10-Day Weather Forecast - Tumtum, WA

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  • |35°F
    Thunderstorms
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    Tonight

    35°F

    Mostly cloudy. Rain mountain snow and a chance of thunderstorms in the evening then a chance of rain and mountain snow overnight. Mountain snow may be heavy at times in the evening. Mountain snow accumulation up to 2 inches. Snow level 5000 feet lowering to 3500 feet overnight. Lows in the lower to mid 30s. Chance of precipitation 90 percent.

    Hourly details
  • Day

    36°F

    Rain or snow likely in the morning then rain or snow in the afternoon. Little or no snow accumulation valleys and 2 to 5 inches in the mountains. Snow level 3000 feet. Highs in the mid to upper 30s. Gusts up to 20 mph in the afternoon. Chance of precipitation near 100 percent.

    Night

    27°F

    Rain or snow in the evening then snow likely overnight. Snow accumulation of 1 to 3 inches valleys and 4 to 9 inches in the mountains. Lows 18 to 24. Southwest wind 5 to 15 mph in the evening becoming light and variable. Gusts up to 25 mph. In the mountains southwest wind 15 to 25 mph with gusts up to 35 mph. Chance of precipitation near 100 percent.

    Hourly details
  • Weekend Weather

  • Day

    28°F

    Partly sunny with a 20 percent chance of snow. Colder. Highs in the 20s.

    Night

    20°F

    Partly cloudy. Lows 10 to 15.

    Hourly details
  • Day

    27°F

    Mostly cloudy. Highs in the 20s. Lows 10 to 18.

    Night

    23°F

    Mostly cloudy. Highs in the 20s. Lows 10 to 18.

    Hourly details
  • Day

    31°F

    Mostly cloudy. Highs in the upper 20s to mid 30s. Lows 14 to 23.

    Night

    26°F

    Mostly cloudy. Highs in the upper 20s to mid 30s. Lows 14 to 23.

    Hourly details
  • Day

    33°F

    Mostly cloudy. Highs in the upper 20s to mid 30s. Lows 14 to 23.

    Night

    29°F

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

    Hourly details
  • Day

    35°F

    Mostly cloudy with a 40 percent chance of snow. Highs in the lower to mid 30s.

    Night

    30°F

    Mostly cloudy with a chance of rain or snow. Lows in the upper 20s. Chance of precipitation 40 percent.

    Hourly details
  • Day

    34°F

    Mostly cloudy with a chance of rain or snow. Highs in the mid to upper 30s. Chance of precipitation 50 percent.

    Night

    31°F

    Cloudy with a chance of rain-snow mix. Chance of precipitation 35%. Low temperature around 31F. Dew point will be around 31F with an average humidity of 97%. Winds will be 2 mph from the S.

  • Day

    34°F

    Cloudy with a slight chance of rain-snow mix. Chance of precipitation 30%. High temperature around 34F. Dew point will be around 32F with an average humidity of 97%. Winds will be 3 mph from the SW.

    Night

    29°F

    Cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. Low temperature around 29F. Dew point will be around 30F with an average humidity of 97%. Winds will be 2 mph from the S.

  • Weekend Weather

  • Day

    32°F

    Cloudy with a slight chance of rain-snow mix. Chance of precipitation 30%. High temperature around 32F. Dew point will be around 30F with an average humidity of 97%. Winds will be 3 mph from the S.

    Night

    28°F

    Cloudy with a chance of rain-snow mix. Chance of precipitation 35%. Low temperature around 28F. Dew point will be around 29F with an average humidity of 96%. Winds will be 2 mph from the S.