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

Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Hazardous Weather Conditions

Current conditions at

Casper, Natrona County International Airport (KCPR)

Lat: 42.8975°NLon: 106.47306°WElev: 5348.0ft.

light snow,mist

28°F

-2°C

Humidity 95%
Wind Speed ESE 5 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 27°F (-3°C)
Visibility 2.00 mi
Wind Chill22°F (-6°C)
Last update 02 Dec 09:10 PM MST
Extended Forecast for

Mills WY

  • Tonight

    Tonight: A 40 percent chance of snow showers, mainly after 10pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 19. Northeast wind 3 to 5 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A 30 percent chance of snow showers, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 27. North northeast wind around 6 mph becoming calm.

    High: 27 °F

    Chance Snow
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 16. Breezy, with a south southwest wind 6 to 16 mph, with gusts as high as 23 mph.

    Low: 16 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Thursday

    Thursday: Increasing clouds, with a high near 36. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 28 mph.

    High: 36 °F

    Increasing
    Clouds and
    Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 20. Southwest wind around 14 mph, with gusts as high as 21 mph.

    Low: 20 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: A 20 percent chance of snow showers before 11am. Mostly sunny, with a high near 37. Southwest wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 37 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A 40 percent chance of snow showers, mainly after 11pm. Mostly cloudy, with a low around 23. Breezy, with a southwest wind 14 to 21 mph, with gusts as high as 31 mph.

    Low: 23 °F

    Chance Snow
    Showers and
    Breezy

  • Saturday

    Saturday: A chance of snow showers before 11am, then a slight chance of rain and snow showers. Partly sunny, with a high near 42. Breezy. Chance of precipitation is 30%.

    High: 42 °F

    Chance
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: A chance of rain and snow showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.

    Low: 20 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

Detailed Forecast

Tonight
A 40 percent chance of snow showers, mainly after 10pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 19. Northeast wind 3 to 5 mph. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
A 30 percent chance of snow showers, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 27. North northeast wind around 6 mph becoming calm.
Wednesday Night
Mostly clear, with a low around 16. Breezy, with a south southwest wind 6 to 16 mph, with gusts as high as 23 mph.
Thursday
Increasing clouds, with a high near 36. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 28 mph.
Thursday Night
A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 20. Southwest wind around 14 mph, with gusts as high as 21 mph.
Friday
A 20 percent chance of snow showers before 11am. Mostly sunny, with a high near 37. Southwest wind 11 to 14 mph, with gusts as high as 21 mph.
Friday Night
A 40 percent chance of snow showers, mainly after 11pm. Mostly cloudy, with a low around 23. Breezy, with a southwest wind 14 to 21 mph, with gusts as high as 31 mph.
Saturday
A chance of snow showers before 11am, then a slight chance of rain and snow showers. Partly sunny, with a high near 42. Breezy. Chance of precipitation is 30%.
Saturday Night
A chance of rain and snow showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 43.
Sunday Night
Mostly cloudy, with a low around 26. Breezy.
Monday
Mostly sunny, with a high near 44. Breezy.
Monday Night
Partly cloudy, with a low around 27. Breezy.
Tuesday
A slight chance of rain and snow showers. Partly sunny, with a high near 47. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mills WY
 42.85°N 106.37°W (Elev. 5161 ft)
Last Update:
8:48 pm MST Dec 2, 2025
Forecast Valid:
9pm MST Dec 2, 2025-6pm MST Dec 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation