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

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

Lat: 47.68528°NLon: 122.25111°WElev: 29.0ft.

NA

37°F

3°C

Humidity 100%
Wind Speed NW 3 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 37°F (3°C)
Visibility NA
Last update 19 Jan 09:30 AM PST
Extended Forecast for

Mountlake Terrace WA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 49. Calm wind.

    High: 49 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Patchy fog between 9am and 10am.  Otherwise, partly sunny, with a high near 48. Light north wind.

    High: 48 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between 2am and 3am.  Otherwise, partly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Mostly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Patchy fog before 1am, then patchy fog after 2am.  Otherwise, partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

Detailed Forecast

M.L.King Day
Sunny, with a high near 49. Calm wind.
Tonight
Mostly cloudy, with a low around 34. Calm wind.
Tuesday
Patchy fog between 9am and 10am. Otherwise, partly sunny, with a high near 48. Light north wind.
Tuesday Night
Patchy fog between 2am and 3am. Otherwise, partly cloudy, with a low around 33. Calm wind.
Wednesday
Mostly sunny, with a high near 46. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Mostly cloudy, with a high near 45.
Thursday Night
Patchy fog before 1am, then patchy fog after 2am. Otherwise, partly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 46.
Friday Night
A chance of rain after 10pm. Partly cloudy, with a low around 34.
Saturday
A chance of rain and snow. Partly sunny, with a high near 46.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 36.
Sunday
A chance of rain. Mostly cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountlake Terrace WA
 47.78°N 122.31°W (Elev. 374 ft)
7:01 am PST Jan 19, 2026
9am PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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