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

37°F

3°C

Humidity 62%
Wind Speed Vrbl 3 mph
Barometer 30.04 in (1017.9 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 7 Dec 9:53 pm EST
Extended Forecast for

Mahwah NJ

  • Tonight

    Tonight: Partly cloudy, with a low around 22. Wind chill values between 15 and 20. Northwest wind 6 to 14 mph.

    Low: 22 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 28. Wind chill values between 10 and 20. North wind 6 to 13 mph, with gusts as high as 28 mph.

    High: 28 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 11. Calm wind.

    Low: 11 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 33. Wind chill values between 10 and 20. Calm wind becoming south around 6 mph in the afternoon.

    High: 33 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a steady temperature around 30. Southwest wind around 7 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 43. Chance of precipitation is 60%.

    High: 43 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 22. Wind chill values between 15 and 20. Northwest wind 6 to 14 mph.
Monday
Mostly sunny, with a high near 28. Wind chill values between 10 and 20. North wind 6 to 13 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 11. Calm wind.
Tuesday
Increasing clouds, with a high near 33. Wind chill values between 10 and 20. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a steady temperature around 30. Southwest wind around 7 mph, with gusts as high as 20 mph.
Wednesday
Rain likely. Mostly cloudy, with a high near 43. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 41.
Thursday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 25.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 36.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 32.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 31.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mahwah NJ
 41.09°N 74.17°W (Elev. 299 ft)
Last Update:
5:39 pm EST Dec 7, 2025
Forecast Valid:
10pm EST Dec 7, 2025-6pm EST Dec 14, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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