Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

36°F

2°C

Humidity 58%
Wind Speed N 3 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 30 Mar 08:53 PM PDT
Extended Forecast for

3 Miles WSW Wallula WA

  • Tonight

    Tonight: Increasing clouds, with a low around 35. Northeast wind around 5 mph becoming light and variable  after midnight.

    Low: 35 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 52. Light and variable wind becoming northwest around 5 mph in the afternoon.

    High: 52 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 44. South wind 3 to 5 mph.

    Low: 44 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Rain, mainly after 11am.  High near 56. South wind 5 to 8 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly before 11pm.  Low around 42. Southwest wind 9 to 18 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain, mainly after 11am.  Partly sunny, with a high near 55. Breezy.

    High: 55 °F

    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41.

    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 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 35. Northeast wind around 5 mph becoming light and variable after midnight.
Tuesday
Mostly cloudy, with a high near 52. Light and variable wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 44. South wind 3 to 5 mph.
Wednesday
Rain, mainly after 11am. High near 56. South wind 5 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain, mainly before 11pm. Low around 42. Southwest wind 9 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 40 percent chance of rain, mainly after 11am. Partly sunny, with a high near 55. Breezy.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Wallula WA
 46.07°N 118.94°W (Elev. 338 ft)
4:15 pm PDT Mar 30, 2026
9pm PDT Mar 30, 2026-6pm PDT Apr 6, 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