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

50°F

10°C

Humidity 18%
Wind Speed Vrbl 3 mph
Barometer 30.30 in (1026.7 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 21 Apr 1:53 pm EDT
Extended Forecast for

Boonton NJ

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 54. Southwest wind around 5 mph.

    High: 54 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers likely, mainly after 5am. Mostly cloudy, with a low around 40. South wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers before 2pm. Mostly cloudy, with a high near 57. South wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 43. Northeast wind around 5 mph becoming calm.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70. Northwest wind 5 to 10 mph.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 40%.

    Low: 43 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.

    High: 53 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 54. Southwest wind around 5 mph.
Tonight
Showers likely, mainly after 5am. Mostly cloudy, with a low around 40. South wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers before 2pm. Mostly cloudy, with a high near 57. South wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 43. Northeast wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 70. Northwest wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
Partly sunny, with a high near 66.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 40%.
Saturday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Saturday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Sunday
A chance of showers. Partly sunny, with a high near 58. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 63.
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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:
4:10 am EDT Apr 21, 2026
Forecast Valid:
2pm EDT Apr 21, 2026-6pm EDT Apr 27, 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