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.

Mostly Cloudy

68°F

20°C

Humidity 33%
Wind Speed E 12 G 18 mph
Barometer 30.33 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 22 May 3:47 pm EDT
Extended Forecast for

Watchung NJ

  • Tonight

    Tonight: Cloudy, with a low around 48. East wind 5 to 10 mph.

    Low: 48 °F

    Cloudy

  • Saturday

    Saturday: Rain, mainly after 11am. High near 55. East wind 10 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 55 °F

    Rain Likely
    then Rain

  • Saturday Night

    Saturday Night: Rain. Low around 49. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 49 °F

    Rain

  • Sunday

    Sunday: Rain before noon, then showers between noon and 2pm, then showers likely and possibly a thunderstorm after 2pm. High near 62. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 62 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 56. Northeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely

  • Memorial Day

    Memorial Day: A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 79.

    High: 79 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 48. East wind 5 to 10 mph.
Saturday
Rain, mainly after 11am. High near 55. East wind 10 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Rain. Low around 49. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday
Rain before noon, then showers between noon and 2pm, then showers likely and possibly a thunderstorm after 2pm. High near 62. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 56. Northeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 58.
Tuesday
Mostly cloudy, with a high near 79.
Tuesday Night
Mostly cloudy, with a low around 60.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Watchung NJ
 40.65°N 74.44°W (Elev. 463 ft)
Last Update:
4:07 pm EDT May 22, 2026
Forecast Valid:
4pm EDT May 22, 2026-6pm EDT May 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