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.

Fair

42°F

6°C

Humidity 55%
Wind Speed W 7 mph
Barometer 29.85 in (1011.6 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 6 Dec 1:53 pm EST
Extended Forecast for

Mahwah NJ

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 38. Southwest wind 3 to 6 mph.

    High: 38 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 38. Calm wind becoming south around 5 mph.

    High: 38 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21. Wind chill values between 15 and 20. Calm wind becoming northwest 5 to 9 mph after midnight.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 26. North wind 6 to 10 mph, with gusts as high as 22 mph.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 30.

    High: 30 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 50%.

    High: 40 °F

    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Partly sunny, with a high near 38. Southwest wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 24. Calm wind.
Sunday
Partly sunny, with a high near 38. Calm wind becoming south around 5 mph.
Sunday Night
Partly cloudy, with a low around 21. Wind chill values between 15 and 20. Calm wind becoming northwest 5 to 9 mph after midnight.
Monday
Mostly sunny, with a high near 26. North wind 6 to 10 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 10.
Tuesday
Increasing clouds, with a high near 30.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 50%.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 30.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 39.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 25.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 36.
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 74.2°W (Elev. 751 ft)
Last Update:
12:55 pm EST Dec 6, 2025
Forecast Valid:
2pm EST Dec 6, 2025-6pm EST Dec 12, 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