Washington · NWS PDT office

Richland, WA weather

It is 50°F and clear at Tri-Cities Airport as of Oct 28, 2:05 AM PDT. Overnight: Partly Cloudy, low near 40°F, 12% chance of precipitation. Forecast from the National Weather Service, issued Oct 27, 11:46 PM PDT.

Updated Oct 28, 2:19 AM PDT (snapshot)

Current conditions

Temperature

50°F

Clear

Wind

SW 17 mph

Humidity 66% · dew point 39°F

Pressure · visibility

29.95 inHg

Visibility 10 mi

Observed at Tri-Cities Airport (KPSC), Oct 28, 2:05 AM PDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Richland forecast zone right now.

Around the NWS PDT forecast area

No active alerts in zones served by the PDT office near Richland.

From the alert snapshot of Oct 28, 2026, 5:12 AM EDT. Washington has 5 active alerts: see them all.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Richland (local time)
TimeTempForecastPrecip. chanceWind
Wed 4 AM42°FPartly Cloudy12%SW 16 mph
Wed 5 AM42°FPartly Cloudy12%SW 15 mph
Wed 6 AM42°FPartly Sunny12%SW 16 mph
Wed 7 AM41°FPartly Sunny12%SW 16 mph
Wed 8 AM42°FMostly Cloudy6%SW 16 mph
Wed 9 AM45°FPartly Sunny6%SW 17 mph
Wed 10 AM49°FMostly Sunny6%SW 17 mph
Wed 11 AM51°FMostly Sunny9%SW 17 mph
Wed 12 PM55°FMostly Sunny9%SW 17 mph
Wed 1 PM57°FMostly Sunny9%SW 16 mph
Wed 2 PM58°FMostly Sunny8%SW 15 mph
Wed 3 PM59°FMostly Sunny8%SW 15 mph
Wed 4 PM58°FMostly Cloudy8%SW 14 mph
Wed 5 PM57°FPartly Sunny2%SW 12 mph
Wed 6 PM55°FPartly Cloudy2%SW 12 mph
Wed 7 PM50°FMostly Clear2%SW 9 mph
Wed 8 PM48°FPartly Cloudy2%SW 8 mph
Wed 9 PM46°FPartly Cloudy2%SW 7 mph
Wed 10 PM45°FPartly Cloudy2%SW 7 mph
Wed 11 PM43°FMostly Clear1%SW 6 mph
Thu 12 AM42°FMostly Clear1%SW 5 mph
Thu 1 AM41°FMostly Clear1%SW 5 mph
Thu 2 AM40°FPatchy Fog1%SW 3 mph
Thu 3 AM39°FPatchy Fog1%S 2 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Richland can differ.

7-day forecast

Overnight

Low 40°F

Partly cloudy. Low around 40, with temperatures rising to around 42 overnight. Southwest wind around 17 mph, with gusts as high as 30 mph.

Wednesday

High 60°F·Low 34°F

Mostly sunny. High near 60, with temperatures falling to around 57 in the afternoon. Southwest wind 12 to 17 mph, with gusts as high as 30 mph.

Wednesday Night: Patchy fog between 2am and 5am. Partly cloudy. Low around 34, with temperatures rising to around 36 overnight. Southwest wind 1 to 12 mph, with gusts as high as 22 mph.

Thursday

High 54°F·Low 36°F

Partly sunny, with a high near 54. Northwest wind 1 to 7 mph.

Thursday Night: Mostly cloudy, with a low around 36. Northwest wind 5 to 8 mph.

Friday

High 55°F·Low 31°F

Partly sunny, with a high near 55.

Friday Night: Partly cloudy, with a low around 31.

Saturday

High 53°F·Low 37°F

Mostly sunny, with a high near 53.

Saturday Night: Mostly cloudy, with a low around 37.

Sunday

High 56°F·Low 33°F

Mostly sunny, with a high near 56.

Sunday Night: Mostly clear, with a low around 33.

Monday

High 54°F·Low 34°F

Mostly sunny, with a high near 54.

Monday Night: Mostly cloudy, with a low around 34.

Tuesday

High 55°F

Partly sunny, with a high near 55.

Nearby cities

Other cities in Benton County

See every city we cover in Washington, or check all active alerts.

About this forecast

Forecast office
Richland is served by the National Weather Service PDT forecast office, forecast zone WAZ028, county zone WAC005.
Location used
The Census Bureau's internal point for Richland (46.2870, -119.2940), in Benton County. Population: 64,372 (2024 estimate), number 21 of the 58 Washington cities on this site.
Radar
Nearest NWS radar: KPDT. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/46.287,-119.294 (forecast issued Oct 27, 11:46 PM PDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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