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

Morristown Municipal (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Fog/Mist

59°F

15°C

Humidity 100%
Wind Speed E 6 mph
Barometer 30.18 in
Dewpoint 59°F (15°C)
Visibility 7.00 mi
Last update 15 Jun 9:45 am EDT
Extended Forecast for

Summit NJ

  • Today

    Today: A 40 percent chance of light rain, mainly before 11am. Mostly cloudy, with a high near 65. East wind around 6 mph.

    High: 65 °F

    Chance Light
    Rain

  • Tonight

    Tonight: A 30 percent chance of light rain, mainly between 8pm and 11pm. Mostly cloudy, with a low around 58. Light east wind.

    Low: 58 °F

    Chance Light
    Rain

  • Monday

    Monday: Mostly cloudy, with a high near 69. East wind around 7 mph.

    High: 69 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59. East wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 72. East wind 3 to 6 mph.

    High: 72 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers after 8pm. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers after 2pm. Mostly cloudy, with a high near 82.

    High: 82 °F

    Cloudy then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    Showers

  • Juneteenth

    Juneteenth: A 50 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A 40 percent chance of light rain, mainly before 11am. Mostly cloudy, with a high near 65. East wind around 6 mph.
Tonight
A 30 percent chance of light rain, mainly between 8pm and 11pm. Mostly cloudy, with a low around 58. Light east wind.
Monday
Mostly cloudy, with a high near 69. East wind around 7 mph.
Monday Night
Mostly cloudy, with a low around 59. East wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 72. East wind 3 to 6 mph.
Tuesday Night
A 40 percent chance of showers after 8pm. Mostly cloudy, with a low around 63.
Wednesday
A 30 percent chance of showers after 2pm. Mostly cloudy, with a high near 82.
Wednesday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 69.
Juneteenth
A 50 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68.
Friday
Mostly sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 63.
Saturday
Mostly sunny, with a high near 86.
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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:
3:11 am EDT Jun 15, 2025
Forecast Valid:
10am EDT Jun 15, 2025-6pm EDT Jun 21, 2025
 
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