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.

Mostly Cloudy

42°F

6°C

Humidity 41%
Wind Speed S 14 G 21 mph
Barometer 30.00 in (1016.6 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 13 Mar 1:53 pm EDT
Extended Forecast for

Boonton NJ

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 46. South wind 10 to 15 mph.

    High: 46 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of rain, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 35. South wind 10 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 49. Breezy, with a west wind 15 to 20 mph, with gusts as high as 40 mph.

    High: 49 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 32. Northwest wind 5 to 10 mph becoming light after midnight.

    Low: 32 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy, with a high near 48. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 25 mph.

    High: 48 °F

    Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 40. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Slight Chance
    Rain then
    Rain

  • Monday

    Monday: Showers, with thunderstorms also possible after 2pm. High near 64. Chance of precipitation is 100%.

    High: 64 °F

    Showers

  • Monday Night

    Monday Night: Rain showers before 2am, then a chance of rain and snow showers. Some thunder is also possible. Low around 33. Breezy. Chance of precipitation is 90%.

    Low: 33 °F

    Showers and
    Breezy then
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow showers before 8am. Partly sunny, with a high near 41. Chance of precipitation is 30%.

    High: 41 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 46. South wind 10 to 15 mph.
Tonight
A chance of rain, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 35. South wind 10 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 49. Breezy, with a west wind 15 to 20 mph, with gusts as high as 40 mph.
Saturday Night
Increasing clouds, with a low around 32. Northwest wind 5 to 10 mph becoming light after midnight.
Sunday
Cloudy, with a high near 48. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 25 mph.
Sunday Night
Rain, mainly after 2am. Low around 40. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers, with thunderstorms also possible after 2pm. High near 64. Chance of precipitation is 100%.
Monday Night
Rain showers before 2am, then a chance of rain and snow showers. Some thunder is also possible. Low around 33. Breezy. Chance of precipitation is 90%.
Tuesday
A chance of rain and snow showers before 8am. Partly sunny, with a high near 41. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Mostly cloudy, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Boonton NJ
 40.89°N 74.42°W (Elev. 318 ft)
Last Update:
12:57 pm EDT Mar 13, 2026
Forecast Valid:
2pm EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation