Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Mostly Cloudy

59°F

15°C

Humidity 31%
Wind Speed N 8 mph
Barometer 29.87 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 2 May 2:45 pm EDT
Extended Forecast for

Mountainside NJ

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 61. Northwest wind around 7 mph.

    High: 61 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 41. North wind 6 to 9 mph.

    Low: 41 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 60. Northwest wind 13 to 18 mph, with gusts as high as 28 mph.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. Southwest wind 5 to 8 mph.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72. West wind 8 to 13 mph.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers likely, mainly after 2pm.  Mostly cloudy, with a high near 72. Chance of precipitation is 60%.

    High: 72 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 61. Northwest wind around 7 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 41. North wind 6 to 9 mph.
Sunday
Sunny, with a high near 60. Northwest wind 13 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 46. Southwest wind 5 to 8 mph.
Monday
Sunny, with a high near 72. West wind 8 to 13 mph.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Mostly cloudy, with a low around 62.
Wednesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Wednesday Night
Showers. Low around 56. Chance of precipitation is 80%.
Thursday
Showers. High near 65. Chance of precipitation is 80%.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 45.
Friday
Sunny, with a high near 63. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountainside NJ
 40.69°N 74.37°W (Elev. 417 ft)
2:29 pm EDT May 2, 2026
2pm EDT May 2, 2026-6pm EDT May 8, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database