National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Current conditions at

Homestake Pass (MTHOM)

Lat: 45.91888°NLon: 112.40194°WElev: 6384.0ft.

NA

29°F

-2°C

Humidity 86%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 24 Dec 02:30 AM MST
Extended Forecast for

11 Miles WNW Silver Star MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 25. South southwest wind around 18 mph, with gusts as high as 22 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 10 percent chance of snow after 5pm. Partly sunny, with a high near 30. Breezy, with a south wind 20 to 24 mph, with gusts as high as 34 mph.

    High: 30 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 25. Breezy, with a south southwest wind 15 to 22 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 25 °F

    Snow and
    Breezy

  • Christmas Day

    Christmas Day: A 50 percent chance of snow before 11am. Mostly cloudy, with a high near 31. Southwest wind 13 to 15 mph, with gusts as high as 23 mph. New snow accumulation of less than one inch possible.

    High: 31 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 22. Southwest wind 15 to 18 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow. Mostly cloudy, with a high near 23. Southwest wind 18 to 20 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.

    High: 23 °F

    Chance Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 12. Breezy, with a west southwest wind 22 to 29 mph, with gusts as high as 40 mph. Little or no snow accumulation expected.

    Low: 12 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: Partly sunny, with a high near 14. Breezy, with a west wind 24 to 29 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 14 °F

    Partly Sunny
    and Breezy
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 7.

    Low: 7 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 25. South southwest wind around 18 mph, with gusts as high as 22 mph.
Wednesday
A 10 percent chance of snow after 5pm. Partly sunny, with a high near 30. Breezy, with a south wind 20 to 24 mph, with gusts as high as 34 mph.
Wednesday Night
Snow. Low around 25. Breezy, with a south southwest wind 15 to 22 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Christmas Day
A 50 percent chance of snow before 11am. Mostly cloudy, with a high near 31. Southwest wind 13 to 15 mph, with gusts as high as 23 mph. New snow accumulation of less than one inch possible.
Thursday Night
A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 22. Southwest wind 15 to 18 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 23. Southwest wind 18 to 20 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.
Friday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 12. Breezy, with a west southwest wind 22 to 29 mph, with gusts as high as 40 mph. Little or no snow accumulation expected.
Saturday
Partly sunny, with a high near 14. Breezy, with a west wind 24 to 29 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 40 mph.
Saturday Night
Partly cloudy, with a low around 7.
Sunday
Partly sunny, with a high near 15.
Sunday Night
Partly cloudy, with a low around 10.
Monday
Partly sunny, with a high near 20.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WNW Silver Star MT
 45.75°N 112.48°W (Elev. 9629 ft)
Last Update:
12:08 am MST Dec 24, 2025
Forecast Valid:
2am MST Dec 24, 2025-6pm MST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation