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 >

Current conditions at

LITTLE BIGHORN (LBHM8)

Lat: 45.56992°NLon: 107.43623°WElev: 3197.0ft.

NA

35°F

2°C

Humidity 76%
Wind Speed SE 5 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill31°F (-1°C)
Last update 26 Dec 02:59 AM MST
Extended Forecast for

3 Miles W Lame Deer MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 38. South southwest wind around 6 mph.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 56. South southwest wind around 7 mph.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34. Southwest wind around 6 mph.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow after 11am.  Increasing clouds, with a temperature rising to near 40 by 10am, then falling to around 20 during the remainder of the day. Light and variable wind becoming north northwest 13 to 18 mph in the morning.  New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before 11pm.  Mostly cloudy, with a low around 6. Northwest wind 7 to 11 mph.  New snow accumulation of less than a half inch possible.

    Low: 6 °F

    Chance Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 20. West northwest wind 3 to 6 mph.

    High: 20 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a temperature rising to around 22 by 5am. Calm wind.

    Low: 16 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 40. Calm wind becoming west around 6 mph in the afternoon.

    High: 40 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. West southwest wind around 6 mph.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 38. South southwest wind around 6 mph.
Friday
Mostly sunny, with a high near 56. South southwest wind around 7 mph.
Friday Night
Mostly cloudy, with a low around 34. Southwest wind around 6 mph.
Saturday
A 40 percent chance of snow after 11am. Increasing clouds, with a temperature rising to near 40 by 10am, then falling to around 20 during the remainder of the day. Light and variable wind becoming north northwest 13 to 18 mph in the morning. New snow accumulation of less than a half inch possible.
Saturday Night
A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 6. Northwest wind 7 to 11 mph. New snow accumulation of less than a half inch possible.
Sunday
Sunny, with a high near 20. West northwest wind 3 to 6 mph.
Sunday Night
Mostly clear, with a temperature rising to around 22 by 5am. Calm wind.
Monday
Sunny, with a high near 40. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 28. West southwest wind around 6 mph.
Tuesday
Partly sunny, with a high near 45. West wind around 6 mph.
Tuesday Night
Mostly cloudy, with a low around 29. Southwest wind 3 to 5 mph.
Wednesday
A slight chance of rain and snow. Partly sunny, with a high near 43. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 22. Light west wind.
New Year's Day
Partly sunny, with a high near 35. Light and variable wind.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Lame Deer MT
 45.61°N 106.67°W (Elev. 3497 ft)
2:05 am MST Dec 26, 2025
3am MST Dec 26, 2025-6pm MST Jan 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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