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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 42.85°N 106.37°W (Text-Only)
NWS Forecast for: Mills WY
Issued by: National Weather Service Riverton, WY
Last Update: 10:47 pm MST Dec 4, 2025		Print

  • Overnight

    Overnight: Isolated snow showers after 3am. Cloudy, with a low around 26. Breezy, with a southwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Isolated Snow
    Showers and
    Breezy

  • Friday

    Friday: A 30 percent chance of snow showers, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 36. Southwest wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 36 °F

    Chance Snow
    Showers then
    Mostly Sunny

  • Friday
    Night

    Friday Night: A chance of rain and snow showers after 11pm. Mostly cloudy, with a low around 30. Breezy, with a southwest wind 14 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance
    Rain/Snow and
    Breezy

  • Saturday

    Saturday: A 40 percent chance of snow showers, mainly before 11am. Partly sunny, with a high near 42. Breezy, with a west northwest wind 7 to 17 mph, with gusts as high as 26 mph. Little or no snow accumulation expected.

    High: 42 °F

    Chance Snow
    Showers and
    Breezy

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 20. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 20 °F

    Mostly Cloudy



  • Sunday

    Sunday: Mostly sunny, with a high near 40. Breezy, with a southwest wind 13 to 15 mph, with gusts as high as 22 mph.

    High: 40 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 27. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 30 mph.

    Low: 27 °F

    Mostly Cloudy
    and Breezy


  • Monday

    Monday: Mostly sunny, with a high near 44. Breezy.

    High: 44 °F

    Mostly Sunny
    and Breezy


  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 29. Breezy.

    Low: 29 °F

    Partly Cloudy
    and Breezy




    • Overnight: Isolated snow showers after 3am. Cloudy, with a low around 26. Breezy, with a southwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Friday: A 30 percent chance of snow showers, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 36. Southwest wind 11 to 14 mph, with gusts as high as 21 mph.

    Friday Night: A chance of rain and snow showers after 11pm. Mostly cloudy, with a low around 30. Breezy, with a southwest wind 14 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Saturday: A 40 percent chance of snow showers, mainly before 11am. Partly sunny, with a high near 42. Breezy, with a west northwest wind 7 to 17 mph, with gusts as high as 26 mph. Little or no snow accumulation expected.

    Saturday Night: Mostly cloudy, with a low around 20. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    Sunday: Mostly sunny, with a high near 40. Breezy, with a southwest wind 13 to 15 mph, with gusts as high as 22 mph.

    Sunday Night: Mostly cloudy, with a low around 27. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 30 mph.

    Monday: Mostly sunny, with a high near 44. Breezy.

    Monday Night: Partly cloudy, with a low around 29. Breezy.

    Tuesday: Mostly cloudy, with a high near 50. Windy.

    Tuesday Night: A chance of rain and snow showers. Mostly cloudy, with a low around 30. Breezy.

    Wednesday: A chance of rain and snow showers. Mostly cloudy, with a high near 43. Breezy.

    Wednesday Night: A chance of rain and snow showers. Mostly cloudy, with a low around 24. Breezy.

    Thursday: A slight chance of rain and snow showers. Mostly sunny, with a high near 43. Breezy.


    Mills WY
     42.85°N 106.37°W (Elev. 5161 ft)

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