Newcastle, Washington | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    Chance of Rain
    57°
    Forecast night icon
    Night
    Chance of Rain
    51°
    Friday 4/26
    Day
    57°
    Chance of Rain
    Forecast day icon
    Night
    51°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of rain in the morning then a slight chance of rain early in the afternoon. A chance of rain late in the afternoon. Highs in the upper 50s to mid 60s. South wind around 10 mph.
    Night Details
    Mostly cloudy with rain likely in the evening then mostly cloudy with a chance of rain after midnight. Rainfall amounts less than a tenth of an inch likely. Lows near 50. Southwest wind to 10 mph becoming south around 10 mph after midnight.
  • Forecast day icon
    Saturday
    Rain
    54°
    Forecast night icon
    Night
    Rain
    49°
    Saturday 4/27
    Day
    54°
    Rain
    Forecast day icon
    Night
    49°
    Rain
    Forecast night icon
    Hourly
    Day Details
    Rain likely in the morning then rain at times in the afternoon. Rainfall amounts less than a tenth of an inch likely. Highs in the 50s. South wind 10 to 15 mph.
    Night Details
    Rain at times in the evening then rain likely after midnight. Rainfall amounts less than a tenth of an inch likely. Lows in the mid to upper 40s. South wind 10 to 15 mph.
  • Forecast day icon
    Sunday
    Rain
    53°
    Forecast night icon
    Night
    Rain
    44°
    Sunday 4/28
    Day
    53°
    Rain
    Forecast day icon
    Night
    44°
    Rain
    Forecast night icon
    Hourly
    Day Details
    Rain likely in the morning then rain at times in the afternoon. Rainfall amounts less than a tenth of an inch likely. Highs in the mid to upper 50s. South wind 10 to 15 mph.
    Night Details
    Rain at times. Lows in the lower 40s.
  • Forecast day icon
    Monday
    Chance of Storms
    54°
    Forecast night icon
    Night
    Chance of Storms
    45°
    Monday 4/29
    Day
    54°
    Chance of Storms
    Forecast day icon
    Night
    45°
    Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Rain at times in the morning then showers and a slight chance of thunderstorms in the afternoon. Highs in the lower to mid 50s.
    Night Details
    Mostly cloudy with showers likely and a chance of thunderstorms in the evening then mostly cloudy with a chance of rain after midnight. Lows in the lower 40s.
  • Forecast day icon
    Tuesday
    Chance of Storms
    55°
    Forecast night icon
    Night
    Chance of Storms
    46°
    Tuesday 4/30
    Day
    55°
    Chance of Storms
    Forecast day icon
    Night
    46°
    Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of rain in the morning then a chance of showers and a slight chance of thunderstorms in the afternoon. Highs in the mid to upper 50s.
    Night Details
    Mostly cloudy. A chance of showers and a slight chance of thunderstorms in the evening then a slight chance of rain after midnight. Lows in the lower 40s.
  • Forecast day icon
    Wednesday
    Chance of Rain
    58°
    Forecast night icon
    Night
    Chance of Rain
    47°
    Wednesday 5/1
    Day
    58°
    Chance of Rain
    Forecast day icon
    Night
    47°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A slight chance of rain in the morning then a chance of rain in the afternoon. Highs in the lower to mid 60s.
    Night Details
    Mostly cloudy with a chance of rain. Lows in the mid to upper 40s.
  • Forecast day icon
    Thursday
    Chance of Rain
    60°
    Forecast night icon
    Night
    40% Chance of Rain
    48°
    Thursday 5/2
    Day
    60°
    Chance of Rain
    Forecast day icon
    Night
    48°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy with a chance of rain in the morning then mostly cloudy with rain likely in the afternoon. Highs near 60.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 48F. Dew point will be around 44F with an average humidity of 80%. Winds will be 4 mph from the S.
  • Forecast day icon
    Friday
    40% Chance of Rain
    57°
    Forecast night icon
    Night
    30% Chance of Rain
    47°
    Friday 5/3
    Day
    57°
    40% Chance of Rain
    Forecast day icon
    Night
    47°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 57F. Dew point will be around 46F with an average humidity of 76%. Winds will be 4 mph from the SW.
    Night Details
    Cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 47F. Dew point will be around 43F with an average humidity of 79%. Winds will be 3 mph from the S.
  • Forecast day icon
    Saturday
    30% Chance of Rain
    60°
    Forecast night icon
    Night
    Cloudy
    47°
    Saturday 5/4
    Day
    60°
    30% Chance of Rain
    Forecast day icon
    Night
    47°
    Cloudy
    Forecast night icon
    Day Details
    Cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 60F. Dew point will be around 45F with an average humidity of 68%. Winds will be 3 mph from the SW.
    Night Details
    Cloudy. Low temperature around 47F. Dew point will be around 42F with an average humidity of 73%. Winds will be 2 mph from the SE.
  • Forecast day icon
    Sunday
    Mostly Sunny
    65°
    Forecast night icon
    Night
    30% Chance of Rain
    49°
    Sunday 5/5
    Day
    65°
    Mostly Sunny
    Forecast day icon
    Night
    49°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 65F. Dew point will be around 46F with an average humidity of 59%. Winds will be 3 mph from the W.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 49F. Dew point will be around 43F with an average humidity of 69%. Winds will be 3 mph from the S.