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.

Clear

66°F

19°C

Humidity 52%
Wind Speed E 3 mph
Barometer 30.19 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 15 Oct 3:45 pm EDT
Extended Forecast for

Summit NJ

  • Tonight

    Tonight: Showers, mainly after 5am. Low around 53. Southeast wind 3 to 5 mph. Chance of precipitation is 80%.

    Low: 53 °F

    Partly Cloudy
    then Showers

  • Friday

    Friday: Showers before 2pm, then showers and possibly a thunderstorm after 5pm. High near 75. Southwest wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 11pm, then a chance of showers. Low around 46. West wind 7 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a steady temperature around 48. North wind 13 to 15 mph, with gusts as high as 29 mph.

    High: 48 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35. North wind 5 to 9 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers, mainly after 5am. Low around 53. Southeast wind 3 to 5 mph. Chance of precipitation is 80%.
Friday
Showers before 2pm, then showers and possibly a thunderstorm after 5pm. High near 75. Southwest wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 11pm, then a chance of showers. Low around 46. West wind 7 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Cloudy through mid morning, then gradual clearing, with a steady temperature around 48. North wind 13 to 15 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 35. North wind 5 to 9 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Summit NJ
 40.71°N 74.37°W (Elev. 400 ft)
Last Update:
2:36 pm EDT Oct 15, 2026
Forecast Valid:
4pm EDT Oct 15, 2026-6pm EDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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