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

34°F

1°C

Humidity 67%
Wind Speed Vrbl 5 mph
Barometer 30.03 in (1017.5 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 4 Dec 9:53 am EST
Extended Forecast for

Mahwah NJ

  • Today

    Today: Cloudy early, then gradual clearing, with a high near 39. Wind chill values between 20 and 30. Breezy, with a west wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 39 °F

    Mostly Cloudy
    then
    Decreasing
    Clouds and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 13. Wind chill values between 5 and 10. Northwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.

    Low: 13 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 31. Wind chill values between 15 and 25. Calm wind becoming south around 5 mph.

    High: 31 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A 30 percent chance of light snow, mainly between 10pm and 4am. Mostly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Chance Light
    Snow

  • Saturday

    Saturday: Partly sunny, with a high near 40. Calm wind becoming southwest around 5 mph.

    High: 40 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy early, then gradual clearing, with a high near 39. Wind chill values between 20 and 30. Breezy, with a west wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Mostly clear, with a low around 13. Wind chill values between 5 and 10. Northwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.
Friday
Increasing clouds, with a high near 31. Wind chill values between 15 and 25. Calm wind becoming south around 5 mph.
Friday Night
A 30 percent chance of light snow, mainly between 10pm and 4am. Mostly cloudy, with a low around 23. Calm wind.
Saturday
Partly sunny, with a high near 40. Calm wind becoming southwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 39.
Sunday Night
Mostly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 27.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 25.
Wednesday
A 30 percent chance of rain. Partly sunny, with a high near 40.
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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:
6:44 am EST Dec 4, 2025
Forecast Valid:
10am EST Dec 4, 2025-6pm EST Dec 10, 2025
 
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Additional Resources

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Chance of Precipitation