Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Fair

18°F

-8°C

Humidity 53%
Wind Speed NW 7 mph
Barometer 30.00 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill9°F (-13°C)
Last update 2 Feb 5:35 am EST
Extended Forecast for

Mountainside NJ

  • Today

    Today: Sunny, with a high near 30. Wind chill values between zero and 10. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 30 °F

    Sunny

  • 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 32. Wind chill values between 5 and 15. Southwest wind 3 to 6 mph.

    High: 32 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after 1am.  Mostly cloudy, with a low around 21. Light southwest wind.

    Low: 21 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 30. Northwest wind 3 to 7 mph.

    High: 30 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 11.

    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.  Mostly cloudy, with a high near 28.

    High: 28 °F

    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 30. Wind chill values between zero and 10. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 10. West wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 32. Wind chill values between 5 and 15. Southwest wind 3 to 6 mph.
Tuesday Night
A 30 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 21. Light southwest wind.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 30. Northwest wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 11.
Thursday
Sunny, with a high near 28.
Thursday Night
Partly cloudy, with a low around 7.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 28.
Friday Night
Mostly cloudy, with a low around 7.
Saturday
Mostly sunny and cold, with a high near 16.
Saturday Night
Mostly clear, with a low around 2.
Sunday
Mostly sunny and cold, with a high near 17.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountainside NJ
 40.69°N 74.37°W (Elev. 417 ft)
12:53 am EST Feb 2, 2026
5am EST Feb 2, 2026-6pm EST Feb 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