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

Buffalo - Johnson County Airport (KBYG)

Lat: 44.38122°NLon: 106.71947°WElev: 4925.0ft.

Clear

59°F

15°C

Humidity 34%
Wind Speed SE 19 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 24 Dec 09:53 PM MST
Extended Forecast for

Buffalo WY

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. Windy, with a south wind 22 to 25 mph, with gusts as high as 36 mph.

    Low: 46 °F

    Mostly Cloudy
    and Windy

  • Christmas Day

    Christmas Day: Mostly sunny, with a temperature falling to around 50 by 5pm. Windy, with a south southeast wind 17 to 25 mph becoming northeast in the afternoon. Winds could gust as high as 36 mph.

    High: 60 °F⇓

    Mostly Sunny
    and Windy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. Breezy, with a west southwest wind 13 to 22 mph, with gusts as high as 31 mph.

    Low: 40 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 51. Breezy, with a southwest wind 16 to 18 mph, with gusts as high as 25 mph.

    High: 51 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32. Breezy, with a west southwest wind 13 to 17 mph, with gusts as high as 26 mph.

    Low: 32 °F

    Mostly Cloudy
    and Breezy

  • Saturday

    Saturday: A 20 percent chance of snow showers after 11am. Partly sunny, with a high near 42. Breezy, with a west wind 14 to 20 mph becoming north in the afternoon. Winds could gust as high as 28 mph.

    High: 42 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 9. Blustery, with a north wind 10 to 17 mph, with gusts as high as 26 mph.

    Low: 9 °F

    Chance Snow
    Showers and
    Blustery then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 28.

    High: 28 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. Windy, with a south wind 22 to 25 mph, with gusts as high as 36 mph.
Christmas Day
Mostly sunny, with a temperature falling to around 50 by 5pm. Windy, with a south southeast wind 17 to 25 mph becoming northeast in the afternoon. Winds could gust as high as 36 mph.
Thursday Night
Partly cloudy, with a low around 40. Breezy, with a west southwest wind 13 to 22 mph, with gusts as high as 31 mph.
Friday
Mostly sunny, with a high near 51. Breezy, with a southwest wind 16 to 18 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 32. Breezy, with a west southwest wind 13 to 17 mph, with gusts as high as 26 mph.
Saturday
A 20 percent chance of snow showers after 11am. Partly sunny, with a high near 42. Breezy, with a west wind 14 to 20 mph becoming north in the afternoon. Winds could gust as high as 28 mph.
Saturday Night
A 30 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 9. Blustery, with a north wind 10 to 17 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 28.
Sunday Night
Mostly clear, with a low around 16.
Monday
Sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Mostly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo WY
 44.34°N 106.72°W (Elev. 4797 ft)
Last Update:
9:17 pm MST Dec 24, 2025
Forecast Valid:
10pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation