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

Grant County Regional Airport (KGCD)

Lat: 44.40287°NLon: 118.96715°WElev: 3675.0ft.

Partly Cloudy

45°F

7°C

Humidity 58%
Wind Speed S 17 MPH
Barometer 29.62 in (1003.05 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 25 Dec 12:55 AM PST
Extended Forecast for

7 Miles WNW Greenhorn OR

  • Overnight

    Overnight: A 30 percent chance of snow.  Mostly cloudy, with a low around 28. Southeast wind around 15 mph, with gusts as high as 24 mph.

    Low: 28 °F

    Chance Snow

  • Christmas Day

    Christmas Day: A 50 percent chance of snow, mainly between 1pm and 4pm.  Partly sunny, with a high near 33. Breezy, with a south wind 20 to 23 mph, with gusts as high as 38 mph.  New snow accumulation of less than a half inch possible.

    High: 33 °F

    Breezy.
    Slight Chance
    Snow then
    Chance Snow

  • Thursday Night

    Thursday Night: A slight chance of snow before 7pm, then snow likely after 10pm.  Mostly cloudy, with a steady temperature around 28. South wind 16 to 18 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 28 °F

    Chance Snow
    then Snow
    Likely

  • Friday

    Friday: Snow.  High near 28. Breezy, with a southwest wind around 23 mph, with gusts as high as 37 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 28 °F

    Snow and
    Breezy

  • Friday Night

    Friday Night: Snow.  Low around 19. Breezy, with a west wind 23 to 26 mph, with gusts as high as 41 mph.  Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 19 °F

    Snow and
    Breezy

  • Saturday

    Saturday: Snow likely, mainly before 10am.  Mostly cloudy, with a high near 19. Breezy.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 19 °F

    Breezy. Snow
    Likely then
    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow. Mostly cloudy, with a low around 28. Southeast wind around 15 mph, with gusts as high as 24 mph.
Christmas Day
A 50 percent chance of snow, mainly between 1pm and 4pm. Partly sunny, with a high near 33. Breezy, with a south wind 20 to 23 mph, with gusts as high as 38 mph. New snow accumulation of less than a half inch possible.
Thursday Night
A slight chance of snow before 7pm, then snow likely after 10pm. Mostly cloudy, with a steady temperature around 28. South wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday
Snow. High near 28. Breezy, with a southwest wind around 23 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Friday Night
Snow. Low around 19. Breezy, with a west wind 23 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Saturday
Snow likely, mainly before 10am. Mostly cloudy, with a high near 19. Breezy. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
Mostly cloudy, with a low around 14.
Sunday
Mostly sunny, with a high near 25.
Sunday Night
Partly cloudy, with a low around 17.
Monday
Mostly sunny, with a high near 29.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WNW Greenhorn OR
 44.74°N 118.64°W (Elev. 6588 ft)
1:07 am PST Dec 25, 2025
1am 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