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

57°F

14°C

Humidity 35%
Wind Speed SSE 17 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 24 Dec 09:05 PM MST
Extended Forecast for

3 Miles N Buffalo WY

  • Tonight

    Tonight: Mostly cloudy, with a temperature falling to near 52 by midnight, then rising to around 58 during the remainder of the night. Breezy, with a south southeast wind 20 to 22 mph, with gusts as high as 31 mph.

    Low: 52 °F

    Mostly Cloudy
    and Breezy

  • Christmas Day

    Christmas Day: Mostly sunny, with a temperature rising to near 58 by 8am, then falling to around 47 during the remainder of the day. Windy, with a southeast wind 16 to 25 mph becoming north northeast in the afternoon. Winds could gust as high as 36 mph.

    High: 58 °F

    Mostly Sunny
    and Windy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39. Southwest wind 11 to 14 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 51. Breezy, with a southwest wind 15 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 31. Breezy, with a west southwest wind 13 to 17 mph, with gusts as high as 28 mph.

    Low: 31 °F

    Mostly Cloudy
    and Breezy

  • Saturday

    Saturday: A 20 percent chance of snow showers after 11am.  Partly sunny, with a high near 39. Breezy, with a west wind 13 to 20 mph becoming north in the afternoon. Winds could gust as high as 30 mph.

    High: 39 °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 8. Blustery, with a north wind 11 to 17 mph, with gusts as high as 28 mph.

    Low: 8 °F

    Chance Snow
    Showers and
    Blustery then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 26.

    High: 26 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a temperature falling to near 52 by midnight, then rising to around 58 during the remainder of the night. Breezy, with a south southeast wind 20 to 22 mph, with gusts as high as 31 mph.
Christmas Day
Mostly sunny, with a temperature rising to near 58 by 8am, then falling to around 47 during the remainder of the day. Windy, with a southeast wind 16 to 25 mph becoming north northeast in the afternoon. Winds could gust as high as 36 mph.
Thursday Night
Partly cloudy, with a low around 39. Southwest wind 11 to 14 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 51. Breezy, with a southwest wind 15 to 18 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 31. Breezy, with a west southwest wind 13 to 17 mph, with gusts as high as 28 mph.
Saturday
A 20 percent chance of snow showers after 11am. Partly sunny, with a high near 39. Breezy, with a west wind 13 to 20 mph becoming north in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
A 30 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 8. Blustery, with a north wind 11 to 17 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 26.
Sunday Night
Mostly clear, with a low around 14.
Monday
Sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Mostly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Buffalo WY
 44.39°N 106.73°W (Elev. 4869 ft)
7:32 pm MST Dec 24, 2025
9pm MST Dec 24, 2025-6pm MST Dec 31, 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