NWS Forecast for: Yellowstone National Park WY
Issued by: National Weather Service Riverton, WY
Last Update: 1:09 pm MST Dec 14, 2017
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  • This
    Afternoon

    This Afternoon: Sunny, with a high near 27. West southwest wind around 9 mph.

    Sunny



    High: 27 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 7. Wind chill values as low as -10. West southwest wind 9 to 11 mph.

    Partly Cloudy



    Low: 7 °F

  • Friday

    Friday: Mostly sunny, with a high near 27. Wind chill values as low as -10. Breezy, with a south southwest wind 11 to 16 mph, with gusts as high as 23 mph.

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

    High: 27 °F

  • Friday
    Night

    Friday Night: Scattered snow showers before 11pm, then snow after 11pm.  Low around 14. Wind chill values as low as zero. South wind 9 to 13 mph becoming west after midnight.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Snow



    Low: 14 °F

  • Saturday

    Saturday: Snow, mainly before 11am.  High near 22. West southwest wind 9 to 13 mph becoming north northwest in the afternoon.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Snow then
    Chance Snow


    High: 22 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, with a low around 0. North northwest wind 6 to 10 mph becoming west southwest after midnight.

    Slight Chance
    Snow then
    Mostly Cloudy

    Low: 0 °F

  • Sunday

    Sunday: Isolated snow showers after 11am.  Partly sunny, with a high near 18. West southwest wind 7 to 13 mph.  Chance of precipitation is 20%.

    Isolated Snow
    Showers


    High: 18 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of snow showers, mainly after 11pm.  Mostly cloudy, with a low around 8.

    Chance Snow
    Showers


    Low: 8 °F

  • Monday

    Monday: A 50 percent chance of snow showers.  Mostly cloudy, with a high near 23.

    Chance Snow
    Showers


    High: 23 °F



  • This Afternoon: Sunny, with a high near 27. West southwest wind around 9 mph.

    Tonight: Partly cloudy, with a low around 7. Wind chill values as low as -10. West southwest wind 9 to 11 mph.

    Friday: Mostly sunny, with a high near 27. Wind chill values as low as -10. Breezy, with a south southwest wind 11 to 16 mph, with gusts as high as 23 mph.

    Friday Night: Scattered snow showers before 11pm, then snow after 11pm. Low around 14. Wind chill values as low as zero. South wind 9 to 13 mph becoming west after midnight. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Saturday: Snow, mainly before 11am. High near 22. West southwest wind 9 to 13 mph becoming north northwest in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Saturday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 0. North northwest wind 6 to 10 mph becoming west southwest after midnight.

    Sunday: Isolated snow showers after 11am. Partly sunny, with a high near 18. West southwest wind 7 to 13 mph. Chance of precipitation is 20%.

    Sunday Night: A 30 percent chance of snow showers, mainly after 11pm. Mostly cloudy, with a low around 8.

    Monday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 23.

    Monday Night: A 50 percent chance of snow showers. Cloudy, with a low around 14.

    Tuesday: A chance of snow showers. Cloudy, with a high near 28.

    Tuesday Night: A chance of snow showers. Mostly cloudy, with a low around 17.

    Wednesday: A chance of snow showers. Mostly cloudy, with a high near 28.



    Yellowstone National Park WY
     44.57°N 110.5°W (Elev. 8340 ft)

    Visit your local NWS office at: http://www.weather.gov/riw