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

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

EW6690 Maple Valley (E6690)

Lat: 47.442°NLon: 122.01433°WElev: 742.16ft.

NA

43°F

6°C

Humidity 96%
Wind Speed SW 2 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 42°F (6°C)
Visibility NA
Last update 14 Apr 11:23 PM PDT
Extended Forecast for

Maple Valley WA

  • Tonight

    Tonight: Rain likely, mainly before 2am. Mostly cloudy, with a low around 36. South southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 48. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 48 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow showers before 8pm, then a chance of rain between 8pm and 11pm. Some thunder is also possible. Low around 34. Light and variable wind. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 54. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 38. West southwest wind around 5 mph becoming calm in the evening.

    Low: 38 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

Detailed Forecast

Tonight
Rain likely, mainly before 2am. Mostly cloudy, with a low around 36. South southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 48. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain, possibly mixed with snow showers before 8pm, then a chance of rain between 8pm and 11pm. Some thunder is also possible. Low around 34. Light and variable wind. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Mostly sunny, with a high near 54. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 38. West southwest wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 56.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Mostly cloudy, with a high near 65.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 45.
Sunday
A chance of rain. Mostly cloudy, with a high near 65.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 45.
Monday
A chance of rain. Partly sunny, with a high near 67.
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 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Maple Valley WA
 47.39°N 122.03°W (Elev. 433 ft)
Last Update:
11:27 pm PDT Apr 14, 2026
Forecast Valid:
11pm PDT Apr 14, 2026-6pm PDT Apr 21, 2026
 
Forecast Discussion
 
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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