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

Tri-Cities Airport (KPSC)

Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.

Mostly Cloudy

37°F

3°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 01 Apr 03:00 AM PDT
Extended Forecast for

Wallula WA

  • Overnight

    Overnight: Rain likely, mainly after 5am.  Mostly cloudy, with a low around 44. Light east wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain, mainly before 11am, then showers and possibly a thunderstorm after 2pm.  High near 55. North wind 5 to 8 mph becoming southwest in the morning.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 55 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm before 11pm, then a slight chance of rain after 2am.  Low around 42. Southwest wind 10 to 20 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 42 °F

    Showers then
    Slight Chance
    Rain

  • Thursday

    Thursday: A 30 percent chance of rain after 11am.  Partly sunny, with a high near 54. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 30 mph.

    High: 54 °F

    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. Southwest wind 14 to 18 mph, with gusts as high as 23 mph.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain likely, mainly after 5am. Mostly cloudy, with a low around 44. Light east wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, mainly before 11am, then showers and possibly a thunderstorm after 2pm. High near 55. North wind 5 to 8 mph becoming southwest in the morning. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain and possibly a thunderstorm before 11pm, then a slight chance of rain after 2am. Low around 42. Southwest wind 10 to 20 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of rain after 11am. Partly sunny, with a high near 54. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 41. Southwest wind 14 to 18 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Partly sunny, with a high near 71.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Wallula WA
 46.07°N 118.91°W (Elev. 338 ft)
1:46 am PDT Apr 1, 2026
3am PDT Apr 1, 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