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.

Light Rain

68°F

20°C

Humidity 100%
Wind Speed NE 5 mph
Barometer 29.90 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 23 Jun 1:45 pm EDT
Extended Forecast for

Summit NJ

  • This Afternoon

    This Afternoon: Showers, mainly before 5pm. High near 72. North wind around 7 mph. Chance of precipitation is 90%.

    High: 72 °F

    Showers

  • Tonight

    Tonight: Scattered showers before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 59. North wind 3 to 8 mph. Chance of precipitation is 30%.

    Low: 59 °F

    Scattered
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 81. Northwest wind around 8 mph.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. Light northwest wind.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.

    Low: 66 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Showers, mainly before 5pm. High near 72. North wind around 7 mph. Chance of precipitation is 90%.
Tonight
Scattered showers before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 59. North wind 3 to 8 mph. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 81. Northwest wind around 8 mph.
Wednesday Night
Mostly clear, with a low around 60. Light northwest wind.
Thursday
Mostly sunny, with a high near 84. Calm wind becoming south 5 to 8 mph in the afternoon.
Thursday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Friday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
Friday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Saturday
Showers likely. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 65.
Monday
Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Summit NJ
 40.71°N 74.37°W (Elev. 400 ft)
Last Update:
2:20 pm EDT Jun 23, 2026
Forecast Valid:
2pm EDT Jun 23, 2026-6pm EDT Jun 29, 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