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.

Light Rain Fog/Mist

36°F

2°C

Humidity 93%
Wind Speed NE 5 mph
Barometer 29.67 in (1005.2 mb)
Dewpoint 34°F (1°C)
Visibility 2.50 mi
Wind Chill32°F (0°C)
Last update 7 Jan 12:53 am EST
Extended Forecast for

Mahwah NJ

  • Overnight

    Overnight: A 30 percent chance of rain, mainly before 4am. Areas of fog. Otherwise, cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Chance Rain
    and Areas Fog

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 46. Southwest wind 5 to 10 mph becoming northwest in the morning. Winds could gust as high as 24 mph.

    High: 46 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. Northwest wind around 6 mph becoming calm after midnight.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Rain likely. Cloudy, with a high near 50. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain Likely

  • Friday Night

    Friday Night: A 40 percent chance of rain. Cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Saturday

    Saturday: Rain. High near 49. Chance of precipitation is 80%.

    High: 49 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly before 1am. Cloudy, with a low around 38. Chance of precipitation is 70%.

    Low: 38 °F

    Rain Likely

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly before 4am. Areas of fog. Otherwise, cloudy, with a low around 33. Calm wind.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 46. Southwest wind 5 to 10 mph becoming northwest in the morning. Winds could gust as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 32. Northwest wind around 6 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 46. Calm wind.
Thursday Night
Mostly cloudy, with a low around 32. Calm wind.
Friday
Rain likely. Cloudy, with a high near 50. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A 40 percent chance of rain. Cloudy, with a low around 42.
Saturday
Rain. High near 49. Chance of precipitation is 80%.
Saturday Night
Rain likely, mainly before 1am. Cloudy, with a low around 38. Chance of precipitation is 70%.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 45.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 43.
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:
1:40 pm EST Jan 6, 2026
Forecast Valid:
1am EST Jan 7, 2026-6pm EST Jan 13, 2026
 
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