Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Overcast

41°F

5°C

Humidity 53%
Wind Speed NW 13 G 18 mph
Barometer 30.00 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 6 Apr 5:35 am EDT
Extended Forecast for

Mountainside NJ

  • Today

    Today: Sunny, with a high near 55. Northwest wind around 11 mph, with gusts as high as 22 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm.  Partly cloudy, with a low around 39. West wind around 6 mph.

    Low: 39 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 50. Northwest wind 10 to 15 mph, with gusts as high as 26 mph.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 29. North wind 6 to 10 mph.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 49. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.

    High: 49 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 55. Northwest wind around 11 mph, with gusts as high as 22 mph.
Tonight
A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 39. West wind around 6 mph.
Tuesday
Sunny, with a high near 50. Northwest wind 10 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 29. North wind 6 to 10 mph.
Wednesday
Sunny, with a high near 49. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 32.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 70.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountainside NJ
 40.69°N 74.37°W (Elev. 417 ft)
2:34 am EDT Apr 6, 2026
5am EDT Apr 6, 2026-6pm EDT Apr 12, 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