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.

Partly Cloudy

64°F

18°C

Humidity 40%
Wind Speed SW 15 G 26 mph
Barometer 29.86 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 20 Mar 2:50 pm EDT
Extended Forecast for

Chatham NJ

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 62. South wind around 15 mph.

    High: 62 °F

    Partly Sunny

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am. Low around 45. Southwest wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 57. Northwest wind around 10 mph.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 41. Calm wind.

    Low: 41 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 67. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 67 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 11pm, then showers likely after 11pm. Mostly cloudy, with a low around 43. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers before 2pm. Partly sunny, with a high near 46. Chance of precipitation is 30%.

    High: 46 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 62. South wind around 15 mph.
Tonight
Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am. Low around 45. Southwest wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 57. Northwest wind around 10 mph.
Saturday Night
Increasing clouds, with a low around 41. Calm wind.
Sunday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 67. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 11pm, then showers likely after 11pm. Mostly cloudy, with a low around 43. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of showers before 2pm. Partly sunny, with a high near 46. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 51.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chatham NJ
 40.74°N 74.42°W (Elev. 299 ft)
Last Update:
2:14 pm EDT Mar 20, 2026
Forecast Valid:
2pm EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation