Winter Advisories Issued for 7 Western US States This Weekend | Up To 60″ of Snow Forecast!

PINK = Winter Storm Warning. BLUE = Winter Storm Watch. PURPLE = Winter Weather Advisory. CA, OR, WA, NV, ID, MT, WY all have Winter Advisories this weekend. image: noaa, 9/28/19

NOAA has issued Winter Advisories in 7 Western US States this weekend.

California, Nevada, Oregon, Washington, Idaho, Montana, & Wyoming all have Winter Advisories that are active for Saturday and Sunday.

In Glacier National Park, Montana, up to 60″ (5-Feet) of snow is forecast to fall and NOAA has repeatedly called this weekend’s storm in Montana “Historic”.

Humans in East Glacier, MT are already reporting 17″ of snowfall already this morning (see photo below).

* WHAT...Heavy snow occurring. Additional snow accumulations of 15 to 36 inches at lower elevations, and 3 to 5 feet in the mountains. Winds gusting as high as 50 mph. - NOAA, Great Falls MT, 9/28/19 
The historic winter storm is still on track to impact the Northern Rockies through the weekend and on into the first part of the work week. - NOAA, Great Falls MT, 9/28/19
4-Day GEM snowfall model showing big snow the Western USA. image: tropicaltidbits.com
  • Glacier National Park, MT:  36-60″
  • Schweitzer, ID:  10-18″
  • Jackson Hole, WY:  4-18″
  • Grand Targhee, WY: 4-18″
  • Ruby Mountain Heli, NV: 6-12″
  • Big Sky, MT:  4-12″
  • Timberline, OR: 1-10″
  • Sun Valley, ID:  3-7″
  • Mt. Bachelor, OR:  3-6″
  • Squaw Alpine, CA: 1-4″
High snowfall probability across Western USA on Monday. image: noaa, 9/2819
Snow forecast for USA this weekend. image: noaa, 9/28/19
image: noaa, great falls mt, 9/28/19

Big Sky ski resort is forecast to see 4-12″ of snow this weekend and there are rumors that this snow may be the beginning of their 2019/20 snowpack.

* WHAT...Snow expected. Total snow accumulations of 1 to 4 inches at most lower elevations, and 4 to 12 inches in the mountains. Winds gusting as high as 40 mph. - NOAA, Great Falls MT, 9/28/19

Glacier National Park is forecast to see up to 60″ of snow this weekend:

.DISCUSSION...The historic winter storm is still on track to impact the Northern Rockies through the weekend and on into the first part of the work week. The impacts from this storm have been discussed numerous times over the past several days and should continue to be heeded. - NOAA, Great Falls MT, 9/28/19 
* WHAT...Heavy snow occurring. Additional snow accumulations of 15 to 36 inches at lower elevations, and 3 to 5 feet in the mountains. Winds gusting as high as 50 mph. - NOAA, Great Falls MT, 9/28/19
* IMPACTS...Extreme impacts are possible. Widespread tree damage is possible due to the heavy, wet snow falling onto trees with foliage. Downed power lines are also possible, resulting in widespread power outages. Agricultural interests; outdoor recreational interests, including camping and hunting activities; and travel will also be negatively impacted. - NOAA, Great Falls MT, 9/28/19
Glacier National Park, MT Grinnell Point at 11:31am 9/28/19.
17″ of snow on the ground in East Glacier, MT already this morning. image: Carlene via NBC Montana
image: noaa, riverton wy, 9/28/19

Jackson Hole ski resort is forecast to see 4-18″ of snow this weekend:

* WHAT...Heavy snow expected. 4 to 8 inches of snow between 8500 and 10000 feet, and up to 18 inches above 10000 feet. Isolated higher amounts on peaks. - NOAA, Riverton WY, 9/28/19

Grand Targhee ski resort is forecast to see 4-18″ of snow this weekend:

* WHAT...Heavy snow expected. 4 to 8 inches of snow between 8500  and 10000 feet, and up to 18 inches above 10000 feet. Isolated higher amounts on peaks. - NOAA, Riverton WY, 9/28/19
Summit of Teton Lift at Jackson Hole, WY at 11:33am 9/28/19. image: jhmr
image: noaa, missoula mt, 9/28/19

Schweitzer ski resort is forecast to see 10-18″ of snow this weekend:

* WHAT...Heavy snow expected. Total snow accumulations of 10 to 18 inches. Winds gusting as high as 55 to 60 mph. Wind chills in the teens to lower 20s. - NOAA, Spokane WA, 9/28/19 

Sun Valley ski resort is forecast to see 3-8″ of snow this weekend:

* WHAT...A mix of rain and snow is likely. Snow accumulations of 3 to 8 inches are expected above about 7,000 feet across the Central Mountains and Montana border region including Banner, Galena, and Willow Creek Summits, and Monida, Raynolds, and Targhee Passes, with 1 to 3 inches down to valley floors including Stanley, Ketchum, Sun Valley, Challis, Mackay, and Island Park. A dusting to 1 inch of snow is possible in Dubois and Arco. - NOAA, Spokane WA, 9/28/19
Schweitzer ski resort, ID on 9/28/19. image: schweitzer
image: noaa, spokane wa, 9/28/19

Some areas of northern Washington are forecast to see 8-18″ of snow this weekend:

.A cold storm system will bring the potential for heavy snow in the mountains this weekend. The most significant accumulations will occur above 3000 feet, however snow levels will lower to valley floors by Saturday morning with accumulating valley snow expected overnight Saturday. * WHAT...Heavy snow expected. Total snow accumulations of 8 to 18 inches. Winds gusting as high as 45 mph. Wind chills in the teens to lower 20s. - NOAA, Spokane WA, 9/28/19
Stevens Summit, WA 9/27/19.
image: noaa, portland or, 9/28/19

Timberline Lodge ski resort is forecast to see 1-10″ of snow this weekend:

* WHAT...Snow showers today through Sunday. Total accumulations of 1 to 4 inches possible on the major passes. However, 5 to 10 inches of snow are likely on the higher ridges and peaks. * WHERE...elevations above 4000 feet in the Cascades of South Washington, the North Oregon Cascades, and Cascades in Lane County. - NOAA, Portland OR, 9/28/19

Timberline Lodge ski resort is forecast to see 3-6″ of snow this weekend:

* WHAT...Snow expected above 3500 feet. Total snow accumulations of 3 to 6 inches with heavier amounts near the crest. - NOAA,Pendleton OR, 9/28/19
Mt. Hood, OR today. image: timberline lodge, or
image: noaa, elko nv, 9/28/19

Ruby Mountain Heli  is forecast to see 6-12″ of snow this weekend:

* WHAT...Snow expected. Total snow accumulations of up to 6 inches expected. Above 8000 feet...amounts will range from 6 to 12 inches.  - NOAA, Elko NV, 9/28/19
PURPLE = Winter Weather Advisory. Ruby Mountains, NV are purple.  image: noaa, 9/28/19
image: noaa, sacramento ca, 9/28/19

Squaw Alpine ski resort is forecast to see 1-4″ of snow this weekend:

* WHAT...Snow expected above 7000 feet. Total snow accumulations of 1 to 4 inches. Generally up to an inch or so below 7000 feet. Winds gusting as high as 60 mph. - NOAA, Reno NV, 9/28/19
Mammoth Mountain, CA 9/28/19. image: mammoth