National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

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

NA

37°F

3°C

Humidity 100%
Wind Speed SE 0 MPH
Barometer 30.42 in (1030.14 mb)
Dewpoint 37°F (3°C)
Visibility NA
Last update 09 Jan 07:00 PM PST
Extended Forecast for

3 Miles S Onalaska WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Light east southeast wind.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 50. Southeast wind around 6 mph.

    High: 50 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Rain likely. Cloudy, with a low around 42. Southeast wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain Likely

  • Sunday

    Sunday: Rain likely. Cloudy, with a high near 48. South southeast wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely. Cloudy, with a low around 43. South southeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain Likely

  • Monday

    Monday: Rain. High near 51. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain

  • Monday Night

    Monday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Tuesday

    Tuesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. Light east southeast wind.
Saturday
A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 50. Southeast wind around 6 mph.
Saturday Night
Rain likely. Cloudy, with a low around 42. Southeast wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain likely. Cloudy, with a high near 48. South southeast wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely. Cloudy, with a low around 43. South southeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain. High near 51. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 44.
Tuesday
Partly sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Partly sunny, with a high near 52.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Sunny, with a high near 50.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Onalaska WA
 46.54°N 122.72°W (Elev. 528 ft)
Last Update:
7:01 pm PST Jan 9, 2026
Forecast Valid:
7pm PST Jan 9, 2026-6pm PST Jan 16, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation