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

21°F

-6°C

Humidity 52%
Wind Speed Vrbl 3 mph
Barometer 30.62 in (1037.7 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Last update 2 Mar 5:53 am EST
Extended Forecast for

Mahwah NJ

  • Today

    Today: Mostly sunny, with a high near 32. Wind chill values between 15 and 25. Light and variable wind.

    High: 32 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 21. Light south wind.

    Low: 21 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 4pm. High near 39. Wind chill values between 25 and 35. Light southeast wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain. Low around 35. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly after 1pm. Mostly cloudy, with a high near 48. Light and variable wind.

    High: 48 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain. Cloudy, with a high near 57.

    High: 57 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Friday

    Friday: A 40 percent chance of rain before 1pm. Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 32. Wind chill values between 15 and 25. Light and variable wind.
Tonight
Increasing clouds, with a low around 21. Light south wind.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 4pm. High near 39. Wind chill values between 25 and 35. Light southeast wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain. Low around 35. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of rain, mainly after 1pm. Mostly cloudy, with a high near 48. Light and variable wind.
Wednesday Night
A 50 percent chance of rain. Cloudy, with a low around 39.
Thursday
A 50 percent chance of rain. Cloudy, with a high near 57.
Thursday Night
A 50 percent chance of rain. Cloudy, with a low around 41.
Friday
A 40 percent chance of rain before 1pm. Mostly cloudy, with a high near 49.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 62.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 61.
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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:
2:30 am EST Mar 2, 2026
Forecast Valid:
6am EST Mar 2, 2026-6pm EDT Mar 8, 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