Weather in Tri-Cities, Washington, United States

7-Day Detailed Weather Forecast for Tri-Cities

Tonight

Temperature: 35°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: Mostly cloudy. Low around 35, with temperatures rising to around 37 overnight. South wind around 5 mph.

Sunday

Temperature: 43°F

Wind Speed: 3 mph

Wind Direction: SE

Forecast: A chance of rain after 7am. Mostly cloudy. High near 43, with temperatures falling to around 41 in the afternoon. Southeast wind around 3 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Sunday Night

Temperature: 34°F

Wind Speed: 3 to 7 mph

Wind Direction: S

Forecast: A chance of rain before 4am. Mostly cloudy. Low around 34, with temperatures rising to around 36 overnight. South wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Monday

Temperature: 48°F

Wind Speed: 7 mph

Wind Direction: S

Forecast: Mostly sunny, with a high near 48. South wind around 7 mph.

Monday Night

Temperature: 34°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: Partly cloudy, with a low around 34. South wind around 6 mph.

Tuesday

Temperature: 45°F

Wind Speed: 3 mph

Wind Direction: S

Forecast: A chance of rain after 4pm. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.

Tuesday Night

Temperature: 35°F

Wind Speed: 6 mph

Wind Direction: NW

Forecast: Rain likely. Cloudy, with a low around 35. Chance of precipitation is 60%.

Wednesday

Temperature: 42°F

Wind Speed: 7 mph

Wind Direction: W

Forecast: Rain likely. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.

Wednesday Night

Temperature: 32°F

Wind Speed: 7 mph

Wind Direction: W

Forecast: A chance of rain. Mostly cloudy, with a low around 32.

Christmas Day

Temperature: 42°F

Wind Speed: 7 mph

Wind Direction: NW

Forecast: A chance of rain. Cloudy, with a high near 42.

Thursday Night

Temperature: 33°F

Wind Speed: 6 mph

Wind Direction: W

Forecast: A chance of rain before 10pm, then a slight chance of rain and snow between 10pm and 4am. Mostly cloudy, with a low around 33.

Friday

Temperature: 43°F

Wind Speed: 7 mph

Wind Direction: SW

Forecast: Partly sunny, with a high near 43.

Friday Night

Temperature: 32°F

Wind Speed: 6 mph

Wind Direction: SW

Forecast: Partly cloudy, with a low around 32.

Saturday

Temperature: 42°F

Wind Speed: 7 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 42.