A lee side surface trough over southern Alberta deepened in response to a rapidly approaching short wave aloft. The resulting tight surface gradient produced strong winds along the Rocky Mountain Front and over adjacent plains. Wind gusts over 60 mph were common.

High Wind in LIBERTY, MONTANA
From 17-NOV-15 00:03:00 to 17-NOV-15 00:03:00 (MST-7)
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust to 60 mph was reported at Whitlash 5ESE.

High Wind in HILL, MONTANA
From 17-NOV-15 23:29:00 to 17-NOV-15 23:29:00 (MST-7)
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

A wind gust to 60 mph was reported at Inverness 2E (DOT site).

High Wind in BLAINE, MONTANA
From 17-NOV-15 20:00:00 to 17-NOV-15 20:00:00 (MST-7)
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A wind gust to 61 mph was reported at Chinook 10S.

High Wind in EASTERN PONDERA, MONTANA
From 17-NOV-15 18:34:00 to 17-NOV-15 18:34:00 (MST-7)
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

A wind gust to 62 mph was reported at Conrad 1W.

High Wind in SOUTHERN LEWIS AND CLARK, MONTANA
From 17-NOV-15 15:28:00 to 17-NOV-15 15:28:00 (MST-7)
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

A wind gust to 61 mph was reported at Wolf Creek 15WNW (DOT site).

High Wind in CASCADE, MONTANA
From 17-NOV-15 14:12:00 to 17-NOV-15 14:12:00 (MST-7)
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

A wind gust to 58 mph was reported at Great Falls 5WSW (the Great Falls ASOS site).

High Wind in JUDITH BASIN, MONTANA
From 17-NOV-15 19:30:00 to 17-NOV-15 19:30:00 (MST-7)
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust to 62 mph was reported at Windham 2NW.

High Wind in FERGUS, MONTANA
From 17-NOV-15 22:45:00 to 17-NOV-15 22:45:00 (MST-7)
Magnitude: 61.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

A wind gust to 70 mph was reported at Lewistown 2WSW (ASOS site).

High Wind in BROADWATER, MONTANA
From 18-NOV-15 04:03:00 to 18-NOV-15 04:03:00 (MST-7)
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust to 64 mph was reported at Townsend 3WNW.

High Wind in GALLATIN, MONTANA
From 18-NOV-15 03:41:00 to 18-NOV-15 03:41:00 (MST-7)
Magnitude: 59.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

A wind gust to 68 mph was reported at Bozeman 11E (Bozeman Pass). Sustained winds were 53 mph.

High Wind in MADISON, MONTANA
From 17-NOV-15 18:19:00 to 17-NOV-15 18:19:00 (MST-7)
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

A wind gust to 58 mph was reported at McAllister 4NNE (the Norris Hill DOT site).

High Wind in NORTH ROCKY MOUNTAIN FRONT, MONTANA
From 17-NOV-15 12:58:00 to 17-NOV-15 12:58:00 (MST-7)
Magnitude: 69.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

A wind gust to 80 mph was reported at East Glacier Park 1ENE (the Two Medicine Bridge DOT site).

High Wind in SOUTHERN ROCKY MOUNTAIN FRONT, MONTANA
From 17-NOV-15 15:15:00 to 17-NOV-15 15:15:00 (MST-7)
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust to 58 mph was reported at Bynum.

High Wind in EASTERN GLACIER, MONTANA
From 17-NOV-15 18:14:00 to 17-NOV-15 18:14:00 (MST-7)
Magnitude: 66.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

A wind gust to 76 mph was reported at the Cut Bank ASOS site.

High Wind in TOOLE, MONTANA
From 17-NOV-15 18:47:00 to 17-NOV-15 18:47:00 (MST-7)
Magnitude: 69.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

A wind gust to 80 mph was reported at Sunburst 6NNW. Sustained winds of 56 mph were also reported.

High Wind in EASTERN TETON, MONTANA
From 17-NOV-15 17:06:00 to 17-NOV-15 17:06:00 (MST-7)
Magnitude: 70.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

A wind gust to 81 mph was reported at Pendroy 2NW (DOT site).

High Wind in CHOUTEAU, MONTANA
From 17-NOV-15 20:25:00 to 17-NOV-15 20:25:00 (MST-7)
Magnitude: 55.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind gust to 63 mph was reported at Carter 6WNW.