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

LOWER TWIN (LWTM8)

Lat: 45.50871°NLon: 111.92288°WElev: 7900.0ft.

NA

39°F

4°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

10 Miles WNW Mcallister MT

  • Tonight

    Tonight: Cloudy, with a low around 28. Breezy, with a southwest wind 21 to 28 mph, with gusts as high as 45 mph.

    Low: 28 °F

    Cloudy and
    Breezy

  • Christmas Day

    Christmas Day: Partly sunny, with a high near 31. Southwest wind 17 to 21 mph, with gusts as high as 33 mph.

    High: 31 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 24. Breezy, with a southwest wind around 22 mph, with gusts as high as 37 mph.

    Low: 24 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 26. Windy, with a southwest wind 21 to 26 mph increasing to 29 to 34 mph in the afternoon. Winds could gust as high as 50 mph.

    High: 26 °F

    Partly Sunny
    and Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 13. Windy, with a southwest wind 28 to 30 mph, with gusts as high as 47 mph.

    Low: 13 °F

    Mostly Cloudy
    and Windy

  • Saturday

    Saturday: Mostly cloudy, with a high near 20. Breezy, with a west wind 22 to 26 mph, with gusts as high as 43 mph.

    High: 20 °F

    Mostly Cloudy
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 0. West wind 10 to 18 mph, with gusts as high as 30 mph.

    Low: 0 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 15. West southwest wind around 10 mph.

    High: 15 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

Detailed Forecast

Tonight
Cloudy, with a low around 28. Breezy, with a southwest wind 21 to 28 mph, with gusts as high as 45 mph.
Christmas Day
Partly sunny, with a high near 31. Southwest wind 17 to 21 mph, with gusts as high as 33 mph.
Thursday Night
Mostly cloudy, with a low around 24. Breezy, with a southwest wind around 22 mph, with gusts as high as 37 mph.
Friday
Partly sunny, with a high near 26. Windy, with a southwest wind 21 to 26 mph increasing to 29 to 34 mph in the afternoon. Winds could gust as high as 50 mph.
Friday Night
Mostly cloudy, with a low around 13. Windy, with a southwest wind 28 to 30 mph, with gusts as high as 47 mph.
Saturday
Mostly cloudy, with a high near 20. Breezy, with a west wind 22 to 26 mph, with gusts as high as 43 mph.
Saturday Night
Partly cloudy, with a low around 0. West wind 10 to 18 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 15. West southwest wind around 10 mph.
Sunday Night
Mostly clear, with a low around 8.
Monday
Mostly sunny, with a high near 22.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 28.
Tuesday Night
Mostly cloudy, with a low around 20.
Wednesday
Mostly sunny, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WNW Mcallister MT
 45.48°N 111.94°W (Elev. 8950 ft)
9:43 pm MST Dec 24, 2025
10pm 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