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

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 564.0ft.

NA

32°F

0°C

Humidity 100%
Wind Speed WNW 0 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 32°F (0°C)
Visibility NA
Last update 20 Jan 12:00 PM PST
Extended Forecast for

7 Miles NNE Onalaska WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 47. Calm wind.

    High: 47 °F

    Mostly Sunny

  • Tonight

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

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 45. Light and variable wind.

    High: 45 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 41. Calm wind.

    High: 41 °F

    Mostly 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 41.

    High: 41 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 47. Calm wind.
Tonight
Mostly clear, with a low around 33. East wind 3 to 5 mph.
Wednesday
Sunny, with a high near 45. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 31. Calm wind.
Thursday
Mostly sunny, with a high near 41. Calm wind.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 41.
Friday Night
Mostly clear, with a low around 29.
Saturday
Mostly sunny, with a high near 42.
Saturday Night
A slight chance of rain before 10pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 32.
Sunday
Rain likely. Mostly cloudy, with a high near 42.
Sunday Night
Rain likely. Mostly cloudy, with a low around 37.
Monday
A chance of rain. Mostly cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Onalaska WA
 46.66°N 122.63°W (Elev. 1601 ft)
7:01 am PST Jan 20, 2026
12pm 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