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 80%
Wind Speed ESE 0 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 31°F (-1°C)
Visibility NA
Last update 20 Jan 02:10 AM PST
Extended Forecast for

Issaquah WA

  • Overnight

    Overnight: Partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 51. Calm wind.

    High: 51 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 33. East southeast wind 3 to 5 mph.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 50. Light and variable wind.

    High: 50 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 35. Calm wind.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 51. Calm wind.
Tuesday Night
Mostly clear, with a low around 33. East southeast wind 3 to 5 mph.
Wednesday
Sunny, with a high near 50. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 32. Calm wind.
Thursday
Partly sunny, with a high near 46.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 47.
Friday Night
Mostly clear, with a low around 32.
Saturday
Mostly sunny, with a high near 47.
Saturday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 34.
Sunday
A chance of rain. Mostly cloudy, with a high near 48.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 40.
Monday
A chance of rain. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Issaquah WA
 47.52°N 122.01°W (Elev. 561 ft)
1:25 am PST Jan 20, 2026
2am PST Jan 20, 2026-6pm PST Jan 26, 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