Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

CHEHALIS (CLSW1)

Lat: 46.61°NLon: 122.90833°WElev: 262.0ft.

NA

34°F

1°C

Humidity 100%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 20 Jan 01:09 PM PST
Extended Forecast for

2 Miles ENE Napavine WA

  • This Afternoon

    This Afternoon: Areas of fog after 5pm.  Otherwise, mostly sunny, with a high near 47. Calm wind.

    High: 47 °F

    Areas Fog

  • Tonight

    Tonight: Areas of fog before 10pm. Widespread dense freezing fog, mainly between 10pm and 1am.  Otherwise, mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Dense
    Freezing Fog
    and Areas Fog

  • Wednesday

    Wednesday: Areas of freezing fog before 10am. Mostly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Areas
    Freezing Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 44. Calm wind.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

Detailed Forecast

This Afternoon
Areas of fog after 5pm. Otherwise, mostly sunny, with a high near 47. Calm wind.
Tonight
Areas of fog before 10pm. Widespread dense freezing fog, mainly between 10pm and 1am. Otherwise, mostly cloudy, with a low around 27. Calm wind.
Wednesday
Areas of freezing fog before 10am. Mostly sunny, with a high near 46. Calm wind.
Wednesday Night
Partly cloudy, with a low around 27. Calm wind.
Thursday
Mostly sunny, with a high near 44. Calm wind.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Sunny, with a high near 45.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
A slight chance of rain. Partly sunny, with a high near 44.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 33.
Monday
A chance of rain. Mostly cloudy, with a high near 47.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Napavine WA
 46.59°N 122.86°W (Elev. 400 ft)
1:25 pm PST Jan 20, 2026
1pm PST Jan 20, 2026-6pm PST Jan 26, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database