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.

Overcast

48°F

9°C

Humidity 52%
Wind Speed SE 13 G 20 mph
Barometer 30.03 in (1017.2 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 25 Apr 7:53 am EDT
Extended Forecast for

Mahwah NJ

  • Today

    Today: Showers, mainly after 11am. High near 48. Southeast wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Showers

  • Tonight

    Tonight: Showers. Low around 39. East wind 3 to 5 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 39 °F

    Showers

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 55. Northeast wind 6 to 8 mph, with gusts as high as 21 mph.

    High: 55 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Partly cloudy, with a low around 40. Light northeast wind.

    Low: 40 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers. Mostly sunny, with a high near 65. Northeast wind around 7 mph.

    High: 65 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers after 8pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers after 2pm. Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Today
Showers, mainly after 11am. High near 48. Southeast wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Showers. Low around 39. East wind 3 to 5 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Sunday
A 30 percent chance of showers, mainly before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 55. Northeast wind 6 to 8 mph, with gusts as high as 21 mph.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 40. Light northeast wind.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 65. Northeast wind around 7 mph.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
A 40 percent chance of showers after 8pm. Mostly cloudy, with a low around 47.
Wednesday
A 40 percent chance of showers after 2pm. Mostly cloudy, with a high near 63.
Wednesday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 62.
Thursday Night
Mostly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 61.
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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:
7:17 am EDT Apr 25, 2026
Forecast Valid:
8am EDT Apr 25, 2026-6pm EDT May 1, 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