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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Overcast

61°F

16°C

Humidity 49%
Wind Speed N 0 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 17 Mar 08:53 PM PDT
Extended Forecast for

3 Miles WSW Wallula WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. South wind around 11 mph.

    Low: 53 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 68. Southwest wind 13 to 18 mph, with gusts as high as 25 mph.

    High: 68 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55. Southwest wind 9 to 11 mph.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 73. South wind 10 to 13 mph, with gusts as high as 18 mph.

    High: 73 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57. South wind around 10 mph.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 53. South wind around 11 mph.
Wednesday
Mostly cloudy, with a high near 68. Southwest wind 13 to 18 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 55. Southwest wind 9 to 11 mph.
Thursday
Mostly cloudy, with a high near 73. South wind 10 to 13 mph, with gusts as high as 18 mph.
Thursday Night
Mostly cloudy, with a low around 57. South wind around 10 mph.
Friday
Mostly cloudy, with a high near 72.
Friday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 50.
Saturday
Partly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 58.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Tuesday
A chance of rain. Mostly cloudy, with a high near 59.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Wallula WA
 46.07°N 118.94°W (Elev. 338 ft)
Last Update:
9:07 pm PDT Mar 17, 2026
Forecast Valid:
9pm PDT Mar 17, 2026-6pm PDT Mar 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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