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

Wallace Viaduct (ITD90)

Lat: 47.47432°NLon: 115.90816°WElev: 2792.0ft.

Rain

38°F

3°C

Humidity 100%
Wind Speed NE 1 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility 1.24 mi
Last update 25 Dec 04:30 AM PST
Extended Forecast for

5 Miles SSE Wallace ID

  • Overnight

    Overnight: A 30 percent chance of rain.  Snow level 5600 feet. Mostly cloudy, with a low around 32. Calm wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Chance Rain

  • Christmas Day

    Christmas Day: Rain, mainly after 1pm.  Snow level 5700 feet. High near 40. Light and variable wind becoming southeast around 6 mph in the morning.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 40 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain, possibly mixed with snow, becoming all snow after midnight.  Low around 31. South wind 3 to 6 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Rain/Snow
    then Snow
    Likely

  • Friday

    Friday: Snow. The snow could be heavy at times.  High near 33. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 33 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times.  Low around 20. Southwest wind around 10 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 20 °F

    Heavy Snow

  • Saturday

    Saturday: Snow likely, mainly before 10am.  Partly sunny, with a high near 22. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 22 °F

    Snow Likely
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 23.

    High: 23 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain. Snow level 5600 feet. Mostly cloudy, with a low around 32. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Christmas Day
Rain, mainly after 1pm. Snow level 5700 feet. High near 40. Light and variable wind becoming southeast around 6 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain, possibly mixed with snow, becoming all snow after midnight. Low around 31. South wind 3 to 6 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Friday
Snow. The snow could be heavy at times. High near 33. Southwest wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 20. Southwest wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Saturday
Snow likely, mainly before 10am. Partly sunny, with a high near 22. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 10.
Sunday
Mostly cloudy, with a high near 23.
Sunday Night
Mostly cloudy, with a low around 17.
Monday
Mostly cloudy, with a high near 30.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Mostly cloudy, with a high near 34.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Wallace ID
 47.41°N 115.86°W (Elev. 4596 ft)
2:17 am PST Dec 25, 2025
4am PST Dec 25, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database