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

SLATE CREEK (SCFI1)

Lat: 45.61881°NLon: 116.28211°WElev: 1568.0ft.

NA

36°F

2°C

Humidity 97%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 24 Dec 01:10 AM PST
Extended Forecast for

5 Miles ENE Riggins ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 40. East southeast wind around 14 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after noon.  Partly sunny, with a high near 46. Southeast wind 11 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%.

    High: 46 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain between 1am and 4am.  Snow level 6600 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 36. East northeast wind 6 to 9 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance Rain

  • Christmas Day

    Christmas Day: A chance of rain and snow before 11am, then rain likely.  Mostly cloudy, with a high near 43. South wind 7 to 9 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Thursday Night

    Thursday Night: Rain and snow, becoming all snow after 2am.  Snow level 6000 feet lowering to 4800 feet after midnight . Low around 35. South wind around 10 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 35 °F

    Rain/Snow

  • Friday

    Friday: Snow.  High near 36. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 36 °F

    Snow

  • Friday Night

    Friday Night: Snow likely.  Mostly cloudy, with a low around 26. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Snow Likely

  • Saturday

    Saturday: A chance of snow before 11am.  Mostly cloudy, with a high near 29.

    High: 29 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 40. East southeast wind around 14 mph.
Wednesday
Rain likely, mainly after noon. Partly sunny, with a high near 46. Southeast wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of rain between 1am and 4am. Snow level 6600 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 36. East northeast wind 6 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Christmas Day
A chance of rain and snow before 11am, then rain likely. Mostly cloudy, with a high near 43. South wind 7 to 9 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
Rain and snow, becoming all snow after 2am. Snow level 6000 feet lowering to 4800 feet after midnight . Low around 35. South wind around 10 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday
Snow. High near 36. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Friday Night
Snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday
A chance of snow before 11am. Mostly cloudy, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Partly sunny, with a high near 33.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 42.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Riggins ID
 45.44°N 116.19°W (Elev. 4806 ft)
1:02 am MST Dec 24, 2025
2am MST Dec 24, 2025-6pm MST Dec 30, 2025
 
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Additional Resources

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