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

23°F

-5°C

Humidity 65%
Wind Speed Calm
Barometer 30.00 in (1016.7 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Last update 3 Jan 10:53 pm EST
Extended Forecast for

Mahwah NJ

  • Tonight

    Tonight: A 40 percent chance of light snow, mainly between 1am and 4am. Cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Chance Light
    Snow

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 33. Wind chill values between 20 and 25. Light northwest wind increasing to 5 to 10 mph in the morning.

    High: 33 °F

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16. Northwest wind 3 to 8 mph.

    Low: 16 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of light snow, mainly after 1pm. Mostly cloudy, with a high near 30. Wind chill values between 15 and 25. Calm wind becoming south around 6 mph in the afternoon.

    High: 30 °F

    Chance Light
    Snow

  • Monday Night

    Monday Night: A 50 percent chance of light snow before 1am. Cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Chance Light
    Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Cloudy, with a low around 31.

    Low: 31 °F

    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain before 1pm. Mostly cloudy, with a high near 44.

    High: 44 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of light snow, mainly between 1am and 4am. Cloudy, with a low around 21. Calm wind.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 33. Wind chill values between 20 and 25. Light northwest wind increasing to 5 to 10 mph in the morning.
Sunday Night
Partly cloudy, with a low around 16. Northwest wind 3 to 8 mph.
Monday
A 40 percent chance of light snow, mainly after 1pm. Mostly cloudy, with a high near 30. Wind chill values between 15 and 25. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
A 50 percent chance of light snow before 1am. Cloudy, with a low around 24. Calm wind.
Tuesday
Mostly cloudy, with a high near 38.
Tuesday Night
A 40 percent chance of rain. Cloudy, with a low around 31.
Wednesday
A 30 percent chance of rain before 1pm. Mostly cloudy, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 45.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 33.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 46.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 38.
Saturday
A 40 percent chance of rain. Mostly cloudy, with a high near 51.
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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:
3:26 pm EST Jan 3, 2026
Forecast Valid:
11pm EST Jan 3, 2026-6pm EST Jan 10, 2026
 
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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