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.

Partly Cloudy

72°F

22°C

Humidity 73%
Wind Speed Calm
Barometer 29.70 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 11 Mar 7:45 pm EDT
Extended Forecast for

Brookside NJ

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 1am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 41. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Showers
    Likely

  • Thursday

    Thursday: Rain before 1pm, then a chance of rain and snow between 1pm and 2pm, then a chance of snow after 2pm. Temperature falling to around 39 by 1pm. Northwest wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 49 °F⇓

    Rain then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 28. West wind around 5 mph.

    Low: 28 °F

    Gradual
    Clearing

  • Friday

    Friday: Increasing clouds, with a high near 47. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 47 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 49.

    High: 49 °F

    Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 40. Chance of precipitation is 90%.

    Low: 40 °F

    Chance Rain
    then Rain

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 1am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 41. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain before 1pm, then a chance of rain and snow between 1pm and 2pm, then a chance of snow after 2pm. Temperature falling to around 39 by 1pm. Northwest wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 28. West wind around 5 mph.
Friday
Increasing clouds, with a high near 47. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Partly cloudy, with a low around 35. South wind around 15 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Cloudy, with a high near 49.
Sunday Night
Rain, mainly after 2am. Low around 40. Chance of precipitation is 90%.
Monday
Rain. High near 61. Chance of precipitation is 90%.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Tuesday
A chance of snow. Mostly sunny, with a high near 36. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brookside NJ
 40.78°N 74.61°W (Elev. 518 ft)
Last Update:
7:13 pm EDT Mar 11, 2026
Forecast Valid:
8pm EDT Mar 11, 2026-6pm EDT Mar 18, 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