Severe Thunderstorms and Heavy Rainfall for the Southwest; Heat Spreads Across the Center of the Nation

Moisture will continue to move into areas of the West. This will increase showers and thunderstorms coverage and intensity, with the risk of flash flooding and damaging wind gusts. Meanwhile, heat across the Southwest will expand into the center of the nation this weekend into early next week. Trends favor this heat will spread across the Ohio Valley, mid-Atlantic next week. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

55°F

13°C

Humidity 66%
Wind Speed SSW 5 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 30 Aug 06:00 AM PDT
Extended Forecast for

2 Miles NNW Richland WA

  • Today

    Today: Sunny, with a high near 79. Southwest wind 5 to 8 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 52. Light and variable wind.

    Low: 52 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. Northwest wind 3 to 7 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 88. Calm wind becoming south around 6 mph in the afternoon.

    High: 88 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 11pm.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers.  Partly sunny, with a high near 77.

    High: 77 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers before 11am.  Partly sunny, with a high near 74.

    High: 74 °F

    Chance
    Showers then
    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 79. Southwest wind 5 to 8 mph.
Tonight
Mostly clear, with a low around 52. Light and variable wind.
Monday
Sunny, with a high near 87. Calm wind becoming north 5 to 7 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 58. Northwest wind 3 to 7 mph.
Tuesday
Partly sunny, with a high near 88. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 56.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 77.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 51.
Thursday
A 30 percent chance of showers before 11am. Partly sunny, with a high near 74.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 49.
Friday
A slight chance of showers. Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 49.
Saturday
A slight chance of showers. Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Richland WA
 46.33°N 119.32°W (Elev. 381 ft)
4:01 am PDT Aug 30, 2026
6am PDT Aug 30, 2026-6pm PDT Sep 5, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database