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.

A Few Clouds

66°F

19°C

Humidity 60%
Wind Speed SW 7 mph
Barometer 29.81 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Jun 6:45 am EDT
Extended Forecast for

Summit NJ

  • Today

    Today: Sunny, with a high near 81. West wind 13 to 16 mph, with gusts as high as 28 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 22 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83. Light northwest wind becoming west 5 to 9 mph in the morning.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 2am. Partly cloudy, with a low around 62. West wind around 6 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. High near 77. Light east wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 77 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 62 °F

    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers before 8am. Mostly sunny, with a high near 80.

    High: 80 °F

    Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 81. West wind 13 to 16 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 60. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 22 mph.
Sunday
Sunny, with a high near 83. Light northwest wind becoming west 5 to 9 mph in the morning.
Sunday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 62. West wind around 6 mph becoming calm in the evening.
Monday
Showers, with thunderstorms also possible after 11am. High near 77. Light east wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Monday Night
Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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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:
2:19 am EDT Jun 20, 2026
Forecast Valid:
6am EDT Jun 20, 2026-6pm EDT Jun 26, 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