- In force from
- Oct 10, 10:40 PM MDT
- Until
- Oct 12, 9:00 AM MDT
- Issued
- Oct 10, 10:56 AM MDT
- Updated
- 2 times, last Oct 10, 10:40 PM MDT
- Office
- Great Falls, MT
- Number
- 8 of its kind from this office this year
- Severity
- Severe, Expected, Likely
- Where
- MT
WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT MONDAY
For East Glacier Park Region; Northern High Plains; Southern Rocky Mountain Front; Southern High Plains; Upper Blackfoot and MacDonald Pass; Gates of the Mountains, from Great Falls, MT
- What
- Heavy, wet snow expected. Total snow accumulations between 10 and 20 inches, with the exception of the Lincoln valley where up to 7 inches is expected. Isolated amounts approaching 30 inches within the Bob Marshall Wilderness. Winds gusting as high as 45 mph.
- Where
- Portions of central and north central Montana.
- When
- Until 6 AM MDT Monday.
- Impacts
- Travel could be very difficult. Gusty winds combined with the wet and heavy nature of the snow could bring down tree branches. Isolated power outages are possible.
- Additional details
- Snowfall amounts will vary drastically from grassy surfaces to roadways, most notably at lower elevations, with accumulations on non-grassy surfaces being confined mainly to between the evening through late morning hours.
What to do
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
For Gallatin Valley, from Great Falls, MT
- What
- For the Winter Weather Advisory, wet snow. Total snow accumulations up to two inches. Winds gusting as high as 40 mph. For the Winter Storm Warning, heavy, wet snow expected. Total snow accumulations between 4 and 8 inches.
- Where
- Gallatin Valley.
- When
- For the Winter Weather Advisory, until 6 PM MDT Sunday. For the Winter Storm Warning, from 6 PM Sunday to 9 AM MDT Monday.
- Impacts
- Travel could be very difficult. Gusty winds combined with the wet and heavy nature of the snow could bring down tree branches. Isolated power outages are possible. The hazardous conditions will impact the Monday morning commute.
- Additional details
- Snowfall amounts will vary drastically from grassy surfaces to roadways, most notably at lower elevations, with accumulations on non-grassy surfaces being confined mainly to between the evening through late morning hours.
What to do
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
For Eastern Pondera and Eastern Teton; Cascade County below 5000ft; Judith Basin County and Judith Gap; Meagher County Valleys, from Great Falls, MT
- What
- Heavy, wet snow expected. Total snow accumulations between 7 and 14 inches. Winds gusting as high as 35 mph.
- Where
- Meagher County Valleys, Cascade County below 5000ft, Eastern Pondera and Eastern Teton, and Judith Basin County and Judith Gap.
- When
- Until 6 AM MDT Monday.
- Impacts
- Travel could be very difficult. Gusty winds combined with the wet and heavy nature of the snow could bring down tree branches. Isolated power outages are possible.
- Additional details
- Snowfall amounts will vary drastically from grassy surfaces to roadways, most notably at lower elevations, with accumulations on non-grassy surfaces being confined mainly to between the evening through late morning hours.
What to do
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
For Big Belt, Bridger and Castle Mountains, from Great Falls, MT
- What
- Heavy, wet snow expected. Total snow accumulations between 6 and 14 inches. Winds gusting as high as 40 mph.
- Where
- Big Belt, Bridger and Castle Mountains.
- When
- Until 6 AM MDT Monday.
- Impacts
- Travel could be very difficult. Gusty winds combined with the wet and heavy nature of the snow could bring down tree branches. Isolated power outages are possible.
- Additional details
- Snowfall amounts will vary drastically from grassy surfaces to roadways, most notably at lower elevations, with accumulations on non-grassy surfaces being confined mainly to between the evening through late morning hours.
What to do
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
For Little Belt and Highwood Mountains; Snowy and Judith Mountains; Elkhorn and Boulder Mountains, from Great Falls, MT
- What
- Heavy, wet snow expected. Total snow accumulations between 8 and 16 inches. Highest snowfall amounts in the northern slopes between 4500 feet and 6500 feet. Winds gusting as high as 45 mph.
- Where
- Elkhorn and Boulder Mountains, Little Belt and Highwood Mountains, and Snowy and Judith Mountains.
- When
- Until 6 AM MDT Monday.
- Impacts
- Travel could be very difficult. Gusty winds combined with the wet and heavy nature of the snow could bring down tree branches. Isolated power outages are possible.
- Additional details
- Snowfall amounts will vary drastically from grassy surfaces to roadways, most notably at lower elevations, with accumulations on non-grassy surfaces being confined mainly to between the evening through late morning hours.
What to do
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Every area East Glacier Park Region; Northern High Plains; Southern Rocky Mountain Front; Southern High Plains; Upper Blackfoot and MacDonald Pass; Gates of the Mountains; Gallatin Valley; Eastern Pondera and Eastern Teton; Cascade County below 5000ft; Judith Basin County and Judith Gap; Meagher County Valleys; Big Belt, Bridger and Castle Mountains; Little Belt and Highwood Mountains; Snowy and Judith Mountains; Elkhorn and Boulder Mountains
Places under it Bozeman, Great Falls, Helena, West Yellowstone, Belgrade, Helena Valley Southeast, Helena Valley West Central, Lewistown, Four Corners, Helena Valley Northwest, Malmstrom AFB, Helena Valley Northeast, and 145 more
Read the platesBlizzard FB-EVT-081How to read a warning FB-STN-001
On the radarRadar over it