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.

A Few Clouds

61°F

16°C

Humidity 56%
Wind Speed NE 5 mph
Barometer 30.46 in (1031.9 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 23 Sep 7:53 pm EDT
Extended Forecast for

Mahwah NJ

  • Tonight

    Tonight: Mostly clear, with a low around 48. Northeast wind around 10 mph.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 67. Northeast wind 11 to 14 mph.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51. Northeast wind 9 to 11 mph, with gusts as high as 22 mph.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 67. North wind 13 to 15 mph, with gusts as high as 26 mph.

    High: 67 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 53. North wind around 14 mph, with gusts as high as 25 mph.

    Low: 53 °F

    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers. Partly sunny, with a high near 65.

    High: 65 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely

  • Sunday

    Sunday: A 50 percent chance of showers. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 48. Northeast wind around 10 mph.
Thursday
Sunny, with a high near 67. Northeast wind 11 to 14 mph.
Thursday Night
Partly cloudy, with a low around 51. Northeast wind 9 to 11 mph, with gusts as high as 22 mph.
Friday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 67. North wind 13 to 15 mph, with gusts as high as 26 mph.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 53. North wind around 14 mph, with gusts as high as 25 mph.
Saturday
A 50 percent chance of showers. Partly sunny, with a high near 65.
Saturday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 65.
Sunday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 53.
Monday
Partly sunny, with a high near 69.
Monday Night
Mostly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mahwah NJ
 41.09°N 74.17°W (Elev. 299 ft)
Last Update:
5:46 pm EDT Sep 23, 2026
Forecast Valid:
8pm EDT Sep 23, 2026-6pm EDT Sep 30, 2026
 
Forecast Discussion
 
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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