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 Calm
Barometer 30.11 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 16 Oct 12:55 am EDT
Extended Forecast for

Chatham NJ

  • Overnight

    Overnight: Showers likely, mainly after 4am. Cloudy, with a low around 53. Southeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Showers
    Likely

  • Friday

    Friday: Showers, with thunderstorms also possible after 5pm. High near 78. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers. Mostly cloudy, with a low around 46. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 52. North wind around 15 mph, with gusts as high as 30 mph.

    High: 52 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Patchy frost after 3am. Otherwise, clear, with a low around 35. North wind 5 to 10 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, sunny, with a high near 57.

    High: 57 °F

    Patchy Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers likely, mainly after 4am. Cloudy, with a low around 53. Southeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers, with thunderstorms also possible after 5pm. High near 78. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers. Mostly cloudy, with a low around 46. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 52. North wind around 15 mph, with gusts as high as 30 mph.
Saturday Night
Patchy frost after 3am. Otherwise, clear, with a low around 35. North wind 5 to 10 mph.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 38.
Monday
Mostly sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chatham NJ
 40.74°N 74.39°W (Elev. 256 ft)
Last Update:
2:15 am EDT Oct 16, 2026
Forecast Valid:
3am EDT Oct 16, 2026-6pm EDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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