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

65°F

18°C

Humidity 73%
Wind Speed SW 7 mph
Barometer 29.66 in (1004.7 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 26 Mar 11:53 pm EDT
Extended Forecast for

Mahwah NJ

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 47. West wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers

  • Friday

    Friday: A 30 percent chance of showers before 11am. Mostly cloudy, with a temperature falling to around 47 by 11am. North wind 9 to 11 mph.

    High: 51 °F⇓

    Chance
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28. North wind 5 to 7 mph.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 41. Wind chill values between 20 and 30. Northwest wind 9 to 15 mph.

    High: 41 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27. Northwest wind around 6 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 47. West wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 30 percent chance of showers before 11am. Mostly cloudy, with a temperature falling to around 47 by 11am. North wind 9 to 11 mph.
Friday Night
Mostly cloudy, with a low around 28. North wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 41. Wind chill values between 20 and 30. Northwest wind 9 to 15 mph.
Saturday Night
Mostly clear, with a low around 27. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 61.
Monday Night
A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 46.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 62.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 50.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 71.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 50.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 68.
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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:
7:31 pm EDT Mar 26, 2026
Forecast Valid:
12am EDT Mar 27, 2026-6pm EDT Apr 2, 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