National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Critical Fire Weather in the Plains; Unseasonably Warm in the Southwest and Southern U.S.

Unseasonably warm temperatures continue through the weekend across the Southwest and southern U.S., with more than 100 record or near record maximum temperatures forecast through the rest of the week and over the weekend. Elevated to critical fire weather conditions will persist across the Plains and Southeast U.S. this weekend. Read More >

Current conditions at

CHEHALIS (CLSW1)

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

NA

45°F

7°C

Humidity 65%
Wind Speed WNW 1 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 28 Mar 03:09 AM PDT
Extended Forecast for

6 Miles SE Napavine WA

  • Overnight

    Overnight: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 56. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 56 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32. Light and variable wind.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Rain, mainly after 11am. High near 48. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Rain

  • Sunday Night

    Sunday Night: A 50 percent chance of rain before 11pm. Partly cloudy, with a low around 27. West wind 5 to 7 mph becoming calm in the evening.

    Low: 27 °F

    Chance Rain
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Rain Likely

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 36. Calm wind.
Saturday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 56. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 32. Light and variable wind.
Sunday
Rain, mainly after 11am. High near 48. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 50 percent chance of rain before 11pm. Partly cloudy, with a low around 27. West wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly cloudy, with a high near 54.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 38.
Wednesday
Rain. Cloudy, with a high near 48.
Wednesday Night
Rain. Cloudy, with a low around 36.
Thursday
Rain. Mostly cloudy, with a high near 50.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 36.
Friday
A chance of rain. Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Napavine WA
 46.53°N 122.81°W (Elev. 417 ft)
Last Update:
11:27 pm PDT Mar 27, 2026
Forecast Valid:
3am PDT Mar 28, 2026-6pm PDT Apr 3, 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