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Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

7-Day Forecast 45.56°N 118.01°W (Text-Only)
NWS Forecast for: 4 Miles N Summerville OR
Issued by: National Weather Service Pendleton, OR
Last Update: 4:15 pm PDT Mar 19, 2026		Print

  • Tonight

    Tonight: Partly cloudy, with a low around 46. Light and variable wind becoming south around 5 mph after midnight.

    Low: 46 °F

    Partly Cloudy



  • Friday

    Friday: Partly sunny, with a high near 72. South wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 72 °F

    Partly Sunny



  • Friday
    Night

    Friday Night: A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 43. West wind 5 to 8 mph.

    Low: 43 °F

    Chance Rain



  • Saturday

    Saturday: Rain likely before 8am, then rain likely, possibly mixed with snow. Snow level 7300 feet lowering to 4400 feet in the afternoon . Mostly cloudy, then gradually becoming sunny, with a high near 51. West wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 51 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 27. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Low: 27 °F

    Mostly Clear



  • Sunday

    Sunday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny



  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy



  • Monday

    Monday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy



  • Monday
    Night

    Monday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Rain


    • Tonight: Partly cloudy, with a low around 46. Light and variable wind becoming south around 5 mph after midnight.

    Friday: Partly sunny, with a high near 72. South wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    Friday Night: A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 43. West wind 5 to 8 mph.

    Saturday: Rain likely before 8am, then rain likely, possibly mixed with snow. Snow level 7300 feet lowering to 4400 feet in the afternoon . Mostly cloudy, then gradually becoming sunny, with a high near 51. West wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Saturday Night: Mostly clear, with a low around 27. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Sunday: Mostly sunny, with a high near 54.

    Sunday Night: Mostly cloudy, with a low around 32.

    Monday: Mostly cloudy, with a high near 55.

    Monday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 39.

    Tuesday: A chance of rain. Mostly cloudy, with a high near 58.

    Tuesday Night: A chance of rain and snow. Mostly cloudy, with a low around 35.

    Wednesday: A chance of rain and snow. Partly sunny, with a high near 46.

    Wednesday Night: A slight chance of rain and snow. Mostly clear, with a low around 27.

    Thursday: Sunny, with a high near 49.


    4 Miles N Summerville OR
     45.56°N 118.01°W (Elev. 3520 ft)

    Visit your local NWS office at: https://www.weather.gov/pdt