National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

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

NA

40°F

4°C

Humidity 93%
Wind Speed S 9 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 38°F (3°C)
Visibility NA
Wind Chill34°F (1°C)
Last update 15 Apr 11:30 PM PDT
Extended Forecast for

Mountlake Terrace WA

  • Overnight

    Overnight: A slight chance of rain between 2am and 3am. Patchy frost after 1am. Otherwise, mostly cloudy, with a low around 35. Light south southwest wind. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Patchy frost before 9am. Otherwise, mostly sunny, with a high near 55. South southwest wind 3 to 6 mph.

    High: 55 °F

    Patchy Frost
    then Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 39. Light and variable wind.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. Light north wind.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain before 11pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of rain between 2am and 3am. Patchy frost after 1am. Otherwise, mostly cloudy, with a low around 35. Light south southwest wind. Chance of precipitation is 20%.
Thursday
Patchy frost before 9am. Otherwise, mostly sunny, with a high near 55. South southwest wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around 39. Light and variable wind.
Friday
Mostly sunny, with a high near 55. Calm wind.
Friday Night
Mostly cloudy, with a low around 41. Light north wind.
Saturday
Mostly cloudy, with a high near 63.
Saturday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 47.
Sunday
A chance of rain. Mostly cloudy, with a high near 62.
Sunday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 47.
Monday
A slight chance of rain. Partly sunny, with a high near 63.
Monday Night
A chance of rain. Mostly cloudy, with a low around 48.
Tuesday
A chance of rain. Partly sunny, with a high near 60.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Wednesday
A chance of rain. Mostly cloudy, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mountlake Terrace WA
 47.8°N 122.35°W (Elev. 400 ft)
Last Update:
11:26 pm PDT Apr 15, 2026
Forecast Valid:
12am PDT Apr 16, 2026-6pm PDT Apr 22, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation