Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. 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: 3:16 am PST Jan 20, 2026
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  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 24. Southwest wind around 8 mph.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. Light and variable wind.

    High: 36 °F

    Mostly Sunny

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 19. Calm wind.

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 36. Calm wind.

    High: 36 °F

    Sunny

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Thursday
    Night

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

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Overnight: Partly cloudy, with a steady temperature around 24. Southwest wind around 8 mph.

    Tuesday: Mostly sunny, with a high near 36. Light and variable wind.

    Tuesday Night: Partly cloudy, with a low around 19. Calm wind.

    Wednesday: Sunny, with a high near 36. Calm wind.

    Wednesday Night: Mostly clear, with a low around 20. Calm wind.

    Thursday: Mostly sunny, with a high near 35.

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

    Friday: Sunny, with a high near 36.

    Friday Night: Mostly clear, with a low around 17.

    Saturday: Sunny, with a high near 37.

    Saturday Night: A slight chance of snow. Partly cloudy, with a low around 22.

    Sunday: A chance of snow. Mostly sunny, with a high near 39.

    Sunday Night: A chance of rain and snow. Snow level 3500 feet. Mostly cloudy, with a low around 29.

    Monday: A chance of rain and snow. Snow level 3500 feet rising to 4300 feet in the afternoon. Partly sunny, with a high near 41.



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

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