Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Clear

34°F

1°C

Humidity 44%
Wind Speed NW 8 mph
Barometer 30.06 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 2 Feb 5:45 pm EST
Extended Forecast for

Mountainside NJ

  • Tonight

    Tonight: Mostly clear, with a low around 10. West wind 3 to 6 mph.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 35. Wind chill values between 10 and 20. Calm wind becoming west around 6 mph in the afternoon.

    High: 35 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of light snow, mainly between 1am and 4am.  Mostly cloudy, with a low around 16. Light and variable wind.

    Low: 16 °F

    Chance Light
    Snow

  • Wednesday

    Wednesday: Sunny, with a high near 32. Wind chill values between 5 and 15. Northwest wind around 7 mph.

    High: 32 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 11. Northwest wind around 5 mph.

    Low: 11 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 28.

    High: 28 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 7.

    Low: 7 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of snow after 1pm.  Mostly cloudy, with a high near 28.

    High: 28 °F

    Partly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 10. West wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 35. Wind chill values between 10 and 20. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
A 30 percent chance of light snow, mainly between 1am and 4am. Mostly cloudy, with a low around 16. Light and variable wind.
Wednesday
Sunny, with a high near 32. Wind chill values between 5 and 15. Northwest wind around 7 mph.
Wednesday Night
Partly cloudy, with a low around 11. Northwest wind around 5 mph.
Thursday
Sunny, with a high near 28.
Thursday Night
Partly cloudy, with a low around 7.
Friday
A 40 percent chance of snow after 1pm. Mostly cloudy, with a high near 28.
Friday Night
Mostly cloudy, with a low around 7.
Saturday
Sunny and cold, with a high near 15.
Saturday Night
Partly cloudy, with a low around 3.
Sunday
Mostly sunny and cold, with a high near 18.
Sunday Night
Partly cloudy, with a low around 4.
Monday
Mostly sunny, with a high near 21.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountainside NJ
 40.69°N 74.37°W (Elev. 417 ft)
1:22 pm EST Feb 2, 2026
6pm EST Feb 2, 2026-6pm EST Feb 9, 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