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Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

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

NA

75°F

24°C

Humidity 45%
Wind Speed NNW 1 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 52°F (11°C)
Visibility NA
Last update 20 Apr 02:45 PM PDT
Extended Forecast for

5 Miles SE Onalaska WA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 74. Light northwest wind.

    High: 74 °F

    Partly Sunny

  • Tonight

    Tonight: A 40 percent chance of rain after 4am. Mostly cloudy, with a low around 47. Light north wind.

    Low: 47 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely. Mostly cloudy, with a high near 57. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 45. Southwest wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain. High near 54. South southwest wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 74. Light northwest wind.
Tonight
A 40 percent chance of rain after 4am. Mostly cloudy, with a low around 47. Light north wind.
Tuesday
Rain likely. Mostly cloudy, with a high near 57. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 45. Southwest wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 54. South southwest wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 41.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Clear, with a low around 39.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 43.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 43.
Monday
A slight chance of rain. Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Onalaska WA
 46.53°N 122.63°W (Elev. 600 ft)
Last Update:
11:26 am PDT Apr 20, 2026
Forecast Valid:
3pm PDT Apr 20, 2026-6pm PDT Apr 27, 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