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

4 Miles SSW Richland WA

  • Overnight

    Overnight: Rain, mainly after 5am.  Low around 42. South wind around 5 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain

  • Wednesday

    Wednesday: Rain before 2pm, then showers and possibly a thunderstorm between 2pm and 5pm, then rain and possibly a thunderstorm after 5pm.  High near 55. West wind 5 to 9 mph becoming southeast in the afternoon.  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 before 8pm, then a slight chance of rain after 2am.  Snow level 5400 feet lowering to 2400 feet after midnight . Low around 38. Southwest wind 11 to 21 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain then
    Slight Chance
    Rain

  • Thursday

    Thursday: A 20 percent chance of rain after 11am.  Snow level 2100 feet rising to 3100 feet in the afternoon. Partly sunny, with a high near 55. Southwest wind 17 to 21 mph, with gusts as high as 25 mph.

    High: 55 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37. Southwest wind 10 to 16 mph, with gusts as high as 22 mph.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain, mainly after 5am. Low around 42. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain before 2pm, then showers and possibly a thunderstorm between 2pm and 5pm, then rain and possibly a thunderstorm after 5pm. High near 55. West wind 5 to 9 mph becoming southeast in the afternoon. 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 before 8pm, then a slight chance of rain after 2am. Snow level 5400 feet lowering to 2400 feet after midnight . Low around 38. Southwest wind 11 to 21 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 20 percent chance of rain after 11am. Snow level 2100 feet rising to 3100 feet in the afternoon. Partly sunny, with a high near 55. Southwest wind 17 to 21 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 37. Southwest wind 10 to 16 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 72.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Partly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Richland WA
 46.24°N 119.33°W (Elev. 1398 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

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Hourly Weather Forecast

National Digital Forecast Database