7-Day Forecast 40.69°N 74.37°W (Text-Only)
NWS Forecast for: Mountainside NJ
Issued by: National Weather Service New York, NY
Last Update: 9:43 pm EDT Apr 13, 2026


Tonight: Isolated showers between midnight and 1am. Partly cloudy, with a low around 60. West wind 5 to 8 mph. Chance of precipitation is 20%.

Tuesday: A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 84. Light southwest wind increasing to 6 to 11 mph in the morning.

Tuesday Night: Partly cloudy, with a low around 64. West wind 6 to 8 mph.

Wednesday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 88. Southwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

Wednesday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 65. West wind 3 to 7 mph. Chance of precipitation is 30%.

Thursday: Partly sunny, with a high near 86.

Thursday Night: Mostly cloudy, with a low around 63.

Friday: A 30 percent chance of showers. Partly sunny, with a high near 80.

Friday Night: Partly cloudy, with a low around 57.

Saturday: Mostly sunny, with a high near 78.

Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 55.

Sunday: A 40 percent chance of showers. Mostly cloudy, with a high near 73.

Sunday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 41.

Monday: Mostly sunny, with a high near 57.



Mountainside NJ
 40.69°N 74.37°W (Elev. 417 ft)

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