National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains today. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Overcast

39°F

4°C

Humidity 88%
Wind Speed WNW 4 MPH
Barometer 29.69 in (1005.42 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 01 Apr 04:53 AM PDT
Extended Forecast for

Richland WA

  • Overnight

    Overnight: Rain. Low around 42. Calm wind. Chance of precipitation is 90%. 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 58. Calm wind becoming east 5 to 7 mph 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: 58 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain before 8pm, then a slight chance of rain after 2am. Low around 39. Southwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain then
    Slight Chance
    Rain

  • Thursday

    Thursday: A 20 percent chance of rain after 11am. Partly sunny, with a high near 59. West wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 59 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63.

    High: 63 °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 68.

    High: 68 °F

    Sunny

  • Saturday Night

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

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain. Low around 42. Calm wind. Chance of precipitation is 90%. 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 58. Calm wind becoming east 5 to 7 mph 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. Low around 39. Southwest wind 7 to 11 mph, with gusts as high as 21 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. Partly sunny, with a high near 59. West wind 10 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 37. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 75.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Richland WA
 46.29°N 119.28°W (Elev. 361 ft)
Last Update:
4:20 am PDT Apr 1, 2026
Forecast Valid:
5am PDT Apr 1, 2026-6pm PDT Apr 7, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation