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

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Overcast

32°F

0°C

Humidity 60%
Wind Speed W 9 mph
Barometer 29.89 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 12 Feb 2:15 am EST
Extended Forecast for

Summit NJ

  • Overnight

    Overnight: A 20 percent chance of snow showers before 4am. Partly cloudy, with a steady temperature around 29. Wind chill values between 20 and 25. Northwest wind 9 to 11 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Slight Chance
    Snow Showers

  • Thursday

    Thursday: Partly sunny, with a high near 35. Wind chill values between 15 and 25. Northwest wind 8 to 16 mph, with gusts as high as 28 mph.

    High: 35 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. Wind chill values between 10 and 15. Northwest wind 7 to 10 mph, with gusts as high as 22 mph.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 37. Wind chill values between 10 and 20. Northwest wind 6 to 9 mph.

    High: 37 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of snow showers, mainly after 10pm. Partly cloudy, with a low around 23. West wind around 5 mph becoming calm in the evening.

    Low: 23 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.

    Low: 29 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
A 20 percent chance of snow showers before 4am. Partly cloudy, with a steady temperature around 29. Wind chill values between 20 and 25. Northwest wind 9 to 11 mph, with gusts as high as 23 mph.
Thursday
Partly sunny, with a high near 35. Wind chill values between 15 and 25. Northwest wind 8 to 16 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 18. Wind chill values between 10 and 15. Northwest wind 7 to 10 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 37. Wind chill values between 10 and 20. Northwest wind 6 to 9 mph.
Friday Night
A 30 percent chance of snow showers, mainly after 10pm. Partly cloudy, with a low around 23. West wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Partly sunny, with a high near 38.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Washington's Birthday
Mostly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
A 40 percent chance of rain. Cloudy, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summit NJ
 40.71°N 74.37°W (Elev. 400 ft)
Last Update:
2:21 am EST Feb 12, 2026
Forecast Valid:
2am EST Feb 12, 2026-6pm EST Feb 18, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation