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

32°F

0°C

Humidity 40%
Wind Speed Calm
Barometer 30.42 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 18 Mar 12:45 pm EDT
Extended Forecast for

Brookside NJ

  • This Afternoon

    This Afternoon: Mostly cloudy, then gradually becoming sunny, with a high near 40. Calm wind becoming south around 5 mph.

    High: 40 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Southeast wind around 5 mph becoming calm in the evening.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 46. Calm wind becoming south around 5 mph in the afternoon.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain after 2pm. Partly sunny, with a high near 55. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 55 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 2am. Mostly cloudy, with a low around 41. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely, mainly before 8am. Partly sunny, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Rain Likely
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 8am. Mostly cloudy, with a high near 62. Chance of precipitation is 40%.

    High: 62 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly cloudy, then gradually becoming sunny, with a high near 40. Calm wind becoming south around 5 mph.
Tonight
Partly cloudy, with a low around 26. Southeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 46. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 32. Calm wind.
Friday
A slight chance of rain after 2pm. Partly sunny, with a high near 55. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 41. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain likely, mainly before 8am. Partly sunny, with a high near 59. Chance of precipitation is 60%.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
A chance of rain after 8am. Mostly cloudy, with a high near 62. Chance of precipitation is 40%.
Sunday Night
A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Monday
A chance of snow. Mostly sunny, with a high near 49. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Mostly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brookside NJ
 40.78°N 74.61°W (Elev. 518 ft)
Last Update:
4:34 am EDT Mar 18, 2026
Forecast Valid:
12pm EDT Mar 18, 2026-6pm EDT Mar 24, 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