National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Bitter Cold Wind Chills Follow Departing Northeast Storm; Heavy Snow and High Winds in the West

Areas of heavy snow will linger across portions of New England and downwind of the Great Lakes into Monday. Bitter cold and gusty winds behind the departing storm are resulting in dangerous wind chill temperatures for much of the Northeast corner of the U.S. In the west, heavy mountain snow will impact portions of Utah and Wyoming with high winds in the southwest Monday. Read More >

Hazardous Weather Conditions

Current conditions at

West Yellowstone (KWYS)

Lat: 44.68333°NLon: 111.11667°WElev: 6644ft.

Lt Snow

30°F

-1°C

Humidity 100%
Wind Speed S 8 MPH
Barometer 29.57 in
Dewpoint 30°F (-1°C)
Visibility 1.00 mi
Wind Chill22°F (-6°C)
Last update 21 Jan 12:55 am MST
Extended Forecast for

West Yellowstone MT

Winter Weather Advisory until January 21, 11:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 21, 11:00am

    NOW until
    11:00am Mon

    Winter Weather Advisory

  • Overnight

    Overnight: Snow. Areas of fog after 5am. Steady temperature around 24. South southwest wind 7 to 10 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Snow and
    Areas Fog

    Low: 24 °F

  • M.L.King
    Day

    M.L.King Day: Snow likely, mainly before noon. Areas of fog before 8am. Otherwise, mostly cloudy, with a high near 24. South southwest wind around 7 mph becoming north northeast in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Snow Likely
    and Areas Fog

    High: 24 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of snow, mainly before 8pm. Partly cloudy, with a low around -16. North wind 5 to 10 mph. New snow accumulation of less than a half inch possible.

    Chance Snow
    then Partly
    Cloudy

    Low: -16 °F

  • Tuesday

    Tuesday: Areas of fog before 9am. Otherwise, increasing clouds, with a high near 20. Wind chill values as low as -16. Calm wind becoming southwest around 6 mph in the afternoon. Winds could gust as high as 20 mph.

    Areas Fog
    then Partly
    Sunny

    High: 20 °F

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 4. Southwest wind around 6 mph. New snow accumulation of around an inch possible.

    Chance Snow

    Low: 4 °F

  • Wednesday

    Wednesday: Snow. High near 22. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Snow

    High: 22 °F

  • Wednesday
    Night

    Wednesday Night: Snow likely, mainly before 11pm. Cloudy, with a low around 7. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Snow Likely
    then Chance
    Snow

    Low: 7 °F

  • Thursday

    Thursday: A chance of snow, mainly before 11am. Partly sunny, with a high near 27.

    Chance Snow

    High: 27 °F

Detailed Forecast

Overnight
Snow. Areas of fog after 5am. Steady temperature around 24. South southwest wind 7 to 10 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.
M.L.King Day
Snow likely, mainly before noon. Areas of fog before 8am. Otherwise, mostly cloudy, with a high near 24. South southwest wind around 7 mph becoming north northeast in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Monday Night
A 30 percent chance of snow, mainly before 8pm. Partly cloudy, with a low around -16. North wind 5 to 10 mph. New snow accumulation of less than a half inch possible.
Tuesday
Areas of fog before 9am. Otherwise, increasing clouds, with a high near 20. Wind chill values as low as -16. Calm wind becoming southwest around 6 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 4. Southwest wind around 6 mph. New snow accumulation of around an inch possible.
Wednesday
Snow. High near 22. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Wednesday Night
Snow likely, mainly before 11pm. Cloudy, with a low around 7. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Thursday
A chance of snow, mainly before 11am. Partly sunny, with a high near 27.
Thursday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 8.
Friday
A chance of snow. Mostly cloudy, with a high near 26.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 5.
Saturday
Partly sunny, with a high near 29.
Saturday Night
Partly cloudy, with a low around 4.
Sunday
A slight chance of snow. Partly sunny, with a high near 29.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
West Yellowstone MT
 44.69°N 111.13°W (Elev. 6650 ft)
Last Update:
8:46 pm MST Jan 20, 2019
Forecast Valid:
1am MST Jan 21, 2019-6pm MST Jan 27, 2019
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation