Weather WorldLake Success, NJ 7-Day Night Weather Forecast
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Lake Success, NJ Weather Forecast
Lake Success, NJ Weather Forecast Date: 449 PM EDT Tue Sep 01 2026
The area/counties/county of: Sussex, including the city of Newton.or toggle through each period.
Tonight... Mostly cloudy. Widespread showers and thunderstorms this evening. Some thunderstorms May be severe with damaging winds and heavy rainfall. Lows in the mid 60s. Light and variable winds, becoming east around 5 mph after midnight. Chance of rain 90%.
Wednesday... Mostly cloudy. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Not as warm. Humid with highs in the lower 70s. East winds around 5 mph. Chance of rain 40%.
Wednesday Night... Cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Humid with lows in the mid 60s. South winds around 5 mph. Chance of rain 90%.
Thursday... Mostly cloudy. Showers likely, mainly in the morning. Humid with highs in the lower 80s. Southwest winds around 5 mph. Chance of rain 70%.
Thursday Night... Mostly cloudy with a chance of showers. Humid with lows in the mid 60s. West winds around 5 mph. Chance of rain 50%.
Friday... Mostly sunny. Highs in the lower 80s.
Friday Night... Partly cloudy in the evening, then clearing. Lows in the upper 50s.
Saturday... Sunny. Highs in the mid 70s.
Saturday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s.
Sunday... Sunny. Highs in the mid 70s.
Sunday Night... Mostly clear. Lows in the mid 50s.
Labor Day... Sunny. Highs in the upper 70s.
Monday Night... Partly cloudy. Lows in the mid 50s.
POP = Probability of Precipitation
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