Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

Southwest Washington Regional Airport (KKLS)

Lat: 46.11553°NLon: 122.89273°WElev: 13.0ft.

Overcast

54°F

12°C

Humidity 58%
Wind Speed SE 6 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 31 Mar 08:20 PM PDT
Extended Forecast for

7 Miles NNW Columbia City OR

  • Tonight

    Tonight: Rain, mainly after 1am.  Low around 43. South southeast wind 3 to 8 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance Rain
    then Rain

  • Wednesday

    Wednesday: Rain, mainly before 4pm, then showers and possibly a thunderstorm after 5pm.  High near 52. South southeast wind 9 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 52 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then rain after 8pm.  Low around 40. Southwest wind 5 to 7 mph becoming calm  after midnight.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Showers

  • Thursday

    Thursday: Rain.  High near 56. Calm wind becoming west 5 to 8 mph in the afternoon.  Chance of precipitation is 80%.

    High: 56 °F

    Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm.  Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 37. West northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 37 °F

    Slight Chance
    Rain then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 62.

    High: 62 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain, mainly after 1am. Low around 43. South southeast wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, mainly before 4pm, then showers and possibly a thunderstorm after 5pm. High near 52. South southeast wind 9 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 8pm, then rain after 8pm. Low around 40. Southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain. High near 56. Calm wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 80%.
Thursday Night
A 20 percent chance of rain before 11pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 37. West northwest wind 5 to 7 mph becoming calm in the evening.
Friday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 39.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Partly sunny, with a high near 70.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Partly sunny, with a high near 71.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Tuesday
A chance of rain. Mostly cloudy, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNW Columbia City OR
 46°N 122.84°W (Elev. 164 ft)
7:41 pm PDT Mar 31, 2026
8pm PDT Mar 31, 2026-6pm PDT Apr 7, 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