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

Renton Municipal Airport (KRNT)

Lat: 47.49509°NLon: 122.21437°WElev: 23.0ft.

Clear

34°F

1°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 19 Jan 01:20 AM PST
Extended Forecast for

3 Miles NNE Newcastle WA

  • Overnight

    Overnight: Mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Patchy dense fog before 9am.  Otherwise, sunny, with a high near 52. Calm wind.

    High: 52 °F

    Patchy Dense
    Fog then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 50. Calm wind.

    High: 50 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Overnight
Mostly clear, with a low around 35. Calm wind.
M.L.King Day
Patchy dense fog before 9am. Otherwise, sunny, with a high near 52. Calm wind.
Monday Night
Partly cloudy, with a low around 34. Calm wind.
Tuesday
Partly sunny, with a high near 50. Calm wind.
Tuesday Night
Mostly clear, with a low around 33. Calm wind.
Wednesday
Mostly sunny, with a high near 48.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Partly sunny, with a high near 46.
Thursday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 46.
Friday Night
A chance of rain. Partly cloudy, with a low around 34.
Saturday
A chance of rain and snow. Partly sunny, with a high near 47.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 37.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Newcastle WA
 47.59°N 122.12°W (Elev. 256 ft)
1:25 am PST Jan 19, 2026
1am PST Jan 19, 2026-6pm PST Jan 25, 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