Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Current conditions at

CHEHALIS (CLSW1)

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

NA

38°F

3°C

Humidity 100%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 13 Mar 07:09 PM PDT
Extended Forecast for

3 Miles N Napavine WA

Flood Watch March 13, 07:54pm until March 15, 05:00pm
Flood Warning March 13, 07:54pm until March 14, 12:31pm
Click here for hazard details and duration
Flood Watch
Flood Warning
  •  
    Flood Watch March 13, 07:54pm until March 15, 05:00pm
    Flood Warning March 13, 07:54pm until March 14, 12:31pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 30 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 47. West northwest wind 5 to 7 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29. Light and variable wind.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely after 11am.  Cloudy, with a high near 48. Light southeast wind.  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 11pm.  Cloudy, with a low around 40. South southeast wind 3 to 5 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain Likely

  • Monday

    Monday: Rain likely.  Cloudy, with a high near 56. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  Cloudy, with a high near 56.

    High: 56 °F

    Rain

Detailed Forecast

Tonight
Rain and snow, mainly before 1am. Low around 30. Light and variable wind. Chance of precipitation is 100%. Little or no snow accumulation expected.
Saturday
Mostly sunny, with a high near 47. West northwest wind 5 to 7 mph.
Saturday Night
Mostly cloudy, with a low around 29. Light and variable wind.
Sunday
Rain likely after 11am. Cloudy, with a high near 48. Light southeast wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely, mainly before 11pm. Cloudy, with a low around 40. South southeast wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely. Cloudy, with a high near 56. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Tuesday
Rain. Cloudy, with a high near 56.
Tuesday Night
Rain. Cloudy, with a low around 48.
Wednesday
Rain. Cloudy, with a high near 59.
Wednesday Night
Rain. Cloudy, with a low around 50.
Thursday
Rain likely. Cloudy, with a high near 61.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 46.
Friday
A chance of rain. Mostly cloudy, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Napavine WA
 46.62°N 122.91°W (Elev. 400 ft)
2:25 pm PDT Mar 13, 2026
7pm PDT Mar 13, 2026-6pm PDT Mar 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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