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

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 >

Hazardous Weather Conditions

Current conditions at

La Grande/Union County Airport (KLGD)

Lat: 45.29066°NLon: 118.00884°WElev: 2707.0ft.

Partly Cloudy

52°F

11°C

Humidity 62%
Wind Speed SSE 19 MPH
Barometer 29.65 in (1004.06 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 25 Dec 09:35 AM PST
Extended Forecast for

10 Miles NW La Grande OR

Winter Weather Advisory December 26, 04:00am until December 27, 07:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Christmas Day

    Christmas Day: A 50 percent chance of rain, mainly before 4pm. Partly sunny, with a high near 44. Southeast wind 8 to 10 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Chance Rain

  • Tonight

    Tonight: A slight chance of rain and snow before 10pm, then a chance of snow after 1am. Snow level 4700 feet lowering to 4200 feet after midnight . Mostly cloudy, with a low around 33. Southeast wind around 5 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Slight Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: Snow. High near 38. Southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Snow

  • Friday Night

    Friday Night: Snow. Low around 25. West wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 25 °F

    Snow

  • Saturday

    Saturday: Snow likely, mainly before 10am. Mostly cloudy, with a high near 28. West wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 28 °F

    Snow Likely
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Patchy fog before 1am, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 19.

    Low: 19 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 31.

    High: 31 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

Christmas Day
A 50 percent chance of rain, mainly before 4pm. Partly sunny, with a high near 44. Southeast wind 8 to 10 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A slight chance of rain and snow before 10pm, then a chance of snow after 1am. Snow level 4700 feet lowering to 4200 feet after midnight . Mostly cloudy, with a low around 33. Southeast wind around 5 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
Snow. High near 38. Southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Friday Night
Snow. Low around 25. West wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow likely, mainly before 10am. Mostly cloudy, with a high near 28. West wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
Patchy fog before 1am, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 19.
Sunday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Partly sunny, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NW La Grande OR
 45.45°N 118.23°W (Elev. 4242 ft)
Last Update:
9:32 am PST Dec 25, 2025
Forecast Valid:
9am PST Dec 25, 2025-6pm PST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation