Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

EW6690 Maple Valley (E6690)

Lat: 47.442°NLon: 122.01417°WElev: 770.0ft.

NA

37°F

3°C

Humidity 78%
Wind Speed SE 0 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 31°F (-1°C)
Visibility NA
Last update 19 Jan 05:08 AM PST
Extended Forecast for

4 Miles SSE Issaquah WA

  • M.L.King Day

    M.L.King Day: Patchy dense fog before 9am.  Otherwise, sunny, with a high near 52. East wind around 5 mph becoming calm  in the morning.

    High: 52 °F

    Patchy Dense
    Fog then
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Light east wind.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 49. Light northeast wind.

    High: 49 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 31. Light east southeast wind.

    Low: 31 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 47. Light east southeast wind.

    High: 47 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

Detailed Forecast

M.L.King Day
Patchy dense fog before 9am. Otherwise, sunny, with a high near 52. East wind around 5 mph becoming calm in the morning.
Tonight
Partly cloudy, with a low around 34. Light east wind.
Tuesday
Partly sunny, with a high near 49. Light northeast wind.
Tuesday Night
Mostly clear, with a low around 31. Light east southeast wind.
Wednesday
Sunny, with a high near 47. Light east southeast wind.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 44.
Friday Night
A chance of rain after 10pm. Partly cloudy, with a low around 32.
Saturday
A chance of rain and snow. Partly sunny, with a high near 44.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 34.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Issaquah WA
 47.48°N 122°W (Elev. 794 ft)
1:25 am PST Jan 19, 2026
5am PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database