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Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

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

NA

43°F

6°C

Humidity 79%
Wind Speed NNE 9 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill38°F (3°C)
Last update 15 Apr 03:30 AM PDT
Extended Forecast for

Brier WA

  • Overnight

    Overnight: A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Rain and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then rain likely and possibly a thunderstorm after 5pm. High near 49. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 49 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 7pm. Mostly cloudy, with a low around 35. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Rain Likely
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 55. Light south wind.

    High: 55 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. Light and variable wind.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 64.

    High: 64 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

Detailed Forecast

Overnight
A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 37. Calm wind.
Wednesday
Rain and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then rain likely and possibly a thunderstorm after 5pm. High near 49. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain likely, mainly before 7pm. Mostly cloudy, with a low around 35. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 55. Light south wind.
Thursday Night
Mostly cloudy, with a low around 40. Light and variable wind.
Friday
Partly sunny, with a high near 57.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly cloudy, with a high near 64.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 46.
Sunday
A chance of rain. Mostly cloudy, with a high near 64.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 46.
Monday
A slight chance of rain. Mostly sunny, with a high near 65.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 46.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brier WA
 47.79°N 122.25°W (Elev. 200 ft)
Last Update:
1:16 am PDT Apr 15, 2026
Forecast Valid:
3am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

Radar & Satellite Image

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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