10-Day Weather Forecast - Mountainside, NJ

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  • |70°F
    Thunderstorms

    Tonight

    70°F

    Showers with thunderstorms likely in the evening then showers with a chance of thunderstorms after midnight. Some thunderstorms may produce gusty winds and heavy rainfall in the evening. Some thunderstorms may produce heavy rainfall after midnight. Humid with lows in the mid 60s. East winds 5 to 10 mph. Chance of rain near 100 percent.

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  • 75|68°F
    Thunderstorms

    Day

    75°F

    Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Humid with highs in the mid 70s. East winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent.

    Night

    68°F

    Showers with a chance of thunderstorms in the evening then showers with a slight chance of thunderstorms after midnight. Some thunderstorms may produce heavy rainfall in the evening. Some thunderstorms may produce heavy rainfall after midnight. Humid with lows in the mid 60s. Northeast winds 5 to 10 mph. Gusts up to 20 mph in the evening. Chance of rain 90 percent.

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  • 76|67°F
    70% Chance of Storms

    Day

    76°F

    Showers likely with a slight chance of thunderstorms. Humid with highs in the upper 70s. Northeast winds 5 to 10 mph. Chance of rain 70 percent.

    Night

    67°F

    Mostly cloudy. Showers likely mainly in the evening. Lows in the lower 60s. Chance of rain 70 percent.

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  • 83|70°F
    Partly Sunny

    Day

    83°F

    Partly sunny. Highs in the lower 80s.

    Night

    70°F

    Partly cloudy. Lows in the mid 60s.

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  • 92|74°F
    Mostly Sunny

    Day

    92°F

    Mostly sunny. Highs in the upper 80s.

    Night

    74°F

    Partly cloudy. Lows around 70.

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  • 88|68°F
    40% Chance of Storms

    Day

    88°F

    Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 40 percent. Heat index values in the upper 90s.

    Night

    68°F

    Mostly cloudy with a chance of showers and thunderstorms in the evening then partly cloudy after midnight. Lows in the upper 60s. Chance of rain 40 percent.

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  • 86|69°F
    40% Chance Rain Showers

    Day

    86°F

    Partly sunny. A chance of showers in the afternoon. Highs in the mid 80s. Chance of rain 40 percent.

    Night

    69°F

    Mostly cloudy in the evening then becoming partly cloudy. A chance of showers. Lows in the mid 60s. Chance of rain 40 percent.

    Hourly details
  • 82|70°F
    Mostly Sunny

    Day

    82°F

    Mostly sunny. Highs in the mid 80s.

    Night

    70°F

    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 70F. Dew point will be around 64F with an average humidity of 76%. Winds will be 4 mph from the S.

  • 81|71°F
    30% Chance of Rain

    Day

    81°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 81F. Dew point will be around 68F with an average humidity of 72%. Winds will be 2 mph from the S.

    Night

    71°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 71F. Dew point will be around 66F with an average humidity of 78%. Winds will be 2 mph from the W.

  • 84|72°F
    30% Chance of Rain

    Day

    84°F

    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 84F. Dew point will be around 68F with an average humidity of 67%. Winds will be 3 mph from the W.

    Night

    72°F

    Clear. Low temperature around 72F. Dew point will be around 65F with an average humidity of 72%. Winds will be 3 mph from the W.