Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Hazardous Weather Conditions

Current conditions at

Chehalis-Centralia Airport (KCLS)

Lat: 46.677°NLon: 122.9827°WElev: 177.0ft.

Clear

46°F

8°C

Humidity 52%
Wind Speed NW 5 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 14 Mar 12:15 PM PDT
Extended Forecast for

Chehalis WA

Flood Warning March 14, 12:40pm until March 14, 10:29pm
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning March 14, 12:40pm until March 14, 10:29pm

    NOW until 10:29pm Sat

    Flood Warning

  • This Afternoon

    High: 48 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 29. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 29 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 40 percent chance of rain after 11am.  Cloudy, with a high near 50. Calm wind.

    High: 50 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm.  Cloudy, with a low around 40. Light and variable wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain Likely
    then Chance
    Rain

  • Monday

    Monday: Rain likely.  Cloudy, with a high near 59. South wind 3 to 7 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 43. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  High near 56. Chance of precipitation is 90%.

    High: 56 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Cloudy, with a low around 48.

    Low: 48 °F

    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 48. West northwest wind around 10 mph, with gusts as high as 21 mph.
Tonight
Increasing clouds, with a low around 29. West wind 5 to 7 mph becoming calm in the evening.
Sunday
A 40 percent chance of rain after 11am. Cloudy, with a high near 50. Calm wind.
Sunday Night
Rain likely, mainly before 11pm. Cloudy, with a low around 40. Light and variable wind. 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 59. South wind 3 to 7 mph. 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 43. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 56. Chance of precipitation is 90%.
Tuesday Night
Rain. Cloudy, with a low around 48.
Wednesday
Rain. Cloudy, with a high near 57.
Wednesday Night
Rain. Cloudy, with a low around 49.
Thursday
Rain. Cloudy, with a high near 61.
Thursday Night
Rain likely. Mostly cloudy, with a low around 48.
Friday
A chance of rain. Mostly cloudy, with a high near 63.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.66°N 122.98°W (Elev. 177 ft)
10:41 am PDT Mar 14, 2026
12pm PDT Mar 14, 2026-6pm PDT Mar 20, 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