National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Clear

12°F

-11°C

Humidity 48%
Wind Speed N 5 mph
Barometer 30.19 in
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 30 Jan 6:45 pm EST
Extended Forecast for

Mountainside NJ

Cold Weather Advisory January 30, 07:25pm until January 31, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 30, 07:25pm until January 31, 10:00am

    NOW until 10:00am Sat

    Cold Weather Advisory

  • Tonight

    Low: 1 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 23. Wind chill values between -10 and zero. North wind 5 to 7 mph.

    High: 23 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 11. Wind chill values between -5 and 5. North wind 7 to 16 mph, with gusts as high as 29 mph.

    Low: 11 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 26. Wind chill values between -5 and 5. North wind around 17 mph, with gusts as high as 32 mph.

    High: 26 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 13. Northwest wind 10 to 15 mph, with gusts as high as 28 mph.

    Low: 13 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 30.

    High: 30 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 11.

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 1. Northwest wind 3 to 8 mph.
Saturday
Mostly sunny, with a high near 23. Wind chill values between -10 and zero. North wind 5 to 7 mph.
Saturday Night
Mostly cloudy, with a low around 11. Wind chill values between -5 and 5. North wind 7 to 16 mph, with gusts as high as 29 mph.
Sunday
Mostly cloudy, with a high near 26. Wind chill values between -5 and 5. North wind around 17 mph, with gusts as high as 32 mph.
Sunday Night
Partly cloudy, with a low around 13. Northwest wind 10 to 15 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 30.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Mostly sunny, with a high near 31.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
Partly sunny, with a high near 30.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Thursday
Partly sunny, with a high near 26.
Thursday Night
Partly cloudy, with a low around 8.
Friday
Partly sunny, with a high near 26.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mountainside NJ
 40.69°N 74.37°W (Elev. 417 ft)
Last Update:
1:28 pm EST Jan 30, 2026
Forecast Valid:
7pm EST Jan 30, 2026-6pm EST Feb 6, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation