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.

Overcast

54°F

12°C

Humidity 100%
Wind Speed NE 6 mph
Barometer 30.39 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 11 Oct 7:45 am EDT
Extended Forecast for

Chatham NJ

  • Today

    Today: Rain, with thunderstorms also possible after 5pm. High near 63. East wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 63 °F

    Rain

  • Tonight

    Tonight: Rain and thunderstorms before 3am, then a chance of showers and thunderstorms, mainly after 4am. Low around 56. North wind around 10 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.

    Low: 56 °F

    Rain then
    Showers
    Likely

  • Columbus Day

    Columbus Day: A chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 72. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 72 °F

    Chance
    Showers then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. Northwest wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73. Calm wind becoming south around 5 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 2am. Partly cloudy, with a low around 61. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Rain, with thunderstorms also possible after 5pm. High near 63. East wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tonight
Rain and thunderstorms before 3am, then a chance of showers and thunderstorms, mainly after 4am. Low around 56. North wind around 10 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.
Columbus Day
A chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 72. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly clear, with a low around 54. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 73. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 61. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Showers likely. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chatham NJ
 40.74°N 74.39°W (Elev. 256 ft)
Last Update:
4:09 am EDT Oct 11, 2026
Forecast Valid:
8am EDT Oct 11, 2026-6pm EDT Oct 17, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation