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.

Fair

61°F

16°C

Humidity 77%
Wind Speed Calm
Barometer 30.31 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 27 May 11:15 pm EDT
Extended Forecast for

Summit NJ

  • Tonight

    Tonight: Cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly after 8am. Cloudy, with a high near 64. Light southeast wind increasing to 5 to 9 mph in the morning.

    High: 64 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 56. East wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Rain

  • Thursday

    Thursday: Rain likely, mainly before 8am. Mostly cloudy, with a high near 70. Northeast wind 5 to 7 mph becoming southwest in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 58. Light southwest wind.

    Low: 58 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers after 2pm. Mostly cloudy, with a high near 70.

    High: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 70. Chance of precipitation is 50%.

    High: 70 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.

    Low: 52 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Cloudy, with a low around 57. Calm wind.
Wednesday
A 30 percent chance of rain, mainly after 8am. Cloudy, with a high near 64. Light southeast wind increasing to 5 to 9 mph in the morning.
Wednesday Night
Rain. Low around 56. East wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 70. Northeast wind 5 to 7 mph becoming southwest in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 40 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 58. Light southwest wind.
Friday
A 30 percent chance of showers after 2pm. Mostly cloudy, with a high near 70.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 57.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 70. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 76.
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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:
9:21 pm EDT May 27, 2025
Forecast Valid:
11pm EDT May 27, 2025-6pm EDT Jun 3, 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