National Weather Service

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New Version of Climate Plots Arrives May 1, 2026: Early Access Now Available Under "Climate Graphs and Charts"
SCN26-34: Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP) for all NWS Alaska Region, Eastern Region, and Western Region Offices: Effective May 6, 2026

Current conditions at

Tri-Cities Airport (KPSC)

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

Partly Cloudy

63°F

17°C

Humidity	18%
Wind Speed	W 20 MPH
Barometer	29.72 in (1006.44 mb)
Dewpoint	19°F (-7°C)
Visibility	10.00 mi
Last update	15 Apr 02:30 PM PDT

More Information:

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

Extended Forecast for

2 Miles SSE Richland WA

This Afternoon
High: 59 °F
Chance Rain
Tonight
Low: 36 °F
Slight Chance
Rain then
Mostly Cloudy
Thursday
High: 61 °F
Mostly Sunny
Thursday Night
Low: 36 °F
Mostly Clear
Friday
High: 63 °F
Sunny
Friday Night
Low: 39 °F
Partly Cloudy
Saturday
High: 71 °F
Partly Sunny
Saturday Night
Low: 47 °F
Mostly Cloudy
Sunday
High: 76 °F
Partly Sunny

Detailed Forecast

This Afternoon

A 30 percent chance of rain, mainly before 5pm. Partly sunny, with a high near 59. West wind around 17 mph, with gusts as high as 29 mph.

Tonight

A 20 percent chance of rain before 8pm. Snow level 2400 feet lowering to 1200 feet after midnight . Mostly cloudy, with a low around 36. Southwest wind 9 to 16 mph, with gusts as high as 26 mph.

Thursday

Mostly sunny, with a high near 61. West wind 7 to 10 mph, with gusts as high as 18 mph.

Thursday Night

Mostly clear, with a low around 36. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

Friday

Sunny, with a high near 63. Southwest wind around 6 mph.

Friday Night

Partly cloudy, with a low around 39.

Saturday

Partly sunny, with a high near 71.

Saturday Night

Mostly cloudy, with a low around 47.