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

41°F

5°C

Humidity 95%
Wind Speed SSW 0 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 40°F (4°C)
Visibility NA
Last update 15 Apr 02:07 AM PDT
Extended Forecast for

Issaquah WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 37. Southeast wind 3 to 5 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain and snow showers before 11am, then rain showers. Some thunder is also possible.  High near 49. Light and variable wind becoming southwest 5 to 7 mph in the morning.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 49 °F

    Chance
    Rain/Snow
    then Showers

  • Wednesday Night

    Wednesday Night: Rain and thunderstorms likely before 10pm, then a slight chance of rain between 10pm and 11pm.  Mostly cloudy, with a low around 35. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 35 °F

    Rain Likely
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56. South wind 3 to 6 mph.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 39. West southwest wind around 6 mph becoming south after midnight.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 37. Southeast wind 3 to 5 mph.
Wednesday
A chance of rain and snow showers before 11am, then rain showers. Some thunder is also possible. High near 49. Light and variable wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Rain and thunderstorms likely before 10pm, then a slight chance of rain between 10pm and 11pm. Mostly cloudy, with a low around 35. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 56. South wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around 39. West southwest wind around 6 mph becoming south after midnight.
Friday
Partly sunny, with a high near 57.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Partly sunny, with a high near 66.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 46.
Sunday
A chance of rain. Mostly cloudy, with a high near 66.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 46.
Monday
A chance of rain. Partly sunny, with a high near 68.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 47.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Issaquah WA
 47.52°N 122.04°W (Elev. 200 ft)
1:16 am PDT Apr 15, 2026
2am PDT Apr 15, 2026-6pm PDT Apr 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