10-Day Weather Forecast - Tri-Cities, WA

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  • 34|29°F
    Mostly Cloudy
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    Today

    34°F

    Mostly cloudy. Patchy freezing fog in the morning. Highs in the mid to upper 30s. Light wind.

    Tonight

    29°F

    Mostly cloudy. Patchy freezing fog overnight. Lows in the mid 20s. Light wind.

    Hourly details
  • Day

    36°F

    Mostly cloudy. Highs in the mid to upper 30s. North wind 5 to 10 mph.

    Night

    28°F

    Partly cloudy. Lows in the lower to mid 20s. Light wind.

    Hourly details
  • Day

    37°F

    Partly sunny. Highs in the mid to upper 30s. Light wind.

    Night

    30°F

    Mostly cloudy. Lows in the lower to mid 20s.

    Hourly details
  • Day

    36°F

    Partly sunny. Patchy fog. Highs in the mid to upper 30s.

    Night

    29°F

    Partly cloudy. Lows in the lower to mid 20s. Highs in the mid to upper 30s.

    Hourly details
  • Day

    39°F

    Partly cloudy. Lows in the lower to mid 20s. Highs in the mid to upper 30s.

    Night

    27°F

    Partly cloudy. Lows in the lower to mid 20s. Highs in the mid to upper 30s.

    Hourly details
  • Weekend Weather

  • Day

    38°F

    Partly cloudy. Lows in the lower to mid 20s. Highs in the mid to upper 30s.

    Night

    31°F

    Mostly cloudy with a 20 percent chance of rain or snow. Lows in the mid to upper 20s. Highs around 40.

    Hourly details
  • Day

    40°F

    Mostly cloudy with a 20 percent chance of rain or snow. Lows in the mid to upper 20s. Highs around 40.

    Night

    35°F

    Partly cloudy. Low temperature around 35F. Dew point will be around 30F with an average humidity of 78%. Winds will be 6 mph from the SW.

  • Day

    44°F

    Cloudy. High temperature around 44F. Dew point will be around 32F with an average humidity of 71%. Winds will be 5 mph from the SW.

    Night

    37°F

    Partly cloudy. Low temperature around 37F. Dew point will be around 33F with an average humidity of 80%. Winds will be 4 mph from the SW.

  • Day

    42°F

    Partly cloudy. High temperature around 42F. Dew point will be around 33F with an average humidity of 74%. Winds will be 3 mph from the W.

    Night

    37°F

    Cloudy. Low temperature around 37F. Dew point will be around 33F with an average humidity of 82%. Winds will be 2 mph from the W.

  • Day

    43°F

    Cloudy. High temperature around 43F. Dew point will be around 35F with an average humidity of 76%. Winds will be 4 mph from the W.

    Night

    39°F

    Cloudy. Low temperature around 39F. Dew point will be around 36F with an average humidity of 84%. Winds will be 6 mph from the SW.