Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

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

NA

72°F

22°C

Humidity 55%
Wind Speed N 7 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 55°F (13°C)
Visibility NA
Last update 04 Sep 03:30 PM PDT
Extended Forecast for

Mountlake Terrace WA

  • Tonight

    Tonight: Partly cloudy, with a low around 52. North wind around 5 mph becoming calm  in the evening.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 70. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 70 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 10 percent chance of rain before 7pm.  Partly cloudy, with a low around 53. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 53 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 71. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 53 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 52. North wind around 5 mph becoming calm in the evening.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 70. Calm wind becoming northwest around 6 mph in the afternoon.
Saturday Night
A 10 percent chance of rain before 7pm. Partly cloudy, with a low around 53. North northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 71. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 53. North northwest wind around 6 mph becoming calm in the evening.
Labor Day
Partly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Partly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
A chance of rain. Partly cloudy, with a low around 56.
Friday
A chance of rain. Partly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountlake Terrace WA
 47.78°N 122.31°W (Elev. 374 ft)
1:41 pm PDT Sep 4, 2026
4pm PDT Sep 4, 2026-6pm PDT Sep 11, 2026
 
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Additional Resources

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