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Current conditions at

Caldwell, Essex County Airport (KCDW)

Lat: 40.88°NLon: 74.28°WElev: 171ft.

Overcast

37°F

3°C

Humidity 82%
Wind Speed Calm
Barometer 29.72 in (1006.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 2 Dec 9:53 pm EST
Extended Forecast for

Mahwah NJ

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind around 7 mph, with gusts as high as 21 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 40. Wind chill values between 20 and 30. Northwest wind around 6 mph becoming calm in the afternoon.

    High: 40 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26. Light southwest wind.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 39. Wind chill values between 20 and 30. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 39 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 13. Northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 24 mph.

    Low: 13 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 31.

    High: 31 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind around 7 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 40. Wind chill values between 20 and 30. Northwest wind around 6 mph becoming calm in the afternoon.
Wednesday Night
Partly cloudy, with a low around 26. Light southwest wind.
Thursday
Partly sunny, with a high near 39. Wind chill values between 20 and 30. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 13. Northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 24 mph.
Friday
Increasing clouds, with a high near 31.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Partly sunny, with a high near 37.
Sunday Night
Mostly cloudy, with a low around 17.
Monday
Mostly sunny, with a high near 29.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Partly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mahwah NJ
 41.09°N 74.17°W (Elev. 299 ft)
Last Update:
5:30 pm EST Dec 2, 2025
Forecast Valid:
10pm EST Dec 2, 2025-6pm EST Dec 9, 2025
 
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