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.

Partly Cloudy

48°F

9°C

Humidity 54%
Wind Speed NW 9 G 17 mph
Barometer 30.20 in (1023.2 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 8 Jan 10:53 am EST
Extended Forecast for

Mahwah NJ

  • Today

    Today: Sunny, with a high near 47. Light northwest wind.

    High: 47 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 31. Calm wind.

    Low: 31 °F

    Increasing
    Clouds

  • Friday

    Friday: A 50 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 52. Calm wind becoming south 5 to 7 mph in the morning.

    High: 52 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain likely, mainly between 7pm and 1am. Cloudy, with a low around 42. Light and variable wind becoming southwest around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain Likely

  • Saturday

    Saturday: Rain. Steady temperature around 46. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 46 °F

    Rain Likely
    then Rain

  • Saturday Night

    Saturday Night: Rain, mainly before 1am. Low around 40. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Rain

  • Sunday

    Sunday: A 30 percent chance of showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 49.

    High: 49 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 47. Light northwest wind.
Tonight
Increasing clouds, with a low around 31. Calm wind.
Friday
A 50 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 52. Calm wind becoming south 5 to 7 mph in the morning.
Friday Night
Rain likely, mainly between 7pm and 1am. Cloudy, with a low around 42. Light and variable wind becoming southwest around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. Steady temperature around 46. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Rain, mainly before 1am. Low around 40. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
A 30 percent chance of showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
Partly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 45.
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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:
5:02 am EST Jan 8, 2026
Forecast Valid:
11am EST Jan 8, 2026-6pm EST Jan 14, 2026
 
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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