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Current conditions at
Tri-Cities Airport (KPSC)
Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.
Clear
64°F
18°C
| Humidity | 49% |
| Wind Speed | SSW 12 MPH |
| Barometer | 29.69 in (1005.42 mb) |
| Dewpoint | 45°F (7°C) |
| Visibility | 10.00 mi |
| Last update | 21 Apr 08:53 AM PDT |
Extended Forecast for
Wallula WA
Today
High: 72 °F
Partly Sunny
then Slight
Chance RainTonight

Low: 47 °F
Showers and
BreezyWednesday

High: 54 °F
Rain and
WindyWednesday Night

Low: 46 °F
Chance Rain
and WindyThursday

High: 60 °F
Chance Rain
Thursday Night

Low: 44 °F
Partly Cloudy
Friday

High: 61 °F
Sunny
Friday Night

Low: 43 °F
Mostly Clear
Saturday

High: 62 °F
Sunny
Detailed Forecast
Today
A 20 percent chance of rain after 2pm. Partly sunny, with a high near 72. Southwest wind 14 to 16 mph, with gusts as high as 24 mph.
Tonight
A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then rain after 2am. Low around 47. Breezy, with a southwest wind 22 to 25 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 54. Windy, with a southwest wind 26 to 30 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 46. Windy, with a southwest wind 22 to 30 mph, with gusts as high as 37 mph.
Thursday
A 30 percent chance of rain, mainly before 11am. Mostly sunny, with a high near 60. Southwest wind 11 to 18 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Sunny, with a high near 61.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 66.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Wallula WA
46.07°N 118.91°W (Elev. 338 ft)
46.07°N 118.91°W (Elev. 338 ft)
4:00 am PDT Apr 21, 2026
9am PDT Apr 21, 2026-6pm PDT Apr 27, 2026


