Critical Fire Weather Conditions in the Plains; Increasing Severe Weather Chances for the Plains and Upper Midwest

A strengthening storm system will bring impactful weather to the much of Central U.S. over the next couple of days, including heavy snow in the northern Rockies, Critical fire weather conditions for portions of the Plains, and increasing severe weather chances from the central/southern Plains to the Upper Midwest. Read More >

Current conditions at

CHEHALIS (CLSW1)

Lat: 46.61°NLon: 122.90833°WElev: 262.0ft.

NA

49°F

9°C

Humidity 84%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 22 Apr 10:09 PM PDT
Extended Forecast for

2 Miles ENE Napavine WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. South wind 3 to 6 mph.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63. Light and variable wind becoming south around 5 mph.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 39. Light northwest wind.

    Low: 39 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, sunny, with a high near 65. Light north wind increasing to 5 to 10 mph in the afternoon.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38. North northeast wind 5 to 8 mph becoming calm  in the evening.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. South wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 63. Light and variable wind becoming south around 5 mph.
Thursday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 39. Light northwest wind.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 65. Light north wind increasing to 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 38. North northeast wind 5 to 8 mph becoming calm in the evening.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Napavine WA
 46.59°N 122.86°W (Elev. 400 ft)
11:26 am PDT Apr 22, 2026
11pm PDT Apr 22, 2026-6pm PDT Apr 29, 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