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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Mahwah NJ

  • Today

    Today: Partly sunny, with a high near 47. South wind 5 to 7 mph.

    High: 47 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 32. Calm wind.

    Low: 32 °F

    Decreasing
    Clouds

  • Friday

    Friday: A 20 percent chance of rain after 2pm. Increasing clouds, with a high near 57. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 57 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 44. South wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain Likely

  • Saturday

    Saturday: A 30 percent chance of rain before 8am. Mostly sunny, with a high near 61. Northwest wind 6 to 8 mph.

    High: 61 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain after 2pm. Mostly cloudy, with a high near 64.

    High: 64 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 8pm. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Monday

    Monday: A 30 percent chance of rain before 2pm. Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance Rain

Detailed Forecast

Today
Partly sunny, with a high near 47. South wind 5 to 7 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 32. Calm wind.
Friday
A 20 percent chance of rain after 2pm. Increasing clouds, with a high near 57. Calm wind becoming south 5 to 9 mph in the afternoon.
Friday Night
Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 44. South wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 30 percent chance of rain before 8am. Mostly sunny, with a high near 61. Northwest wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
A 30 percent chance of rain after 2pm. Mostly cloudy, with a high near 64.
Sunday Night
Rain likely, mainly after 8pm. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Monday
A 30 percent chance of rain before 2pm. Mostly cloudy, with a high near 49.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Mostly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mahwah NJ
 41.09°N 74.17°W (Elev. 299 ft)
Last Update:
2:26 am EDT Mar 19, 2026
Forecast Valid:
11am EDT Mar 19, 2026-6pm EDT Mar 25, 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