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

Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

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

NA

60°F

16°C

Humidity 86%
Wind Speed SSW 3 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 56°F (13°C)
Visibility NA
Last update 15 Aug 04:30 AM PDT
Extended Forecast for

Duvall WA

  • Today

    Today: Patchy fog before 8am. Otherwise, partly sunny, with a high near 81. Calm wind.

    High: 81 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 57. Light north wind.

    Low: 57 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 81. Calm wind.

    High: 81 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 55. Light north wind.

    Low: 55 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 82. Calm wind.

    High: 82 °F

    Areas Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 79.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 79.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, partly sunny, with a high near 81. Calm wind.
Tonight
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 57. Light north wind.
Sunday
Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 81. Calm wind.
Sunday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 55. Light north wind.
Monday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 82. Calm wind.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 79.
Tuesday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 55.
Wednesday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Patchy fog. Otherwise, mostly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Patchy fog. Otherwise, partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Duvall WA
 47.74°N 121.98°W (Elev. 233 ft)
Last Update:
1:26 am PDT Aug 15, 2026
Forecast Valid:
5am PDT Aug 15, 2026-6pm PDT Aug 21, 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