Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Clear

48°F

9°C

Humidity 66%
Wind Speed S 10 mph
Barometer 30.48 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 9 Apr 6:47 pm EDT
Extended Forecast for

Mountainside NJ

  • Tonight

    Tonight: Partly cloudy, with a low around 38. South wind 6 to 11 mph becoming light southwest  after midnight.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Patchy fog between 8am and 9am.  Otherwise, mostly sunny, with a high near 68. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 68 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48. Southwest wind 7 to 9 mph.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 62. Northwest wind around 15 mph, with gusts as high as 29 mph.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41. Northwest wind 3 to 7 mph.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 76.

    High: 76 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. South wind 6 to 11 mph becoming light southwest after midnight.
Friday
Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 68. Light southwest wind increasing to 5 to 10 mph in the morning.
Friday Night
Mostly cloudy, with a low around 48. Southwest wind 7 to 9 mph.
Saturday
Sunny, with a high near 62. Northwest wind around 15 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 41. Northwest wind 3 to 7 mph.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 49.
Monday
Mostly cloudy, with a high near 76.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Partly sunny, with a high near 84.
Wednesday Night
Mostly cloudy, with a low around 60.
Thursday
Partly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountainside NJ
 40.69°N 74.37°W (Elev. 417 ft)
2:47 pm EDT Apr 9, 2026
6pm EDT Apr 9, 2026-6pm EDT Apr 16, 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