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

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Current conditions at

EW6690 Maple Valley (E6690)

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

NA

54°F

12°C

Humidity 87%
Wind Speed SSW 0 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 50°F (10°C)
Visibility NA
Last update 21 Apr 06:07 PM PDT
Extended Forecast for

3 Miles SSW Issaquah WA

  • Tonight

    Tonight: Rain. Low around 48. West southwest wind 5 to 7 mph becoming north northwest in the evening. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 48 °F

    Rain Likely
    then Rain

  • Wednesday

    Wednesday: Rain, mainly before noon. High near 54. South southwest wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain then
    Chance Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45. South southwest wind 7 to 9 mph.

    Low: 45 °F

    Chance Rain

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 59. Light and variable wind becoming west northwest around 6 mph in the afternoon.

    High: 59 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. North northwest wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain. Low around 48. West southwest wind 5 to 7 mph becoming north northwest in the evening. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Rain, mainly before noon. High near 54. South southwest wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45. South southwest wind 7 to 9 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 59. Light and variable wind becoming west northwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 42. North northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 45.
Monday
A slight chance of rain. Mostly sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Issaquah WA
 47.47°N 122.06°W (Elev. 479 ft)
Last Update:
2:15 pm PDT Apr 21, 2026
Forecast Valid:
6pm PDT Apr 21, 2026-6pm PDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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