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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

EW6690 Maple Valley (E6690)

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

NA

N/A

Humidity NA
Wind Speed NNE 0 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Sammamish WA

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Areas of fog before 11am. Otherwise, increasing clouds, with a high near 58. Calm wind.

    High: 58 °F

    Areas Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Cloudy

  • Monday

    Monday: Cloudy, with a high near 58. Calm wind.

    High: 58 °F

    Cloudy

  • Monday Night

    Monday Night: Areas of fog after 1am. Otherwise, partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Cloudy
    then Areas
    Fog

  • Tuesday

    Tuesday: Areas of fog before 11am. Otherwise, mostly sunny, with a high near 59.

    High: 59 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Areas of fog after 1am. Otherwise, mostly clear, with a low around 39.

    Low: 39 °F

    Clear then
    Areas Fog

  • Wednesday

    Wednesday: Areas of fog before 9am. Otherwise, sunny, with a high near 63.

    High: 63 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, mostly clear, with a low around 39. Calm wind.
Sunday
Areas of fog before 11am. Otherwise, increasing clouds, with a high near 58. Calm wind.
Sunday Night
Cloudy, with a low around 41. Calm wind.
Monday
Cloudy, with a high near 58. Calm wind.
Monday Night
Areas of fog after 1am. Otherwise, partly cloudy, with a low around 40. Calm wind.
Tuesday
Areas of fog before 11am. Otherwise, mostly sunny, with a high near 59.
Tuesday Night
Areas of fog after 1am. Otherwise, mostly clear, with a low around 39.
Wednesday
Areas of fog before 9am. Otherwise, sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Partly sunny, with a high near 59.
Thursday Night
Rain likely. Mostly cloudy, with a low around 43.
Friday
A chance of rain. Mostly cloudy, with a high near 56.
Friday Night
A chance of rain. Mostly cloudy, with a low around 40.
Saturday
A slight chance of rain. Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sammamish WA
 47.61°N 122°W (Elev. 387 ft)
Last Update:
11:26 am PDT Oct 17, 2026
Forecast Valid:
7pm PDT Oct 17, 2026-6pm PDT Oct 24, 2026
 
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Additional Resources

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Chance of Precipitation