Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Overcast

9°F

-13°C

Humidity 78%
Wind Speed SW 18 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill-9°F (-23°C)
Last update 28 Dec 09:20 AM MST
Extended Forecast for

9 Miles SW Mills WY

  • Today

    Today: Sunny, with a high near 21. Wind chill values as low as zero. Blustery, with a south southwest wind 11 to 18 mph becoming west northwest in the morning. Winds could gust as high as 28 mph.

    High: 21 °F

    Sunny and
    Blustery

  • Tonight

    Tonight: Mostly clear, with a low around 12. Wind chill values as low as zero. South southwest wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 12 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 37. Wind chill values as low as zero. Breezy, with a south southwest wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 37 °F

    Sunny and
    Breezy then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 22. Breezy, with a south southwest wind 11 to 15 mph, with gusts as high as 23 mph.

    Low: 22 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42. Breezy, with a southwest wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 42 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26. Breezy, with a south southwest wind 8 to 15 mph, with gusts as high as 23 mph.

    Low: 26 °F

    Partly Cloudy
    then Mostly
    Clear and
    Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 48. Breezy, with a south southwest wind 13 to 16 mph, with gusts as high as 24 mph.

    High: 48 °F

    Sunny and
    Breezy then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31. Breezy.

    Low: 31 °F

    Partly Cloudy
    and Breezy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 52. Breezy.

    High: 52 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 21. Wind chill values as low as zero. Blustery, with a south southwest wind 11 to 18 mph becoming west northwest in the morning. Winds could gust as high as 28 mph.
Tonight
Mostly clear, with a low around 12. Wind chill values as low as zero. South southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 37. Wind chill values as low as zero. Breezy, with a south southwest wind 11 to 15 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 22. Breezy, with a south southwest wind 11 to 15 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 42. Breezy, with a southwest wind 8 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 26. Breezy, with a south southwest wind 8 to 15 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a high near 48. Breezy, with a south southwest wind 13 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 31. Breezy.
New Year's Day
Partly sunny, with a high near 52. Breezy.
Thursday Night
Mostly cloudy, with a low around 36. Breezy.
Friday
Mostly sunny, with a high near 53. Breezy.
Friday Night
Partly cloudy, with a low around 31. Breezy.
Saturday
Partly sunny, with a high near 46. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SW Mills WY
 42.75°N 106.51°W (Elev. 5367 ft)
8:47 am MST Dec 28, 2025
9am MST Dec 28, 2025-6pm MST Jan 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

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