Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

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

NA

55°F

13°C

Humidity 73%
Wind Speed NW 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 46°F (8°C)
Visibility NA
Last update 18 Oct 12:15 PM PDT
Extended Forecast for

6 Miles SE Onalaska WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 61. Calm wind.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 37. Calm wind.

    Low: 37 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, with a high near 60. Calm wind.

    High: 60 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Areas of fog after 1am. Patchy frost after 5am.  Otherwise, mostly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Cloudy
    then Patchy
    Frost and
    Areas Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Patchy frost before 9am.  Otherwise, mostly sunny, with a high near 63. Light northeast wind.

    High: 63 °F

    Patchy Frost
    and Patchy
    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Areas of frost before 8am.  Otherwise, sunny, with a high near 68.

    High: 68 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 11am.  Partly sunny, with a high near 59.

    High: 59 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 61. Calm wind.
Tonight
Increasing clouds, with a low around 37. Calm wind.
Monday
Mostly cloudy, with a high near 60. Calm wind.
Monday Night
Areas of fog after 1am. Patchy frost after 5am. Otherwise, mostly cloudy, with a low around 35. Calm wind.
Tuesday
Patchy fog before 8am. Patchy frost before 9am. Otherwise, mostly sunny, with a high near 63. Light northeast wind.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Areas of frost before 8am. Otherwise, sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
A slight chance of showers after 11am. Partly sunny, with a high near 59.
Thursday Night
A chance of showers, mainly after 11pm. Partly cloudy, with a low around 36.
Friday
A slight chance of showers. Partly sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 32.
Saturday
A slight chance of showers. Mostly cloudy, with a high near 57.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Onalaska WA
 46.53°N 122.63°W (Elev. 600 ft)
11:25 am PDT Oct 18, 2026
12pm PDT Oct 18, 2026-6pm PDT Oct 24, 2026
 
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