Wind Advisory	1
Fire
Red Flag Warning	1
Fog and smoke
Dense Fog Advisory	1

By county

Every county with at least one alert. A county page lists each alert that covered it.

24 more counties

Nearby

Alerts in force now Tornadoes on record 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.