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

29°F

-2°C

Humidity 47%
Wind Speed Vrbl 5 mph
Barometer 30.54 in (1034.9 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 8 Apr 3:53 am EDT
Extended Forecast for

Mahwah NJ

  • Today

    Today: Sunny, with a high near 52. Wind chill values between 20 and 30 early. North wind 5 to 8 mph becoming southeast in the afternoon.

    High: 52 °F

    Sunny

  • Tonight

    Tonight: Areas of frost after 2am. Otherwise, clear, with a low around 31. South wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Clear then
    Areas Frost

  • Thursday

    Thursday: Areas of frost before 9am. Otherwise, sunny, with a high near 57. South wind 3 to 8 mph.

    High: 57 °F

    Areas Frost
    then Sunny

  • Thursday Night

    Thursday Night: Patchy frost after 4am. Otherwise, mostly clear, with a low around 37. South wind around 6 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear
    then Patchy
    Frost

  • Friday

    Friday: Patchy frost before 8am. Otherwise, sunny, with a high near 69. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 69 °F

    Patchy Frost
    then Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 63.

    High: 63 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 52. Wind chill values between 20 and 30 early. North wind 5 to 8 mph becoming southeast in the afternoon.
Tonight
Areas of frost after 2am. Otherwise, clear, with a low around 31. South wind around 5 mph becoming calm in the evening.
Thursday
Areas of frost before 9am. Otherwise, sunny, with a high near 57. South wind 3 to 8 mph.
Thursday Night
Patchy frost after 4am. Otherwise, mostly clear, with a low around 37. South wind around 6 mph becoming calm in the evening.
Friday
Patchy frost before 8am. Otherwise, sunny, with a high near 69. Calm wind becoming south 5 to 8 mph in the afternoon.
Friday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 48.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 63.
Saturday Night
Clear, with a low around 39.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 76.
Monday Night
Mostly cloudy, with a low around 62.
Tuesday
Partly sunny, with a high near 83.
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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:
3:28 am EDT Apr 8, 2026
Forecast Valid:
4am EDT Apr 8, 2026-6pm EDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation