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Snow/Rain Mix Possible Monday...

Temps at or Above Average the Rest of the Week.
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Posted at 3:38 PM, Dec 20, 2020
and last updated 2020-12-20 17:38:46-05

BILLINGS — Full Forecast

Headlines:

Windy today. Big Timber had a wind gust up to 79 mph as of 8:35am this morning.

Hazardous Weather Outlook Through Sunday for central, south central and southeast Montana, as well as parts of northern WY. Winds gusting between 35 – 55 MPH. Use caution while driving.

Winter Weather Advisory till 12pm Monday for Yellowstone National Park. 5 to 10 inches of snow expected with more possible in the higher elevations. Winds gusting up to 45 mph.

In Other Parts of the State:

Winter Weather Advisory in effect till 9am Monday for areas around Missoula. Elevations above 6,000 feet could see an additional 4 to 6 inches of snow and strong wind gusts. Travel could become an issue. Please use caution.

Avalanche Warning in effect till Monday at 7am for the backcountry around Missoula: The Southern Swan, Missions, Rattlesnake, Central and Bitterroot Mountains. Reason for the warning is heavy snow in the last 24 hours, with warming temps and strong winds. Travel in these areas is not recommended.

High Wind Warning remains in effect until 5pm Sunday for areas around Great Falls, Helena and Lewistown. Westerly winds at 30 to 40 mph with gusts up to 60 mph. Though the warning is set to expire at 5pm, gusts up to 70 mph are possible throughout the evening and late tonight. Travel could be dangerous especially if you are driving a high profile vehicle.

Tonight:

Winds die down. Cool and clear with temps in the 30’s.

Tomorrow (Monday):

Periods of snow showers are possible over the Beartooth/Absaroka mountains through Monday night. A few inches are possible, especially on the western facing slopes.

In and around Billings there may be light snow, but little to no accumulation is expected. Right now there is a 50% chance of a rain/snow mix.

Temps into the high 40’s throughout much of the region during the day and dry and mild at night.

Tuesday - Sunday:

Tuesday, will be windy again as a front moves through. Livingston/Nye area may see 50+ mph wind gusts. This front might bring some snow and a chance for accumulation. A dusting is possible in Billings.

Though the system should pass within a few hours and most if any acculturation will probably take place along the MT/WY boarder. Sheridan, WY area might see 1 to 3” of snow.

The rest of the week will be largely cool and clear with temperatures at or above average.

Christmas Day on Friday is looking to be mid-40's and partly cloudy.

Have a great week everyone and Merry Christmas!!