Fire Weather Concerns for the Plains; Record Warmth Spreads

Dry and breezy conditions prevail across the High Plains where elevated to locally critical conditions continue through Thursday. Meanwhile, record warmth increases and spreads across the South, Southwest and into southern California into this last weekend of February. Meanwhile, a fast moving system moves across the Plains then off the mid-Atlantic by Thursday evening. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

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

NA

33°F

1°C

Humidity 99%
Wind Speed ESE 0 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 33°F (1°C)
Visibility NA
Last update 26 Feb 01:30 AM PST
Extended Forecast for

4 Miles SSW Onalaska WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain after 3pm.  Partly sunny, with a high near 48. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 48 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Friday

    Friday: A 20 percent chance of rain.  Patchy fog before 9am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 49. Calm wind.

    High: 49 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Friday Night

    Friday Night: Patchy fog.  Otherwise, partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 50.

    High: 50 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, sunny, with a high near 55.

    High: 55 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 10pm.  Otherwise, clear, with a low around 31.

    Low: 31 °F

    Patchy Fog

Detailed Forecast

Overnight
Mostly cloudy, with a low around 32. Calm wind.
Thursday
A 20 percent chance of rain after 3pm. Partly sunny, with a high near 48. Calm wind becoming south southwest around 5 mph in the afternoon.
Thursday Night
A 20 percent chance of rain. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 34. Calm wind.
Friday
A 20 percent chance of rain. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 49. Calm wind.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 31. Calm wind.
Saturday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 50.
Saturday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 31.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 55.
Sunday Night
Patchy fog after 10pm. Otherwise, clear, with a low around 31.
Monday
Sunny, with a high near 55.
Monday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 33.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 57.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 39.
Wednesday
Rain likely. Cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Onalaska WA
 46.54°N 122.75°W (Elev. 535 ft)
1:25 am PST Feb 26, 2026
1am PST Feb 26, 2026-6pm PST Mar 4, 2026
 
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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