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

Tri-Cities Airport (KPSC)

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

Clear

73°F

23°C

Humidity 29%
Wind Speed WSW 8 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 24 May 09:35 PM PDT
Extended Forecast for

8 Miles S Mesa WA

  • Tonight

    Tonight: Mostly clear, with a low around 52. Southwest wind 8 to 10 mph becoming southeast after midnight.

    Low: 52 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: A 30 percent chance of showers after 5pm. Partly sunny, with a high near 83. South wind 8 to 13 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 83 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, mainly before 11pm. Cloudy, with a low around 45. West wind 16 to 21 mph becoming south 10 to 15 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 66. South wind 6 to 9 mph.

    High: 66 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 45. South wind around 6 mph.

    Low: 45 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers. Mostly sunny, with a high near 84.

    High: 84 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 52. Southwest wind 8 to 10 mph becoming southeast after midnight.
Memorial Day
A 30 percent chance of showers after 5pm. Partly sunny, with a high near 83. South wind 8 to 13 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Monday Night
Showers likely, mainly before 11pm. Cloudy, with a low around 45. West wind 16 to 21 mph becoming south 10 to 15 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly cloudy, with a high near 66. South wind 6 to 9 mph.
Tuesday Night
A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 45. South wind around 6 mph.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 84.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.
Friday
A chance of showers. Partly sunny, with a high near 76.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles S Mesa WA
 46.47°N 119.01°W (Elev. 600 ft)
Last Update:
9:11 pm PDT May 24, 2026
Forecast Valid:
9pm PDT May 24, 2026-6pm PDT May 31, 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