10-Day Weather Forecast - Newcastle, WA

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  • |57°F
    Mostly Cloudy

    Tonight

    57°F

    Mostly cloudy. Lows in the 50s. North wind to 10 mph with gusts to 20 mph in the evening becoming light.

    Hourly details
  • 74|57°F
    Mostly Cloudy

    Day

    74°F

    Mostly cloudy. Highs in the lower to mid 70s. Light wind.

    Night

    57°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower to mid 50s. Light wind.

    Hourly details
  • 78|57°F
    Partly Sunny

    Day

    78°F

    Partly sunny in the morning then becoming sunny. Highs in the mid to upper 70s. Light wind.

    Night

    57°F

    Mostly clear. Lows in the lower to mid 50s. Northwest wind to 10 mph in the evening becoming light.

    Hourly details
  • 74|55°F
    Mostly Sunny

    Day

    74°F

    Mostly sunny. Highs in the mid 70s.

    Night

    55°F

    Partly cloudy. Lows in the lower to mid 50s.

    Hourly details
  • 77|54°F
    Partly Sunny

    Day

    77°F

    Partly sunny. Highs in the lower to mid 70s.

    Night

    54°F

    Partly cloudy. Lows in the lower 50s.

    Hourly details
  • 77|53°F
    Mostly Sunny

    Day

    77°F

    Mostly sunny. Highs in the mid to upper 70s.

    Night

    53°F

    Mostly clear. Lows in the lower 50s.

    Hourly details
  • 83|58°F
    Sunny

    Day

    83°F

    Sunny. Highs in the lower 80s.

    Night

    58°F

    Mostly clear. Lows in the mid 50s.

    Hourly details
  • 85|59°F
    Sunny

    Day

    85°F

    Sunny. Highs in the lower to mid 80s.

    Night

    59°F

    Clear. Low temperature around 59F. Dew point will be around 54F with an average humidity of 66%. Winds will be 4 mph from the N.

  • 83|59°F
    Sunny

    Day

    83°F

    Sunny. High temperature around 83F. Dew point will be around 58F with an average humidity of 58%. Winds will be 4 mph from the NW.

    Night

    59°F

    Clear. Low temperature around 59F. Dew point will be around 56F with an average humidity of 72%. Winds will be 4 mph from the N.

  • 83|58°F
    Sunny

    Day

    83°F

    Sunny. High temperature around 83F. Dew point will be around 58F with an average humidity of 60%. Winds will be 4 mph from the NW.

    Night

    58°F

    Clear. Low temperature around 58F. Dew point will be around 55F with an average humidity of 71%. Winds will be 4 mph from the N.