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.

Light Rain

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 29.60 in
Dewpoint 61°F (16°C)
Visibility 1.00 mi
Last update 12 Mar 1:55 am EDT
Extended Forecast for

Chatham NJ

  • Overnight

    Overnight: Showers likely, mainly before 4am. Cloudy, with a steady temperature around 63. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Showers
    Likely

  • Thursday

    Thursday: Rain likely before 2pm, then a chance of rain and snow. Cloudy, with a temperature falling to around 39 by 2pm. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 53 °F⇓

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 29. West wind 5 to 10 mph.

    Low: 29 °F

    Decreasing
    Clouds

  • Friday

    Friday: Increasing clouds, with a high near 48. Light southwest wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 48 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37. Southwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 50.

    High: 50 °F

    Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 43. Chance of precipitation is 80%.

    Low: 43 °F

    Chance Rain
    then Rain

Detailed Forecast

Overnight
Showers likely, mainly before 4am. Cloudy, with a steady temperature around 63. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely before 2pm, then a chance of rain and snow. Cloudy, with a temperature falling to around 39 by 2pm. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 29. West wind 5 to 10 mph.
Friday
Increasing clouds, with a high near 48. Light southwest wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Friday Night
Partly cloudy, with a low around 37. Southwest wind around 10 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 51.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
Cloudy, with a high near 50.
Sunday Night
Rain, mainly after 2am. Low around 43. Chance of precipitation is 80%.
Monday
Rain. High near 64. Chance of precipitation is 90%.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Tuesday
A chance of rain and snow. Mostly sunny, with a high near 40. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Sunny, with a high near 39.
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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:
2:05 am EDT Mar 12, 2026
Forecast Valid:
2am EDT Mar 12, 2026-6pm EDT Mar 18, 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