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Above Average Temperatures for the West and Central Plains; Lake Effect Snow Continues

Well above average temperatures will prevail across the Plains and the West Coast this week, while a cold front will bring Arctic air to the South and East Coast Thursday and Friday. Lake effect snow is forecast downwind of the Great Lakes through Thursday along and behind the Arctic front, as well as mountain snow across the Southern Appalachians. Read More >

Current conditions at

Chehalis-Centralia Airport (KCLS)

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

Fog

45°F

7°C

Humidity 100%
Wind Speed S 3 MPH
Barometer 30.45 in (1031.16 mb)
Dewpoint 45°F (7°C)
Visibility -0.25 mi
Last update 14 Jan 12:55 AM PST
Extended Forecast for

Chehalis WA

  • Overnight

    Overnight: Areas of fog. Otherwise, mostly cloudy, with a steady temperature around 44. Calm wind.

    Low: 44 °F

    Areas Fog

  • Wednesday

    Wednesday: Widespread dense fog before 1pm, then widespread dense fog after 5pm. Otherwise, mostly cloudy, with a high near 50. Calm wind.

    High: 50 °F

    Dense Fog

  • Wednesday Night

    Wednesday Night: Widespread dense fog, mainly before 11pm. Otherwise, mostly cloudy, with a low around 41. Calm wind becoming north around 5 mph after midnight.

    Low: 41 °F

    Dense Fog

  • Thursday

    Thursday: Widespread dense fog, mainly before 9am. Otherwise, mostly sunny, with a high near 50. North northeast wind 7 to 9 mph.

    High: 50 °F

    Dense Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Areas of fog. Otherwise, partly cloudy, with a low around 35. North northeast wind 3 to 5 mph.

    Low: 35 °F

    Areas Fog

  • Friday

    Friday: Widespread dense fog, mainly before 10am. Otherwise, sunny, with a high near 51.

    High: 51 °F

    Dense Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Overnight
Areas of fog. Otherwise, mostly cloudy, with a steady temperature around 44. Calm wind.
Wednesday
Widespread dense fog before 1pm, then widespread dense fog after 5pm. Otherwise, mostly cloudy, with a high near 50. Calm wind.
Wednesday Night
Widespread dense fog, mainly before 11pm. Otherwise, mostly cloudy, with a low around 41. Calm wind becoming north around 5 mph after midnight.
Thursday
Widespread dense fog, mainly before 9am. Otherwise, mostly sunny, with a high near 50. North northeast wind 7 to 9 mph.
Thursday Night
Areas of fog. Otherwise, partly cloudy, with a low around 35. North northeast wind 3 to 5 mph.
Friday
Widespread dense fog, mainly before 10am. Otherwise, sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 51.
Sunday Night
Mostly clear, with a low around 34.
M.L.King Day
Mostly sunny, with a high near 49.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.68°N 122.98°W (Elev. 180 ft)
Last Update:
7:01 pm PST Jan 13, 2026
Forecast Valid:
1am PST Jan 14, 2026-6pm PST Jan 20, 2026
 
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Additional Resources

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