Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Overcast

37°F

3°C

Humidity 80%
Wind Speed NNE 19 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 09 Dec 05:05 PM MST
Extended Forecast for

Casper WY

High Wind Warning December 9, 05:16pm until December 11, 05:00am
Click here for hazard details and duration
High Wind Warning
  •  
    High Wind Warning December 9, 05:16pm until December 11, 05:00am

    NOW until 5:00am Thu

    High Wind Warning

  • This Afternoon

    High: 48 °F

    Isolated
    Showers and
    Breezy

  • Tonight

    Tonight: A slight chance of rain showers, mixing with snow after 7pm, then gradually ending.  Mostly cloudy, with a low around 32. Breezy, with a west wind 8 to 17 mph becoming south after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 20%.

    Low: 32 °F

    Isolated
    Rain/Snow and
    Breezy then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 55. Windy, with a southwest wind 13 to 18 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 55 °F

    Partly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. Windy, with a southwest wind 24 to 28 mph, with gusts as high as 41 mph.

    Low: 44 °F

    Mostly Cloudy
    and Windy

  • Thursday

    Thursday: Partly sunny, with a high near 56. Windy, with a southwest wind 20 to 26 mph, with gusts as high as 39 mph.

    High: 56 °F

    Partly Sunny
    and Windy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 33. Breezy, with a west southwest wind 10 to 16 mph, with gusts as high as 25 mph.

    Low: 33 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 52. Breezy, with a southwest wind 9 to 15 mph, with gusts as high as 22 mph.

    High: 52 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32. Breezy.

    Low: 32 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

This Afternoon
Isolated showers. Partly sunny, with a steady temperature around 48. Breezy, with a west northwest wind around 23 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Tonight
A slight chance of rain showers, mixing with snow after 7pm, then gradually ending. Mostly cloudy, with a low around 32. Breezy, with a west wind 8 to 17 mph becoming south after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 55. Windy, with a southwest wind 13 to 18 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph.
Wednesday Night
Mostly cloudy, with a low around 44. Windy, with a southwest wind 24 to 28 mph, with gusts as high as 41 mph.
Thursday
Partly sunny, with a high near 56. Windy, with a southwest wind 20 to 26 mph, with gusts as high as 39 mph.
Thursday Night
Mostly cloudy, with a low around 33. Breezy, with a west southwest wind 10 to 16 mph, with gusts as high as 25 mph.
Friday
Partly sunny, with a high near 52. Breezy, with a southwest wind 9 to 15 mph, with gusts as high as 22 mph.
Friday Night
Mostly cloudy, with a low around 32. Breezy.
Saturday
Mostly sunny, with a high near 46. Breezy.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 56. Breezy.
Sunday Night
Partly cloudy, with a low around 35. Breezy.
Monday
Mostly sunny, with a high near 53. Breezy.
Monday Night
Partly cloudy, with a low around 36. Breezy.
Tuesday
Mostly sunny, with a high near 53. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Casper WY
 42.85°N 106.34°W (Elev. 5154 ft)
4:01 pm MST Dec 9, 2025
5pm MST Dec 9, 2025-6pm MST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database