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

27°F

-3°C

Humidity 89%
Wind Speed Calm
Barometer 29.84 in (1011.2 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 19 Jan 1:53 am EST
Extended Forecast for

Boonton NJ

  • Overnight

    Overnight: Mostly cloudy, with a low around 18. West wind around 5 mph.

    Low: 18 °F

    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 30. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 30 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 11. West wind around 10 mph, with gusts as high as 25 mph.

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 20. Wind chill values as low as -1. West wind around 10 mph, with gusts as high as 25 mph.

    High: 20 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 7. West wind around 5 mph becoming calm in the evening.

    Low: 7 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 15.

    Low: 15 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 18. West wind around 5 mph.
M.L.King Day
Mostly sunny, with a high near 30. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 11. West wind around 10 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 20. Wind chill values as low as -1. West wind around 10 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 7. West wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 28.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 36.
Thursday Night
Mostly clear, with a low around 15.
Friday
Mostly sunny, with a high near 26.
Friday Night
Partly cloudy, with a low around 14.
Saturday
A chance of snow. Partly sunny, with a high near 26. Chance of precipitation is 30%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 10. Chance of precipitation is 30%.
Sunday
A chance of snow. Partly sunny, with a high near 19. 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:
8:03 pm EST Jan 18, 2026
Forecast Valid:
2am EST Jan 19, 2026-6pm EST Jan 25, 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