Weather alerts in Montana, December 2007

86 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: 86
Warnings: 22
Watches: 20
Advisories: 44
Busiest day: December 23, 200710 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
Dec 1, 5:07 AM MST	Winter Storm Watch	TFX		9 hr
Dec 1, 7:00 AM MST	Snow Advisory	BYZ	Big Horn, Carbon, Carter, Golden Valley, Musselshell, Powder River and 3 more	13 hr
Dec 1, 1:58 PM MST	Heavy Snow Warning	MSO	Flathead, Granite, Lake, Lincoln, Mineral, Missoula and 3 more	48 hr
Dec 1, 2:04 PM MST	Winter Storm Warning	TFX		68 hr
Dec 1, 2:10 PM MST	High Wind Watch	TFX		23 hr
Dec 1, 8:58 PM MST	Winter Storm Warning	MSO	Flathead, Granite, Lake, Mineral, Missoula, Powell and 2 more	44 hr
Dec 1, 9:34 PM MST	Wind Chill Advisory	TFX		8 hr
Dec 2, 3:55 AM MST	High Wind Warning	BYZ	Golden Valley, Park, Stillwater, Sweet Grass, Wheatland	65 hr
Dec 2, 10:42 AM MST	Wind Advisory	MSO	Deer Lodge, Granite, Powell, Silver Bow	3 hr
Dec 2, 1:28 PM MST	High Wind Warning	TFX		9 hr
Dec 2, 7:05 PM MST	Snow and Blowing Snow Advisory	MSO	Missoula, Ravalli	9 hr
Dec 2, 9:46 PM MST	Wind Advisory	MSO	Flathead, Lake, Sanders	29 hr
Dec 2, 9:50 PM MST	Winter Storm Warning	BYZ	Carbon, Park, Stillwater, Sweet Grass	30 hr
Dec 2, 11:55 PM MST	Blowing Snow Advisory	TFX		10 hr
Dec 3, 4:28 AM MST	High Wind Warning	TFX		29 hr
Dec 5, 4:20 AM MST	Winter Weather Advisory	TFX		23 hr
Dec 6, 2:45 PM MST	Wind Chill Advisory	GGW	Daniels, Sheridan, Valley	13 hr
Dec 7, 3:26 AM MST	Winter Storm Watch	BYZ	Carbon, Park, Stillwater, Sweet Grass	18 hr
Dec 7, 2:57 PM MST	Snow Advisory	TFX		6 hr
Dec 9, 2:41 PM MST	Wind Advisory	BYZ	Park, Stillwater, Sweet Grass	7 hr
Dec 9, 3:05 PM MST	Snow Advisory	TFX		26 hr
Dec 9, 4:57 PM MST	Snow Advisory	MSO	Flathead, Granite, Lake, Mineral, Missoula, Powell and 2 more	17 hr
Dec 10, 3:39 AM MST	Snow Advisory	BYZ	Carbon, Stillwater, Sweet Grass	15 hr
Dec 11, 3:39 AM MST	Wind Advisory	BYZ	Park, Stillwater, Sweet Grass	35 hr
Dec 11, 4:48 AM MST	High Wind Watch	TFX		4 hr
Dec 11, 8:54 AM MST	High Wind Warning	TFX		30 hr
Dec 13, 2:23 PM MST	Winter Storm Watch	MSO	Flathead, Granite, Lake, Mineral, Missoula, Ravalli and 1 more	24 hr
Dec 14, 3:43 AM MST	Wind Advisory	BYZ	Park, Stillwater, Sweet Grass	45 hr
Dec 14, 2:03 PM MST	Heavy Snow Warning	MSO	Flathead, Lake, Mineral, Missoula, Sanders	27 hr
Dec 14, 2:03 PM MST	Snow Advisory	MSO	Flathead, Granite, Lake, Lincoln, Missoula, Powell and 2 more	27 hr
Dec 15, 4:30 AM MST	Snow and Blowing Snow Advisory	TFX		23 hr
Dec 16, 2:11 PM MST	Snow Advisory	MSO	Flathead, Granite, Lake, Lincoln, Mineral, Missoula and 2 more	26 hr
Dec 16, 3:33 PM MST	Wind Advisory	BYZ	Park, Stillwater, Sweet Grass	18 hr
Dec 16, 8:35 PM MST	High Wind Watch	TFX		6 hr
Dec 16, 8:39 PM MST	Snow and Blowing Snow Advisory	TFX		23 hr
Dec 17, 2:08 PM MST	Winter Storm Watch	MSO	Flathead, Lincoln, Sanders	6 hr
Dec 17, 7:49 PM MST	Heavy Snow Warning	MSO	Flathead, Lincoln, Sanders	33 hr
Dec 17, 7:49 PM MST	Snow Advisory	MSO	Flathead, Granite, Lake, Mineral, Missoula, Powell and 2 more	33 hr
Dec 17, 8:54 PM MST	Snow and Blowing Snow Advisory	TFX		27 hr
Dec 18, 4:03 AM MST	High Wind Watch	TFX		15 hr
Dec 18, 2:39 PM MST	Winter Storm Watch	MSO	Granite, Mineral, Missoula, Ravalli, Sanders	22 hr
Dec 18, 7:30 PM MST	High Wind Warning	TFX		4 hr
Dec 18, 8:57 PM MST	Winter Storm Watch	TFX		13 hr
Dec 18, 11:06 PM MST	Wind Advisory	BYZ	Park, Stillwater, Sweet Grass	4 hr
Dec 18, 11:24 PM MST	Winter Storm Warning	TFX		46 hr
Dec 19, 4:28 AM MST	Heavy Snow Warning	MSO	Flathead, Granite, Lake, Mineral, Missoula, Ravalli and 1 more	35 hr
Dec 19, 12:26 PM MST	Snow Advisory	MSO	Flathead, Granite, Lake, Lincoln, Missoula, Powell and 1 more	27 hr
