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 >

Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

Lat: 45.82583°NLon: 119.26111°WElev: 636.0ft.

Partly Cloudy

40°F

4°C

Humidity 92%
Wind Speed S 9 MPH
Barometer 29.5 in (998.99 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 24 Dec 09:53 AM PST
Extended Forecast for

Boardman OR

  • Today

    Today: Mostly cloudy, with a high near 52. Northeast wind 6 to 11 mph becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 52 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. South wind 5 to 10 mph becoming north after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Christmas Day

    Christmas Day: A 40 percent chance of rain. Cloudy during the morning, then mostly sunny during the afternoon, with a high near 45. North wind around 6 mph.

    High: 45 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 37. North wind around 6 mph becoming south after midnight.

    Low: 37 °F

    Chance Rain

  • Friday

    Friday: A 40 percent chance of rain, mainly before 10am. Partly sunny, with a high near 46. Southwest wind 9 to 17 mph, with gusts as high as 23 mph.

    High: 46 °F

    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36. Breezy.

    Low: 36 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 52. Northeast wind 6 to 11 mph becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Mostly cloudy, with a low around 38. South wind 5 to 10 mph becoming north after midnight.
Christmas Day
A 40 percent chance of rain. Cloudy during the morning, then mostly sunny during the afternoon, with a high near 45. North wind around 6 mph.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 37. North wind around 6 mph becoming south after midnight.
Friday
A 40 percent chance of rain, mainly before 10am. Partly sunny, with a high near 46. Southwest wind 9 to 17 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 36. Breezy.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Partly sunny, with a high near 39.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Mostly cloudy, with a high near 37.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Boardman OR
 45.85°N 119.69°W (Elev. 299 ft)
Last Update:
9:56 am PST Dec 24, 2025
Forecast Valid:
10am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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Additional Resources

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Chance of Precipitation