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Severe Thunderstorm and Excessive Rainfall Potential for the Central U.S. Today

Severe thunderstorms with a threat for large hail, isolated damaging winds and possibly a tornado are expected in parts of eastern Colorado today from mid afternoon to early evening. Several days of heavy rainfall will begin today over the western Gulf Coast where Flood Watches and excessive rainfall outlooks have been issued for today, Saturday, and Sunday. Read More >

Current conditions at

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

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

NA

69°F

21°C

Humidity 54%
Wind Speed W 1 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 52°F (11°C)
Visibility NA
Last update 21 May 12:30 PM PDT
Extended Forecast for

Duvall WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 74. North northwest wind around 5 mph.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 49. Light north wind.

    Low: 49 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Sunny, with a high near 76. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 51. Northwest wind around 6 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.

    High: 74 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy

  • Sunday Night

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

    Low: 47 °F

    Chance Rain

  • Memorial Day

    Memorial Day: Rain. Mostly cloudy, with a high near 59.

    High: 59 °F

    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 74. North northwest wind around 5 mph.
Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 49. Light north wind.
Friday
Sunny, with a high near 76. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 51. Northwest wind around 6 mph becoming calm in the evening.
Saturday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly cloudy, with a high near 66.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 47.
Memorial Day
Rain. Mostly cloudy, with a high near 59.
Monday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45.
Tuesday
A chance of rain. Partly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Duvall WA
 47.74°N 121.98°W (Elev. 233 ft)
Last Update:
11:26 pm PDT May 20, 2026
Forecast Valid:
12pm PDT May 21, 2026-6pm PDT May 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation