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Current conditions at
Tri-Cities Airport (KPSC)
Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.
Clear
45°F
7°C
| Humidity | 93% |
| Wind Speed | N 4 MPH |
| Barometer | 29.68 in (1005.08 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 43°F (6°C) |
| Last update | 21 Apr 03:35 AM PDT |
Extended Forecast for
4 Miles S Richland WA
Overnight

Low: 53 °F
Mostly Cloudy
Tuesday
High: 78 °F
Partly Sunny
then Chance
ShowersTuesday Night
Low: 51 °F
Chance
Showers then
Showers
LikelyWednesday

High: 63 °F
Rain
Wednesday Night

Low: 45 °F
Slight Chance
RainThursday
High: 66 °F
Slight Chance
Rain then
Mostly SunnyThursday Night

Low: 44 °F
Partly Cloudy
Friday

High: 65 °F
Sunny
Friday Night

Low: 42 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly cloudy, with a low around 53. Light southwest wind.
Tuesday
A 30 percent chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 78. Southwest wind 5 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of rain and thunderstorms before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then rain likely after 2am. Cloudy, with a low around 51. Southwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 63. Southwest wind 16 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 45. West wind 13 to 20 mph, with gusts as high as 30 mph.
Thursday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 72.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles S Richland WA
46.24°N 119.3°W (Elev. 568 ft)
46.24°N 119.3°W (Elev. 568 ft)
11:46 pm PDT Apr 20, 2026
3am PDT Apr 21, 2026-6pm PDT Apr 27, 2026


