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

86°F

30°C

Humidity 33%
Wind Speed Vrbl 6 mph
Barometer 29.71 in (1006.4 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 16 Apr 7:53 pm EDT
Extended Forecast for

Mahwah NJ

  • Tonight

    Tonight: A 20 percent chance of showers before 2am. Mostly cloudy, with a low around 65. Southwest wind around 6 mph becoming light and variable after midnight.

    Low: 65 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 79. Northwest wind around 6 mph.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 57. Light and variable wind.

    Low: 57 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 71. Southeast wind 3 to 8 mph.

    High: 71 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 48. Southeast wind 3 to 6 mph.

    Low: 48 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers. High near 59. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Chance of precipitation is 60%.

    Low: 35 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers before 2am. Mostly cloudy, with a low around 65. Southwest wind around 6 mph becoming light and variable after midnight.
Friday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 79. Northwest wind around 6 mph.
Friday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 57. Light and variable wind.
Saturday
Partly sunny, with a high near 71. Southeast wind 3 to 8 mph.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 48. Southeast wind 3 to 6 mph.
Sunday
Showers. High near 59. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Showers likely, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 48.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Partly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 66.
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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:
7:20 pm EDT Apr 16, 2026
Forecast Valid:
8pm EDT Apr 16, 2026-6pm EDT Apr 23, 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