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 >

Current conditions at

Pierce County-Thun Field (KPLU)

Lat: 47.104°NLon: 122.287°WElev: 538.0ft.

Mist

32°F

0°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 32°F (0°C)
Visibility 5.00 mi
Last update 19 Jan 09:35 PM PST
Extended Forecast for

Sumner WA

  • Tonight

    Tonight: Areas of dense freezing fog after 4am. Mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Cloudy
    then Areas
    Dense
    Freezing Fog

  • Tuesday

    Tuesday: Areas of dense fog between 10am and noon. Areas of dense freezing fog before 10am.  Otherwise, partly sunny, with a high near 48. Calm wind.

    High: 48 °F

    Areas Dense
    Freezing Fog
    and Areas
    Dense Fog

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Areas of dense freezing fog before noon. Mostly sunny, with a high near 48. Calm wind.

    High: 48 °F

    Areas Dense
    Freezing Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Areas of dense freezing fog before 11am. Partly sunny, with a high near 47.

    High: 47 °F

    Areas Dense
    Freezing Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of dense freezing fog after 4am. Mostly cloudy, with a low around 30. Calm wind.
Tuesday
Areas of dense fog between 10am and noon. Areas of dense freezing fog before 10am. Otherwise, partly sunny, with a high near 48. Calm wind.
Tuesday Night
Partly cloudy, with a low around 30. Calm wind.
Wednesday
Areas of dense freezing fog before noon. Mostly sunny, with a high near 48. Calm wind.
Wednesday Night
Partly cloudy, with a low around 32. Calm wind.
Thursday
Areas of dense freezing fog before 11am. Partly sunny, with a high near 47.
Thursday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 32.
Saturday
A slight chance of rain after 10am. Partly sunny, with a high near 47.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 36.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 50.
Sunday Night
Rain likely. Mostly cloudy, with a low around 41.
Monday
A chance of rain. Mostly cloudy, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Sumner WA
 47.21°N 122.26°W (Elev. 400 ft)
7:00 pm PST Jan 19, 2026
9pm PST Jan 19, 2026-6pm PST Jan 26, 2026
 
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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