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 24%
Wind Speed SE 5 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 24 Dec 11:20 AM MST
Extended Forecast for

10 Miles SSW Story WY

  • Today

    Today: Mostly sunny, with a high near 53. South southwest wind around 10 mph.

    High: 53 °F

    Mostly Sunny

  • Tonight

    Tonight: Scattered showers after 2am.  Partly cloudy, with a low around 43. Very windy, with a west southwest wind 17 to 27 mph increasing to 27 to 37 mph after midnight. Winds could gust as high as 60 mph.  Chance of precipitation is 30%.

    Low: 43 °F

    Scattered
    Showers and
    Very Windy

  • Christmas Day

    Christmas Day: Scattered showers, mainly before 11am.  Snow level 9200 feet lowering to 7000 feet in the afternoon . Sunny, with a high near 50. Windy, with a west southwest wind 25 to 30 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 48 mph.  Chance of precipitation is 40%.

    High: 50 °F

    Scattered
    Showers and
    Windy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. Breezy, with a west southwest wind 14 to 23 mph, with gusts as high as 34 mph.

    Low: 35 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: A 20 percent chance of snow after 11am.  Mostly sunny, with a high near 44. Breezy, with a southwest wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 44 °F

    Slight Chance
    Snow and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26. West southwest wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after 11am.  Partly sunny, with a high near 31. West wind 9 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 31 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm.  Partly cloudy, with a low around 10.

    Low: 10 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 28.

    High: 28 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 53. South southwest wind around 10 mph.
Tonight
Scattered showers after 2am. Partly cloudy, with a low around 43. Very windy, with a west southwest wind 17 to 27 mph increasing to 27 to 37 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 30%.
Christmas Day
Scattered showers, mainly before 11am. Snow level 9200 feet lowering to 7000 feet in the afternoon . Sunny, with a high near 50. Windy, with a west southwest wind 25 to 30 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 40%.
Thursday Night
Mostly clear, with a low around 35. Breezy, with a west southwest wind 14 to 23 mph, with gusts as high as 34 mph.
Friday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 44. Breezy, with a southwest wind 11 to 15 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 26. West southwest wind 11 to 14 mph, with gusts as high as 21 mph.
Saturday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 31. West wind 9 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 10.
Sunday
Sunny, with a high near 28.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSW Story WY
 44.44°N 106.95°W (Elev. 6959 ft)
11:01 am MST Dec 24, 2025
11am MST Dec 24, 2025-6pm MST Dec 30, 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