Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 550.0ft.

NA

43°F

6°C

Humidity 99%
Wind Speed E 1 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 43°F (6°C)
Visibility NA
Last update 13 Feb 03:15 PM PST
Extended Forecast for

4 Miles SSE Onalaska WA

  • This Afternoon

    This Afternoon: Rain.  High near 45. Calm wind.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Rain

  • Tonight

    Tonight: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 35. Calm wind.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 35 °F

    Rain Likely

  • Saturday

    Saturday: A 30 percent chance of rain after noon.  Mostly cloudy, with a high near 45. Calm wind.

    High: 45 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 10pm.  Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Rain likely, mainly after 4am.  Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 29. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 29 °F

    Rain Likely
    and Patchy
    Fog

  • Washington's Birthday

    Washington's Birthday: Rain.  Patchy fog before 10am. High near 42. Chance of precipitation is 80%.

    High: 42 °F

    Rain and
    Patchy Fog

  • Monday Night

    Monday Night: Rain likely before 4am, then a chance of rain and snow.  Mostly cloudy, with a low around 31.

    Low: 31 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Tuesday

    Tuesday: A chance of rain and snow before 10am, then rain likely.  Mostly cloudy, with a high near 43.

    High: 43 °F

    Rain/Snow
    Likely then
    Rain Likely

Detailed Forecast

This Afternoon
Rain. High near 45. Calm wind. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 35. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 45. Calm wind.
Saturday Night
A 20 percent chance of rain before 10pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 31. Calm wind.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 46. Calm wind.
Sunday Night
Rain likely, mainly after 4am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 29. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Washington's Birthday
Rain. Patchy fog before 10am. High near 42. Chance of precipitation is 80%.
Monday Night
Rain likely before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 31.
Tuesday
A chance of rain and snow before 10am, then rain likely. Mostly cloudy, with a high near 43.
Tuesday Night
A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 29.
Wednesday
Rain and snow likely. Mostly cloudy, with a high near 43.
Wednesday Night
Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 31.
Thursday
Rain, possibly mixed with snow. Cloudy, with a high near 41.
Thursday Night
Rain, possibly mixed with snow. Mostly cloudy, with a low around 31.
Friday
Rain and snow. Mostly cloudy, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Onalaska WA
 46.52°N 122.69°W (Elev. 413 ft)
1:26 pm PST Feb 13, 2026
3pm PST Feb 13, 2026-6pm PST Feb 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