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.

Overcast

46°F

8°C

Humidity 51%
Wind Speed S 8 mph
Barometer 30.13 in (1021.0 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 25 Mar 11:53 pm EDT
Extended Forecast for

Boonton NJ

  • Overnight

    Overnight: Cloudy, with a low around 41. South wind around 5 mph.

    Low: 41 °F

    Cloudy

  • Thursday

    Thursday: A slight chance of showers before 4pm, then a slight chance of showers after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 71. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 71 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers, mainly after 2am. Low around 50. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers, mainly before 8am. High near 51. North wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28. North wind around 5 mph.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 41. South wind around 5 mph.
Thursday
A slight chance of showers before 4pm, then a slight chance of showers after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 71. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday Night
Showers, mainly after 2am. Low around 50. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers, mainly before 8am. High near 51. North wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Mostly cloudy, with a low around 28. North wind around 5 mph.
Saturday
Sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly cloudy, with a high near 56.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
A chance of rain. Mostly cloudy, with a high near 57. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Cloudy, with a low around 42. Chance of precipitation is 40%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 61. Chance of precipitation is 40%.
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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 pm EDT Mar 25, 2026
Forecast Valid:
12am EDT Mar 26, 2026-6pm EDT Apr 1, 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