Weather in Tri-Cities, Washington, United States

7-Day Detailed Weather Forecast for Tri-Cities

Tonight

Temperature: 37°F

Wind Speed: 6 mph

Wind Direction: NW

Forecast: A chance of rain. Cloudy. Low around 37, with temperatures rising to around 39 overnight. Northwest wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Wednesday

Temperature: 52°F

Wind Speed: 3 to 14 mph

Wind Direction: W

Forecast: A chance of rain before 1pm. Mostly cloudy. High near 52, with temperatures falling to around 47 in the afternoon. West wind 3 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.

Wednesday Night

Temperature: 34°F

Wind Speed: 3 to 9 mph

Wind Direction: W

Forecast: A chance of rain after 4am. Mostly cloudy, with a low around 34. West wind 3 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

Christmas Day

Temperature: 45°F

Wind Speed: 5 mph

Wind Direction: NW

Forecast: A chance of rain. Mostly cloudy, with a high near 45. Northwest wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Thursday Night

Temperature: 34°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: A chance of rain. Mostly cloudy, with a low around 34. Southwest wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Friday

Temperature: 48°F

Wind Speed: 5 to 14 mph

Wind Direction: SW

Forecast: A slight chance of rain before 10am. Partly sunny, with a high near 48. Chance of precipitation is 20%.

Friday Night

Temperature: 31°F

Wind Speed: 7 to 14 mph

Wind Direction: SW

Forecast: Partly cloudy, with a low around 31.

Saturday

Temperature: 44°F

Wind Speed: 3 to 7 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 44.

Saturday Night

Temperature: 28°F

Wind Speed: 3 mph

Wind Direction: SW

Forecast: Partly cloudy, with a low around 28.

Sunday

Temperature: 40°F

Wind Speed: 2 mph

Wind Direction: NW

Forecast: Partly sunny, with a high near 40.

Sunday Night

Temperature: 28°F

Wind Speed: 2 mph

Wind Direction: NW

Forecast: Mostly cloudy, with a low around 28.

Monday

Temperature: 40°F

Wind Speed: 2 mph

Wind Direction: N

Forecast: Partly sunny, with a high near 40.

Monday Night

Temperature: 28°F

Wind Speed: 2 mph

Wind Direction: NW

Forecast: Mostly cloudy, with a low around 28.

Tuesday

Temperature: 40°F

Wind Speed: 3 mph

Wind Direction: NW

Forecast: Mostly cloudy, with a high near 40.