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Winter Weather in the Eastern U.S.; Fire Weather in the Southern High Plains

A wintry mix may impact travel across portions of the Ohio Valley, central Appalachians, Mid-Atlantic, and Northeast U.S. today through Tuesday. Gusty winds and low relative humidity will bring elevated to critical fire weather to northeastern New Mexico and southeastern Colorado today and Tuesday. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 550.0ft.

NA

52°F

11°C

Humidity 79%
Wind Speed ESE 1 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 46°F (8°C)
Visibility NA
Last update 02 Mar 11:30 AM PST
Extended Forecast for

4 Miles SSW Onalaska WA

  • Today

    Today: Mostly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: Rain likely, mainly after 4am. Increasing clouds, with a low around 42. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Mostly Cloudy
    then Rain
    Likely

  • Tuesday

    Tuesday: Rain. High near 51. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 43. Light south wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 49. Southwest wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 38. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain

  • Thursday

    Thursday: Rain. High near 46. Chance of precipitation is 90%.

    High: 46 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Cloudy, with a high near 49.

    High: 49 °F

    Rain Likely

Detailed Forecast

Today
Mostly sunny, with a high near 57. Calm wind.
Tonight
Rain likely, mainly after 4am. Increasing clouds, with a low around 42. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 51. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain. Low around 43. Light south wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 49. Southwest wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 38. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 46. Chance of precipitation is 90%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 39.
Friday
Rain likely. Cloudy, with a high near 49.
Friday Night
Rain likely. Cloudy, with a low around 43.
Saturday
Rain likely. Cloudy, with a high near 52.
Saturday Night
Rain likely. Cloudy, with a low around 39.
Sunday
Rain likely. Cloudy, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Onalaska WA
 46.54°N 122.75°W (Elev. 535 ft)
Last Update:
7:01 am PST Mar 2, 2026
Forecast Valid:
11am PST Mar 2, 2026-6pm PDT Mar 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation