Weather in Tri-Cities, Washington, United States

7-Day Detailed Weather Forecast for Tri-Cities

This Afternoon

Temperature: 64°F

Wind Speed: 18 mph

Wind Direction: SW

Forecast: A chance of rain. Mostly sunny, with a high near 64. Southwest wind around 18 mph, with gusts as high as 39 mph. Chance of precipitation is 30%.

Tonight

Temperature: 46°F

Wind Speed: 7 to 18 mph

Wind Direction: SW

Forecast: A slight chance of rain before 7pm. Mostly cloudy, with a low around 46. Southwest wind 7 to 18 mph, with gusts as high as 39 mph. Chance of precipitation is 20%.

Tuesday

Temperature: 60°F

Wind Speed: 7 to 14 mph

Wind Direction: SW

Forecast: A slight chance of rain after 7am. Partly sunny. High near 60, with temperatures falling to around 57 in the afternoon. Southwest wind 7 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

Tuesday Night

Temperature: 44°F

Wind Speed: 14 to 26 mph

Wind Direction: SW

Forecast: Rain. Mostly cloudy, with a low around 44. Southwest wind 14 to 26 mph, with gusts as high as 49 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.

Wednesday

Temperature: 53°F

Wind Speed: 14 to 26 mph

Wind Direction: SW

Forecast: A chance of rain before 10am. Sunny, with a high near 53. Southwest wind 14 to 26 mph, with gusts as high as 49 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Wednesday Night

Temperature: 40°F

Wind Speed: 6 to 14 mph

Wind Direction: SW

Forecast: Rain after 10pm. Mostly cloudy, with a low around 40. Chance of precipitation is 80%.

Thursday

Temperature: 51°F

Wind Speed: 6 to 10 mph

Wind Direction: S

Forecast: Rain. Cloudy, with a high near 51. Chance of precipitation is 90%.

Thursday Night

Temperature: 42°F

Wind Speed: 10 to 14 mph

Wind Direction: SW

Forecast: Rain likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.

Friday

Temperature: 50°F

Wind Speed: 9 to 13 mph

Wind Direction: SW

Forecast: A chance of rain. Partly sunny, with a high near 50.

Friday Night

Temperature: 35°F

Wind Speed: 10 mph

Wind Direction: SW

Forecast: A slight chance of rain before 10pm. Partly cloudy, with a low around 35.

Saturday

Temperature: 48°F

Wind Speed: 8 to 12 mph

Wind Direction: SW

Forecast: A slight chance of rain after 10am. Mostly sunny, with a high near 48.

Saturday Night

Temperature: 33°F

Wind Speed: 6 to 10 mph

Wind Direction: SW

Forecast: A slight chance of rain before 1am, then a slight chance of rain and snow. Partly cloudy, with a low around 33.

Sunday

Temperature: 45°F

Wind Speed: 7 mph

Wind Direction: SW

Forecast: A chance of rain and snow. Partly sunny, with a high near 45.

Sunday Night

Temperature: 33°F

Wind Speed: 6 mph

Wind Direction: SW

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