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

DW8787 CHEHALIS (D8787)

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

NA

33°F

1°C

Humidity 100%
Wind Speed ESE 0 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 33°F (1°C)
Visibility NA
Last update 01 Jan 09:00 AM PST
Extended Forecast for

3 Miles S Onalaska WA

  • New Year's Day

    New Year's Day: Rain, mainly after 4pm. Widespread dense fog, mainly before noon. High near 42. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Slight Chance
    Rain and
    Dense Fog
    then Rain and
    Patchy Fog

  • Tonight

    Tonight: Rain. Low around 39. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain

  • Friday

    Friday: Rain. High near 51. South wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 42. East wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain

  • Saturday

    Saturday: Rain. High near 51. South southeast wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 43. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain

  • Sunday

    Sunday: Rain. High near 50. Chance of precipitation is 90%.

    High: 50 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain Likely

  • Monday

    Monday: Rain likely. Mostly cloudy, with a high near 47.

    High: 47 °F

    Rain Likely

Detailed Forecast

New Year's Day
Rain, mainly after 4pm. Widespread dense fog, mainly before noon. High near 42. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 39. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 51. South wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain. Low around 42. East wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 51. South southeast wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 43. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 50. Chance of precipitation is 90%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 40.
Monday
Rain likely. Mostly cloudy, with a high near 47.
Monday Night
A chance of rain. Mostly cloudy, with a low around 37.
Tuesday
A chance of rain. Mostly cloudy, with a high near 45.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 37.
Wednesday
Rain likely. Mostly cloudy, with a high near 44.
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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 am PST Jan 1, 2026
Forecast Valid:
9am PST Jan 1, 2026-6pm PST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

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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