Weather alerts in Montana, December 2015

90 weather alerts in December 2015, 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 2015. Tap one for its archive.

Alerts: 90
Warnings: 14
Watches: 9
Advisories: 45
Busiest day: December 9, 201512 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, 8:14 AM MST	Special Weather Statement	TFX	Broadwater	2 hr
Dec 3, 7:57 AM MST	Winter Weather Advisory	MSO	Flathead, Granite, Lake, Lincoln, Mineral, Missoula and 3 more	27 hr
Dec 4, 12:06 AM MST	Winter Storm Warning	MSO	Mineral, Missoula, Sanders	11 hr
Dec 4, 2:57 AM MST	Wind Advisory	BYZ	Park	8 hr
Dec 4, 5:29 PM MST	Special Weather Statement	MSO	Deer Lodge	31 min
Dec 4, 6:07 PM MST	Special Weather Statement	MSO	Deer Lodge, Silver Bow	83 min
Dec 4, 6:41 PM MST	Winter Weather Advisory	MSO	Deer Lodge, Granite, Missoula, Powell, Ravalli, Silver Bow	14 hr
Dec 5, 2:40 AM MST	Wind Advisory	BYZ	Park, Stillwater, Sweet Grass	4 days
Dec 6, 3:17 AM MST	High Wind Watch	TFX		24 hr
Dec 6, 1:51 PM MST	High Wind Warning	TFX		4 days
Dec 7, 2:42 AM MST	High Wind Warning	GGW	Phillips	19 hr
Dec 7, 3:21 AM MST	High Wind Warning	BYZ	Golden Valley, Wheatland	24 hr
Dec 7, 4:40 AM MST	Winter Weather Advisory	MSO	Granite, Mineral, Missoula, Ravalli, Sanders	18 hr
Dec 7, 10:59 AM MST	Flood Watch	MSO	Flathead, Granite, Lake, Lincoln, Mineral, Missoula and 2 more	23 hr
Dec 7, 2:26 PM MST	High Wind Watch	GGW	Dawson, Garfield, McCone, Petroleum, Phillips, Prairie and 2 more	37 hr
Dec 7, 6:03 PM MST	Winter Weather Advisory	TFX		9 hr
Dec 7, 8:20 PM MST	Areal Flood Advisory	MSO	Missoula, Ravalli	24 hr
Dec 8, 11:14 PM MST	High Wind Warning	BYZ	Carbon, Golden Valley, Park, Stillwater, Sweet Grass, Wheatland	19 hr
Dec 9, 3:30 AM MST	High Wind Warning	GGW	Dawson, Garfield, McCone, Petroleum, Phillips, Prairie and 3 more	29 hr
Dec 9, 4:03 AM MST	High Wind Watch	BYZ	Carbon	8 hr
Dec 9, 8:19 AM MST	Wind Advisory	MSO	Deer Lodge, Flathead, Granite, Lake, Lincoln, Mineral and 5 more	9 hr
Dec 9, 8:46 AM MST	Areal Flood Advisory	MSO	Lincoln	9 hr
Dec 9, 9:46 AM MST	Areal Flood Advisory	MSO	Lincoln	8 hr
Dec 9, 11:28 AM MST	Special Weather Statement	MSO	Granite	32 min
Dec 9, 11:54 AM MST	Special Weather Statement	MSO	Silver Bow	66 min
Dec 9, 12:09 PM MST	Special Weather Statement	TFX	Cascade	36 min
Dec 9, 12:35 PM MST	Special Weather Statement	TFX	Broadwater, Jefferson	40 min
Dec 9, 1:05 PM MST	Special Weather Statement	TFX	Judith Basin, Meagher	40 min
Dec 9, 3:46 PM MST	Special Weather Statement	BYZ	Big Horn, Carbon, Musselshell, Rosebud, Treasure, Yellowstone	119 min
Dec 10, 3:23 AM MST	Winter Weather Advisory	MSO	Deer Lodge, Flathead, Granite, Lake, Mineral, Missoula and 4 more	30 hr
Dec 10, 3:52 AM MST	Winter Weather Advisory	TFX		18 hr
Dec 10, 9:56 AM MST	Winter Weather Advisory	GGW	Phillips, Valley	23 hr
Dec 10, 8:55 PM MST	Freezing Fog Advisory	TFX		11 hr
Dec 11, 5:34 AM MST	Special Weather Statement	TFX	Chouteau, Hill, Liberty	56 min
Dec 11, 2:47 PM MST	Winter Storm Watch	MSO	Deer Lodge, Granite, Lake, Mineral, Missoula, Powell and 3 more	24 hr
Dec 11, 8:47 PM MST	Freezing Fog Advisory	TFX		11 hr
Dec 11, 9:51 PM MST	Dense Fog Advisory	GGW	Dawson, McCone, Phillips, Prairie, Richland, Valley	13 hr
Dec 12, 3:12 AM MST	Winter Storm Watch	TFX		24 hr
Dec 12, 7:22 AM MST	Freezing Rain Advisory	GGW	McCone, Roosevelt, Valley	3 hr
Dec 12, 2:06 PM MST	Winter Storm Watch	BYZ	Big Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 8 more	49 hr
Dec 12, 2:26 PM MST	Winter Storm Watch	GGW	Garfield, McCone, Petroleum, Phillips, Prairie, Valley	24 hr
Dec 12, 2:45 PM MST	Winter Storm Warning	MSO	Deer Lodge, Granite, Lake, Mineral, Missoula, Powell and 3 more	56 hr
Dec 12, 2:45 PM MST	Winter Weather Advisory	MSO	Flathead, Granite, Lake, Lincoln, Mineral, Missoula and 3 more	50 hr
Dec 12, 3:03 PM MST	Winter Weather Advisory	TFX		30 hr
Dec 12, 3:56 PM MST	Dense Fog Advisory	GGW	Daniels, Dawson, Garfield, McCone, Phillips, Prairie and 4 more	17 hr
Dec 12, 8:36 PM MST	Wind Advisory	BYZ	Park	15 hr
Dec 13, 3:28 AM MST	Winter Storm Warning	TFX		46 hr
Dec 13, 1:49 PM MST	Winter Storm Warning	BYZ	Big Horn, Carbon, Custer, Golden Valley, Musselshell, Park and 6 more	56 hr
Dec 13, 2:20 PM MST	Winter Storm Warning	GGW	Garfield, McCone, Petroleum, Phillips, Prairie, Valley	42 hr
Dec 14, 3:07 AM MST	Winter Weather Advisory	GGW	Daniels, Dawson, Phillips, Prairie, Richland, Roosevelt and 2 more	35 hr
Dec 14, 2:39 PM MST	Winter Weather Advisory	BYZ	Carter, Fallon	31 hr
Dec 15, 10:35 AM MST	Winter Weather Advisory	MSO	Deer Lodge, Flathead, Granite, Lake, Lincoln, Mineral and 5 more	46 hr
Dec 16, 3:12 AM MST	Winter Weather Advisory	BYZ	Carbon	21 hr
Dec 16, 3:41 AM MST	Winter Weather Advisory	TFX		13 hr
Dec 16, 7:52 AM MST	Winter Storm Warning	MSO	Flathead, Lake, Sanders	7 hr
Dec 16, 4:54 PM MST	Winter Weather Advisory	TFX		4 hr
Dec 17, 11:39 AM MST	Winter Storm Watch	MSO	Granite, Lake, Missoula, Powell, Ravalli	16 hr
Dec 17, 11:39 AM MST	Winter Storm Warning	MSO	Mineral, Missoula, Sanders	24 hr
Dec 17, 11:39 AM MST	Winter Weather Advisory	MSO	Deer Lodge, Flathead, Granite, Lake, Lincoln, Mineral and 5 more	59 hr
Dec 17, 4:52 PM MST	Special Weather Statement	BYZ	Sweet Grass	6 hr
Dec 17, 10:49 PM MST	Winter Weather Advisory	BYZ	Park, Stillwater, Sweet Grass	16 hr
Dec 18, 7:57 AM MST	Blizzard Warning	BYZ	Park	7 hr
Dec 18, 2:31 PM MST	Wind Advisory	BYZ	Park	13 hr
Dec 19, 2:44 AM MST	Winter Weather Advisory	GGW	Daniels, Phillips, Roosevelt, Sheridan, Valley	11 hr
