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.

Rain

57°F

14°C

Humidity 100%
Wind Speed NE 5 mph
Barometer 29.96 in
Dewpoint 57°F (14°C)
Visibility 4.00 mi
Last update 11 Oct 6:45 pm EDT
Extended Forecast for

3 Miles E Mendham NJ

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then a chance of showers. Low around 54. Northeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers then
    Chance
    Showers

  • Columbus Day

    Columbus Day: Mostly cloudy, then gradually becoming sunny, with a high near 73. North wind around 5 mph.

    High: 73 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. Northwest wind around 5 mph becoming calm.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. Calm wind becoming south around 5 mph in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61. Southwest wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 2am. Partly cloudy, with a low around 50. Chance of precipitation is 40%.

    Low: 50 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms before 2am, then a chance of showers. Low around 54. Northeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Columbus Day
Mostly cloudy, then gradually becoming sunny, with a high near 73. North wind around 5 mph.
Monday Night
Mostly clear, with a low around 55. Northwest wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 72. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 61. Southwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Mostly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
A chance of showers after 2am. Partly cloudy, with a low around 50. Chance of precipitation is 40%.
Friday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 52. Breezy.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Mendham NJ
 40.77°N 74.53°W (Elev. 509 ft)
Last Update:
4:10 pm EDT Oct 11, 2026
Forecast Valid:
7pm EDT Oct 11, 2026-6pm EDT Oct 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