National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Caldwell, Essex County Airport (KCDW)

Lat: 40.88°NLon: 74.28°WElev: 171ft.

Fair

47°F

8°C

Humidity 74%
Wind Speed Calm
Barometer 30.18 in (1022.6 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 28 Apr 7:53 am EDT
Extended Forecast for

Boonton NJ

  • Today

    Today: Increasing clouds, with a high near 66. Calm wind becoming south around 5 mph in the morning.

    High: 66 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. South wind around 5 mph becoming calm.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 2pm. Mostly cloudy, with a high near 64. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly after 8pm. Low around 47. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 47 °F

    Showers

  • Thursday

    Thursday: A chance of showers, mainly before 2pm. Partly sunny, with a high near 60. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 66. Calm wind becoming south around 5 mph in the morning.
Tonight
Mostly cloudy, with a low around 46. South wind around 5 mph becoming calm.
Wednesday
A chance of showers after 2pm. Mostly cloudy, with a high near 64. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers, mainly after 8pm. Low around 47. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
A chance of showers, mainly before 2pm. Partly sunny, with a high near 60. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Boonton NJ
 40.92°N 74.44°W (Elev. 499 ft)
Last Update:
4:08 am EDT Apr 28, 2026
Forecast Valid:
8am EDT Apr 28, 2026-6pm EDT May 4, 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