Dec 19, 2:44 AM MST	Freezing Rain Advisory	GGW	Dawson, McCone, Richland	7 hr
Dec 19, 12:26 PM MST	Winter Weather Advisory	TFX		9 hr
Dec 19, 10:48 PM MST	Special Weather Statement	BYZ	Golden Valley, Musselshell, Stillwater, Sweet Grass	4 hr
Dec 20, 3:12 AM MST	Special Weather Statement	TFX	Broadwater	3 hr
Dec 20, 8:12 AM MST	Special Weather Statement	TFX	Broadwater, Jefferson	78 min
Dec 20, 8:26 AM MST	Dense Fog Advisory	GGW	Daniels, Phillips, Richland, Roosevelt, Sheridan, Valley	24 hr
Dec 20, 9:14 AM MST	Dense Fog Advisory	BYZ	Carter, Custer, Fallon, Rosebud, Treasure	3 hr
Dec 20, 2:31 PM MST	Winter Storm Warning	MSO	Flathead, Granite, Lincoln, Mineral, Missoula, Ravalli and 1 more	43 hr
Dec 20, 2:31 PM MST	Winter Weather Advisory	MSO	Deer Lodge, Flathead, Granite, Lake, Lincoln, Mineral and 5 more	47 hr
Dec 20, 6:23 PM MST	Winter Weather Advisory	TFX		33 hr
Dec 20, 9:36 PM MST	Wind Advisory	BYZ	Park, Stillwater, Sweet Grass	5 hr
Dec 21, 2:18 PM MST	Winter Weather Advisory	GGW	Phillips	18 hr
Dec 22, 2:07 PM MST	Special Weather Statement	TFX	Blaine, Chouteau, Hill	83 min
Dec 22, 2:08 PM MST	Special Weather Statement	MSO	Mineral, Missoula, Powell	52 min
Dec 22, 2:11 PM MST	Special Weather Statement	MSO	Deer Lodge, Granite	64 min
Dec 22, 2:12 PM MST	Special Weather Statement	MSO	Lake	63 min
Dec 22, 2:24 PM MST	Winter Weather Advisory	GGW	Daniels, Sheridan, Valley	20 hr
Dec 22, 2:47 PM MST	Winter Weather Advisory	MSO	Flathead, Granite, Lake, Lincoln, Mineral, Missoula and 3 more	53 hr
Dec 22, 3:19 PM MST	Special Weather Statement	MSO	Missoula, Powell	56 min
Dec 22, 4:45 PM MST	Special Weather Statement	MSO	Missoula	60 min
Dec 24, 8:44 AM MST	Freezing Fog Advisory	TFX		22 hr
Dec 25, 12:42 PM MST	Winter Weather Advisory	MSO	Flathead, Lake, Sanders	21 hr
Dec 25, 5:11 PM MST	Special Weather Statement	MSO	Mineral, Missoula	79 min
Dec 28, 10:25 AM MST	Winter Weather Advisory	MSO	Deer Lodge, Flathead, Granite, Lake, Mineral, Missoula and 4 more	25 hr
Dec 29, 6:23 AM MST	Special Weather Statement	BYZ	Stillwater, Yellowstone	3 hr
Dec 29, 7:23 AM MST	Winter Weather Advisory	BYZ	Golden Valley, Musselshell, Stillwater	11 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
Special Weather Statement	22
Flooding
Flood Watch	1
Areal Flood Advisory	3
Winter
Blizzard Warning	1
Winter Storm Warning	8
Winter Storm Watch	5
Freezing Rain Advisory	2
Winter Weather Advisory	27
Wind and dust
High Wind Warning	5
High Wind Watch	3
Wind Advisory	6
Fog and smoke
Dense Fog Advisory	4
Freezing Fog Advisory	3

By county

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

7 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2014 2016

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.