National Weather Service

News Headlines

Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP/OSO) for all NWS Western Region Offices Effect July 7, 2026

Current conditions at

Tri-Cities Airport (KPSC)

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

Mostly Cloudy

61°F

16°C

Humidity	31%
Wind Speed	SW 4 MPH
Barometer	30.01 in (1016.26 mb)
Dewpoint	30°F (-1°C)
Visibility	10.00 mi
Last update	16 May 04:15 PM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles NNW Wallula WA

This Afternoon
High: 64 °F
Chance
Showers
Tonight
Low: 43 °F
Chance
Showers then
Partly Cloudy
Sunday
High: 68 °F
Sunny
Sunday Night
Low: 46 °F
Partly Cloudy
Monday
High: 73 °F
Mostly Sunny
Monday Night
Low: 49 °F
Mostly Clear
Tuesday
High: 75 °F
Sunny
Tuesday Night
Low: 51 °F
Partly Cloudy
Wednesday
High: 77 °F
Sunny

Detailed Forecast

This Afternoon

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 64. Southwest wind around 17 mph, with gusts as high as 25 mph.

Tonight

A 30 percent chance of showers before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 43. Southwest wind 10 to 16 mph, with gusts as high as 24 mph.

Sunday

Sunny, with a high near 68. Southwest wind 6 to 11 mph becoming north in the afternoon.

Sunday Night

Partly cloudy, with a low around 46. South wind around 6 mph.

Monday

Mostly sunny, with a high near 73. West wind 5 to 8 mph.

Monday Night

Mostly clear, with a low around 49.

Tuesday

Sunny, with a high near 75.

Tuesday Night

Partly cloudy, with a low around 51.