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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Clear

23°F

-5°C

Humidity 53%
Wind Speed SW 11 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 27 Jan 08:35 PM MST
Extended Forecast for

Casper WY

  • Tonight

    Tonight: Mostly clear, with a low around 27. Breezy, with a southwest wind 9 to 15 mph, with gusts as high as 22 mph.

    Low: 27 °F

    Mostly Clear
    then Partly
    Cloudy and
    Breezy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 44. Breezy, with a southwest wind 13 to 18 mph, with gusts as high as 28 mph.

    High: 44 °F

    Increasing
    Clouds and
    Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow showers. Mostly cloudy, with a low around 25. West southwest wind 6 to 10 mph.

    Low: 25 °F

    Slight Chance
    Snow Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 42. Breezy, with a west southwest wind 11 to 15 mph, with gusts as high as 24 mph.

    High: 42 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. Southwest wind 7 to 9 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 44. Southwest wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 44 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28. South southwest wind 10 to 14 mph.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 48. Breezy.

    High: 48 °F

    Partly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 27. Breezy, with a southwest wind 9 to 15 mph, with gusts as high as 22 mph.
Wednesday
Increasing clouds, with a high near 44. Breezy, with a southwest wind 13 to 18 mph, with gusts as high as 28 mph.
Wednesday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 25. West southwest wind 6 to 10 mph.
Thursday
Mostly sunny, with a high near 42. Breezy, with a west southwest wind 11 to 15 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 24. Southwest wind 7 to 9 mph.
Friday
Partly sunny, with a high near 44. Southwest wind 10 to 13 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 28. South southwest wind 10 to 14 mph.
Saturday
Partly sunny, with a high near 48. Breezy.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Partly sunny, with a high near 53.
Monday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 32.
Tuesday
A slight chance of snow showers. Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Casper WY
 42.83°N 106.34°W (Elev. 5236 ft)
Last Update:
7:47 pm MST Jan 27, 2026
Forecast Valid:
8pm MST Jan 27, 2026-6pm MST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation