Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

La Grande/Union County Airport (KLGD)

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

Mostly Cloudy

39°F

4°C

Humidity 80%
Wind Speed SSW 10 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 08 Dec 03:00 AM PST
Extended Forecast for

La Grande OR

  • Overnight

    Overnight: A 20 percent chance of rain.  Mostly cloudy, with a low around 37. South wind around 6 mph.

    Low: 37 °F

    Slight Chance
    Rain

  • Monday

    Monday: Rain, mainly after 10am.  High near 49. South wind 8 to 17 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Rain

  • Monday Night

    Monday Night: Rain.  Steady temperature around 47. Southwest wind 17 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain

  • Tuesday

    Tuesday: Rain.  High near 51. West wind 6 to 11 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 51 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 45. Southwest wind 10 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 57. Chance of precipitation is 90%.

    High: 57 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 46. Chance of precipitation is 60%.

    Low: 46 °F

    Rain Likely

  • Thursday

    Thursday: A 40 percent chance of rain, mainly before 4pm.  Partly sunny, with a high near 57.

    High: 57 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 10pm.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of rain. Mostly cloudy, with a low around 37. South wind around 6 mph.
Monday
Rain, mainly after 10am. High near 49. South wind 8 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain. Steady temperature around 47. Southwest wind 17 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain. High near 51. West wind 6 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain. Low around 45. Southwest wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 57. Chance of precipitation is 90%.
Wednesday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Thursday
A 40 percent chance of rain, mainly before 4pm. Partly sunny, with a high near 57.
Thursday Night
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 41.
Friday
Partly sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 37.
Sunday
A slight chance of rain. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
La Grande OR
 45.33°N 118.07°W (Elev. 2772 ft)
3:15 am PST Dec 8, 2025
3am PST Dec 8, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database