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.

Light Rain Fog/Mist

44°F

7°C

Humidity 93%
Wind Speed Vrbl 6 mph
Barometer 29.72 in (1007.0 mb)
Dewpoint 42°F (6°C)
Visibility 6.00 mi
Wind Chill41°F (5°C)
Last update 23 Mar 5:53 am EDT
Extended Forecast for

Mahwah NJ

  • Today

    Today: Rain, mainly before 8am, then a slight chance of showers after 2pm. High near 43. North wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Rain then
    Chance Rain

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 30. Northwest wind 7 to 10 mph, with gusts as high as 23 mph.

    Low: 30 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 50. North wind around 6 mph becoming light and variable.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 34. Southwest wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 56. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 56 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 64.

    High: 64 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Rain likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: Rain likely, mainly before 8am. Partly sunny, with a high near 54. Chance of precipitation is 60%.

    High: 54 °F

    Rain Likely

Detailed Forecast

Today
Rain, mainly before 8am, then a slight chance of showers after 2pm. High near 43. North wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 30. Northwest wind 7 to 10 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 50. North wind around 6 mph becoming light and variable.
Tuesday Night
Increasing clouds, with a low around 34. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 56. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 42.
Thursday
Mostly cloudy, with a high near 64.
Thursday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Friday
Rain likely, mainly before 8am. Partly sunny, with a high near 54. Chance of precipitation is 60%.
Friday Night
Mostly clear, with a low around 26.
Saturday
Sunny, with a high near 45.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Mostly sunny, with a high near 50.
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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:
2:12 am EDT Mar 23, 2026
Forecast Valid:
6am EDT Mar 23, 2026-6pm EDT Mar 29, 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