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.

Clear

48°F

9°C

Humidity	76%
Wind Speed	SW 14 MPH
Barometer	30.0 in (1015.92 mb)
Dewpoint	41°F (5°C)
Visibility	10.00 mi
Wind Chill	42°F (6°C)
Last update	23 Apr 12:20 AM PDT

More Information:

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

Extended Forecast for

3 Miles N Finley WA

Overnight
Low: 44 °F
Increasing
Clouds
Thursday
High: 64 °F
Partly Sunny
then Slight
Chance Rain
Thursday Night
Low: 41 °F
Slight Chance
Rain then
Partly Cloudy
Friday
High: 61 °F
Sunny
Friday Night
Low: 36 °F
Mostly Clear
Saturday
High: 64 °F
Sunny
Saturday Night
Low: 39 °F
Mostly Clear
Sunday
High: 66 °F
Sunny
Sunday Night
Low: 42 °F
Partly Cloudy

Detailed Forecast

Overnight

Increasing clouds, with a low around 44. Southwest wind 9 to 11 mph, with gusts as high as 22 mph.

Thursday

A 10 percent chance of rain after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 64. Southwest wind around 9 mph becoming west in the morning.

Thursday Night

A 20 percent chance of rain before 8pm. Partly cloudy, with a low around 41. Southwest wind 5 to 7 mph becoming north in the evening.

Friday

Sunny, with a high near 61. Northeast wind 5 to 8 mph.

Friday Night

Mostly clear, with a low around 36. Northeast wind around 6 mph becoming calm in the evening.

Saturday

Sunny, with a high near 64.

Saturday Night

Mostly clear, with a low around 39.

Sunday

Sunny, with a high near 66.