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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

CHEHALIS (CLSW1)

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

NA

42°F

6°C

Humidity 100%
Wind Speed SE 2 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 11 Jan 03:09 AM PST
Extended Forecast for

3 Miles E Napavine WA

  • Overnight

    Overnight: Rain likely. Cloudy, with a low around 42. South southeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain Likely

  • Sunday

    Sunday: Rain likely. Mostly cloudy, with a high near 48. South southeast wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly before 8pm. Mostly cloudy, with a low around 44. South southeast wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain Likely
    then Chance
    Rain

  • Monday

    Monday: A 50 percent chance of rain, mainly before 4pm. Mostly cloudy, with a high near 52. South wind around 8 mph, with gusts as high as 20 mph.

    High: 52 °F

    Chance Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm. Patchy fog. Otherwise, mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Patchy
    Fog

  • Tuesday

    Tuesday: Areas of fog before 1pm. Otherwise, mostly sunny, with a high near 54.

    High: 54 °F

    Areas Fog

  • Tuesday Night

    Tuesday Night: Patchy fog between 7pm and 11pm. Otherwise, partly cloudy, with a low around 38.

    Low: 38 °F

    Patchy Fog
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Rain likely. Cloudy, with a low around 42. South southeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain likely. Mostly cloudy, with a high near 48. South southeast wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely, mainly before 8pm. Mostly cloudy, with a low around 44. South southeast wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 50 percent chance of rain, mainly before 4pm. Mostly cloudy, with a high near 52. South wind around 8 mph, with gusts as high as 20 mph.
Monday Night
A 20 percent chance of rain before 10pm. Patchy fog. Otherwise, mostly cloudy, with a low around 40. Calm wind.
Tuesday
Areas of fog before 1pm. Otherwise, mostly sunny, with a high near 54.
Tuesday Night
Patchy fog between 7pm and 11pm. Otherwise, partly cloudy, with a low around 38.
Wednesday
Partly sunny, with a high near 50.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Napavine WA
 46.57°N 122.83°W (Elev. 400 ft)
Last Update:
1:25 am PST Jan 11, 2026
Forecast Valid:
3am PST Jan 11, 2026-6pm PST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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