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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Clear

63°F

17°C

Humidity 29%
Wind Speed SSW 17 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 24 Dec 12:35 PM MST
Extended Forecast for

2 Miles WNW Mountain View WY

High Wind Warning December 24, 07:00pm until December 25, 11:00am
Click here for hazard details and duration
High Wind Warning

  • This Afternoon

    This Afternoon: Mostly sunny, with a temperature falling to around 56 by 5pm. Windy, with a southwest wind 21 to 29 mph, with gusts as high as 39 mph.

    High: 60 °F⇓

    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Windy, with a south southwest wind 23 to 30 mph, with gusts as high as 48 mph.

    Low: 48 °F

    Partly Cloudy
    and Windy

  • Christmas Day

    Christmas Day: Mostly sunny, with a high near 59. Windy, with a southwest wind 29 to 34 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 55 mph.

    High: 59 °F

    Mostly Sunny
    and Windy

  • Thursday Night

    Thursday Night: Isolated showers before 8pm. Mostly clear, with a low around 39. Breezy, with a southwest wind 18 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    Low: 39 °F

    Breezy.
    Isolated
    Showers then
    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers after 11am. Partly sunny, with a high near 53. Windy, with a southwest wind 23 to 30 mph, with gusts as high as 41 mph.

    High: 53 °F

    Slight Chance
    Showers and
    Windy

  • Friday Night

    Friday Night: A chance of rain showers before 11pm, then a slight chance of rain and snow showers between 11pm and 2am, then a slight chance of snow showers after 2am. Mostly cloudy, with a low around 35. Breezy, with a southwest wind 22 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.

    Low: 35 °F

    Chance
    Rain/Snow and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 44. Windy, with a southwest wind 20 to 25 mph becoming north northwest in the afternoon. Winds could gust as high as 34 mph.

    High: 44 °F

    Mostly Sunny
    and Windy

  • Saturday Night

    Saturday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 12. Blustery.

    Low: 12 °F

    Chance Snow
    Showers and
    Blustery

  • Sunday

    Sunday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a temperature falling to around 56 by 5pm. Windy, with a southwest wind 21 to 29 mph, with gusts as high as 39 mph.
Tonight
Partly cloudy, with a low around 48. Windy, with a south southwest wind 23 to 30 mph, with gusts as high as 48 mph.
Christmas Day
Mostly sunny, with a high near 59. Windy, with a southwest wind 29 to 34 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 55 mph.
Thursday Night
Isolated showers before 8pm. Mostly clear, with a low around 39. Breezy, with a southwest wind 18 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Friday
A 20 percent chance of showers after 11am. Partly sunny, with a high near 53. Windy, with a southwest wind 23 to 30 mph, with gusts as high as 41 mph.
Friday Night
A chance of rain showers before 11pm, then a slight chance of rain and snow showers between 11pm and 2am, then a slight chance of snow showers after 2am. Mostly cloudy, with a low around 35. Breezy, with a southwest wind 22 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 44. Windy, with a southwest wind 20 to 25 mph becoming north northwest in the afternoon. Winds could gust as high as 34 mph.
Saturday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 12. Blustery.
Sunday
Sunny, with a high near 31.
Sunday Night
Mostly clear, with a low around 13.
Monday
Sunny, with a high near 38. Breezy.
Monday Night
Partly cloudy, with a low around 21. Breezy.
Tuesday
Mostly sunny, with a high near 45. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Mountain View WY
 42.89°N 106.46°W (Elev. 5344 ft)
Last Update:
11:47 am MST Dec 24, 2025
Forecast Valid:
12pm MST Dec 24, 2025-6pm MST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation