| 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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