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

39°F

4°C

Humidity 93%
Wind Speed N 10 mph
Barometer 29.58 in
Dewpoint 37°F (3°C)
Visibility 5.00 mi
Wind Chill32°F (0°C)
Last update 13 Nov 7:45 am EST
Extended Forecast for

Mendham NJ

  • Today

    Today: Rain, mainly before 4pm. High near 38. North wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 38 °F

    Rain

  • Tonight

    Tonight: A chance of rain, mixing with snow after 10pm, then gradually ending. Cloudy, with a low around 32. Northwest wind around 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Partly sunny, with a high near 45. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 45 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32. West wind 5 to 10 mph.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 47. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 47 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

Today
Rain, mainly before 4pm. High near 38. North wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A chance of rain, mixing with snow after 10pm, then gradually ending. Cloudy, with a low around 32. Northwest wind around 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
Partly sunny, with a high near 45. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 32. West wind 5 to 10 mph.
Sunday
Partly sunny, with a high near 47. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Sunny, with a high near 54.
Tuesday Night
Mostly clear, with a low around 33.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mendham NJ
 40.76°N 74.59°W (Elev. 600 ft)
Last Update:
7:01 am EST Nov 13, 2026
Forecast Valid:
8am EST Nov 13, 2026-6pm EST Nov 19, 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