Dec 19, 2:46 PM MST	Winter Weather Advisory	TFX		30 hr
Dec 19, 5:08 PM MST	Wind Advisory	BYZ	Park, Stillwater, Sweet Grass	11 hr
Dec 19, 9:16 PM MST	Winter Storm Warning	BYZ	Carbon, Park, Stillwater, Sweet Grass	27 hr
Dec 20, 4:35 AM MST	Snow Advisory	BYZ	Carter, Fallon, Powder River	32 hr
Dec 22, 2:14 AM MST	High Wind Watch	BYZ	Park, Stillwater, Sweet Grass	25 hr
Dec 22, 4:19 AM MST	High Wind Watch	TFX		24 hr
Dec 22, 4:35 AM MST	Winter Storm Watch	TFX		33 hr
Dec 22, 4:50 AM MST	Snow Advisory	MSO	Mineral, Missoula, Sanders	26 hr
Dec 22, 4:50 AM MST	Winter Storm Watch	MSO	Granite, Mineral, Missoula, Ravalli, Sanders	33 hr
Dec 22, 5:33 PM MST	Wind Advisory	BYZ	Park, Stillwater, Sweet Grass	12 hr
Dec 23, 2:54 AM MST	High Wind Warning	BYZ	Park, Stillwater, Sweet Grass	30 hr
Dec 23, 3:26 AM MST	Winter Storm Watch	BYZ	Carbon, Park, Stillwater, Sweet Grass	12 hr
Dec 23, 4:09 AM MST	Winter Storm Warning	TFX		41 hr
Dec 23, 4:13 AM MST	High Wind Watch	TFX		9 hr
Dec 23, 4:13 AM MST	High Wind Warning	TFX		34 hr
Dec 23, 1:35 PM MST	Snow and Blowing Snow Advisory	TFX		31 hr
Dec 23, 1:53 PM MST	Heavy Snow Warning	MSO	Flathead, Granite, Lake, Mineral, Missoula, Ravalli and 1 more	24 hr
Dec 23, 1:53 PM MST	Snow Advisory	MSO	Flathead, Granite, Lincoln, Missoula, Ravalli, Sanders	27 hr
Dec 23, 3:18 PM MST	Winter Storm Warning	BYZ	Carbon, Park, Stillwater, Sweet Grass	37 hr
Dec 23, 9:28 PM MST	Snow Advisory	BYZ	Carter, Park, Powder River, Rosebud, Stillwater, Sweet Grass	30 hr
Dec 24, 2:36 AM MST	Freezing Rain Advisory	MSO	Missoula, Ravalli	3 hr
Dec 25, 2:43 PM MST	Snow Advisory	MSO	Granite, Mineral, Missoula, Ravalli, Sanders	31 hr
Dec 26, 2:39 AM MST	Wind Advisory	BYZ	Park, Stillwater, Sweet Grass	6 hr
Dec 27, 2:25 PM MST	Snow Advisory	MSO	Granite, Mineral, Missoula, Ravalli, Sanders	36 hr
Dec 27, 2:25 PM MST	Winter Storm Watch	MSO	Deer Lodge, Flathead, Granite, Lake, Mineral, Missoula and 4 more	36 hr
Dec 28, 3:40 AM MST	Winter Storm Watch	TFX		23 hr
Dec 28, 2:49 PM MST	Heavy Snow Warning	MSO	Deer Lodge, Flathead, Granite, Lincoln, Powell, Sanders and 1 more	48 hr
Dec 28, 3:04 PM MST	Winter Storm Watch	BYZ	Carbon, Park, Stillwater, Sweet Grass, Wheatland	36 hr
Dec 29, 2:27 AM MST	Winter Storm Warning	MSO	Flathead, Granite, Lake, Mineral, Missoula, Powell and 2 more	36 hr
Dec 29, 2:50 AM MST	Winter Storm Watch	TFX		25 hr
Dec 29, 2:50 AM MST	Winter Storm Warning	TFX		36 hr
Dec 29, 5:23 AM MST	Snow Advisory	MSO	Flathead, Lake, Missoula, Ravalli, Sanders	7 hr
Dec 29, 3:18 PM MST	Snow and Blowing Snow Advisory	MSO	Flathead, Granite, Lake, Mineral, Missoula, Powell and 2 more	29 hr
Dec 29, 3:18 PM MST	Snow Advisory	MSO	Flathead, Lake, Missoula, Ravalli, Sanders	24 hr
Dec 30, 3:08 AM MST	Wind Advisory	BYZ	Park	12 hr
Dec 30, 2:52 PM MST	Snow and Blowing Snow Advisory	TFX		12 hr
Dec 30, 3:01 PM MST	Snow and Blowing Snow Advisory	BYZ	Carter, Golden Valley, Powder River, Rosebud, Wheatland	33 hr
Dec 30, 6:19 PM MST	Snow Advisory	MSO	Granite, Mineral, Missoula, Ravalli, Sanders	9 hr
Dec 31, 8:34 AM MST	Snow and Blowing Snow Advisory	TFX		6 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

Product	Alerts
Winter
Heavy Snow Warning	6
Winter Storm Warning	9
Winter Storm Watch	13
Blowing Snow Advisory	1
Freezing Rain Advisory	1
Snow Advisory	18
Snow and Blowing Snow Advisory	9
Winter Weather Advisory	2
Cold
Wind Chill Advisory	2
Wind and dust
High Wind Warning	7
High Wind Watch	7
Wind Advisory	11

By county

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

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. Warning verification from the Mesonet's Cow. Rebuilt daily.