Severe Thunderstorms and Heavy Rain in the Central Plains; Dry Thunderstorms and Critical Fire Weather in the West

Severe thunderstorms and heavy rain may produce large to very-large hail, severe winds, tornadoes and numerous instances of flash flooding across portions of the central Plains. Scattered slow-moving storms will continue to bring a flash flooding threat to the central Gulf Coast. Elevated to critical fire weather conditions are expected across much of the western U.S.. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

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

NA

50°F

10°C

Humidity 91%
Wind Speed N 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 47°F (8°C)
Visibility NA
Last update 20 Jun 01:45 AM PDT
Extended Forecast for

6 Miles ENE Onalaska WA

  • Overnight

    Overnight: Partly cloudy, with a low around 49. Light and variable wind.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 70. South wind around 6 mph becoming west southwest in the afternoon.

    High: 70 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Patchy fog after 3am.  Otherwise, increasing clouds, with a low around 47. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 47 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 78 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 52. North wind around 6 mph becoming calm  in the evening.

    Low: 52 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 49. Light and variable wind.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 70. South wind around 6 mph becoming west southwest in the afternoon.
Saturday Night
Patchy fog after 3am. Otherwise, increasing clouds, with a low around 47. West wind 5 to 7 mph becoming calm in the evening.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming north northwest around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 52. North wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 87.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 50.
Friday
A chance of rain. Mostly cloudy, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Onalaska WA
 46.6°N 122.62°W (Elev. 997 ft)
11:26 pm PDT Jun 19, 2026
2am PDT Jun 20, 2026-6pm PDT Jun 26, 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