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.

Mostly Cloudy

52°F

11°C

Humidity 62%
Wind Speed SE 14 G 17 mph
Barometer 30.38 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 12 Apr 5:45 pm EDT
Extended Forecast for

Mountain Lakes NJ

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers after 3pm. Mostly cloudy, with a high near 77. Southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 77 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. West wind around 5 mph becoming calm after midnight.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 20%.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 63.

    Low: 63 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
A slight chance of showers after 3pm. Mostly cloudy, with a high near 77. Southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 58. West wind around 5 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 83. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 63.
Thursday
Partly sunny, with a high near 86.
Thursday Night
Mostly cloudy, with a low around 62.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 57.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mountain Lakes NJ
 40.9°N 74.47°W (Elev. 525 ft)
Last Update:
4:11 pm EDT Apr 12, 2026
Forecast Valid:
6pm EDT Apr 12, 2026-6pm EDT Apr 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