Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

CHEHALIS (CLSW1)

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

NA

54°F

12°C

Humidity 97%
Wind Speed SSE 3 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 20 Mar 01:09 AM PDT
Extended Forecast for

3 Miles N Napavine WA

  • Overnight

    Overnight: Rain likely, mainly after 5am.  Cloudy, with a steady temperature around 54. South wind around 6 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Rain Likely

  • Friday

    Friday: Rain, mainly before 5pm.  Steady temperature around 54. South wind around 6 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain

  • Friday Night

    Friday Night: A slight chance of rain before 11pm, then a slight chance of showers between 11pm and 3am.  Mostly cloudy, with a low around 36. Light west wind.  Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A slight chance of rain and snow showers before 11am.  Mostly sunny, with a high near 51. Calm wind becoming west northwest around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of rain and snow before 11am, then a slight chance of rain.  Partly sunny, with a high near 53. Chance of precipitation is 20%.

    High: 53 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of rain after 11pm.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

Detailed Forecast

Overnight
Rain likely, mainly after 5am. Cloudy, with a steady temperature around 54. South wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly before 5pm. Steady temperature around 54. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A slight chance of rain before 11pm, then a slight chance of showers between 11pm and 3am. Mostly cloudy, with a low around 36. Light west wind. Chance of precipitation is 20%.
Saturday
A slight chance of rain and snow showers before 11am. Mostly sunny, with a high near 51. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 32. West northwest wind around 5 mph becoming calm in the evening.
Sunday
A slight chance of rain and snow before 11am, then a slight chance of rain. Partly sunny, with a high near 53. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
Mostly cloudy, with a high near 54.
Monday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 40.
Tuesday
Rain. Cloudy, with a high near 53.
Tuesday Night
Rain. Mostly cloudy, with a low around 38.
Wednesday
Rain likely. Mostly cloudy, with a high near 51.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 32.
Thursday
A slight chance of rain. Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Napavine WA
 46.62°N 122.91°W (Elev. 400 ft)
11:27 pm PDT Mar 19, 2026
1am PDT Mar 20, 2026-6pm PDT Mar 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

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