Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Current conditions at

CHEHALIS (CLSW1)

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

NA

45°F

7°C

Humidity 85%
Wind Speed ESE 3 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 16 Mar 01:09 AM PDT
Extended Forecast for

6 Miles SE Napavine WA

  • Overnight

    Overnight: Rain likely, mainly after 5am.  Mostly cloudy, with a low around 41. South wind around 5 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 10am.  Mostly cloudy, with a high near 60. South wind 5 to 7 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Rain Likely
    then Partly
    Sunny

  • Monday Night

    Monday Night: Rain likely after 11pm.  Mostly cloudy, with a low around 46. Light south wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  High near 54. South wind 3 to 5 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 47. Light south wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 56. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 49. Chance of precipitation is 80%.

    Low: 49 °F

    Rain

  • Thursday

    Thursday: Rain.  Cloudy, with a high near 57.

    High: 57 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Rain Likely

Detailed Forecast

Overnight
Rain likely, mainly after 5am. Mostly cloudy, with a low around 41. South wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 60. South wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain likely after 11pm. Mostly cloudy, with a low around 46. Light south wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 54. South wind 3 to 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain. Low around 47. Light south wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 56. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Low around 49. Chance of precipitation is 80%.
Thursday
Rain. Cloudy, with a high near 57.
Thursday Night
Rain likely. Mostly cloudy, with a low around 46.
Friday
Rain likely. Cloudy, with a high near 56.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 38.
Saturday
A chance of rain and snow. Partly sunny, with a high near 54.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 34.
Sunday
A chance of rain and snow. Partly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Napavine WA
 46.53°N 122.81°W (Elev. 417 ft)
8:00 pm PDT Mar 15, 2026
2am PDT Mar 16, 2026-6pm PDT Mar 22, 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