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

Ririe (ITD18)

Lat: 43.6111°NLon: 111.70531°WElev: 5106.0ft.

NA

43°F

6°C

Humidity 85%
Wind Speed SE 10 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility 1.24 mi
Wind Chill37°F (3°C)
Last update 25 Dec 07:30 AM MST
Extended Forecast for

2 Miles WNW Swan Valley ID

  • Christmas Day

    Christmas Day: Rain likely, mainly before 1pm.  Snow level 7800 feet lowering to 7200 feet in the afternoon . Partly sunny, with a high near 48. South wind 10 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    High: 48 °F

    Rain Likely

  • Tonight

    Tonight: Rain before 4am, then a chance of rain and snow.  Snow level 7000 feet lowering to 6300 feet after midnight . Low around 35. Southeast wind 10 to 14 mph becoming south southwest after midnight. Winds could gust as high as 26 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain Likely
    then
    Rain/Snow

  • Friday

    Friday: Rain, possibly mixed with snow, becoming all snow after 2pm.  Snow level 6300 feet lowering to 5500 feet in the afternoon . High near 43. South southeast wind 15 to 20 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow

  • Friday Night

    Friday Night: Snow.  Low around 26. South southwest wind 10 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Snow

  • Saturday

    Saturday: Snow.  High near 33. Southwest wind 16 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 33 °F

    Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow before 11pm.  Partly cloudy, with a low around 9. New snow accumulation of less than a half inch possible.

    Low: 9 °F

    Chance Snow
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 26.

    High: 26 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 10.

    Low: 10 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 32.

    High: 32 °F

    Sunny

Detailed Forecast

Christmas Day
Rain likely, mainly before 1pm. Snow level 7800 feet lowering to 7200 feet in the afternoon . Partly sunny, with a high near 48. South wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Tonight
Rain before 4am, then a chance of rain and snow. Snow level 7000 feet lowering to 6300 feet after midnight . Low around 35. Southeast wind 10 to 14 mph becoming south southwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday
Rain, possibly mixed with snow, becoming all snow after 2pm. Snow level 6300 feet lowering to 5500 feet in the afternoon . High near 43. South southeast wind 15 to 20 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Friday Night
Snow. Low around 26. South southwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
Snow. High near 33. Southwest wind 16 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Saturday Night
A 40 percent chance of snow before 11pm. Partly cloudy, with a low around 9. New snow accumulation of less than a half inch possible.
Sunday
Sunny, with a high near 26.
Sunday Night
Mostly clear, with a low around 10.
Monday
Sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Partly sunny, with a high near 38.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Swan Valley ID
 43.46°N 111.34°W (Elev. 5509 ft)
4:31 am MST Dec 25, 2025
7am MST Dec 25, 2025-6pm MST Dec 31, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database