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

41°F

5°C

Humidity 60%
Wind Speed E 8 mph
Barometer 29.86 in (1011.9 mb)
Dewpoint 28°F (-2°C)
Visibility 8.00 mi
Wind Chill36°F (2°C)
Last update 6 Jan 2:53 pm EST
Extended Forecast for

Mahwah NJ

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 40. Calm wind.

    High: 40 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 50 percent chance of rain, mainly between 7pm and 4am. Patchy fog after 10pm. Otherwise, cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 46. Southwest wind 5 to 10 mph becoming northwest in the morning. Winds could gust as high as 24 mph.

    High: 46 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. Northwest wind around 6 mph becoming calm after midnight.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Rain likely. Cloudy, with a high near 50. Chance of precipitation is 70%.

    High: 50 °F

    Rain Likely

  • Friday Night

    Friday Night: A 40 percent chance of rain. Cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Saturday

    Saturday: Rain. High near 49. Chance of precipitation is 80%.

    High: 49 °F

    Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 40. Calm wind.
Tonight
A 50 percent chance of rain, mainly between 7pm and 4am. Patchy fog after 10pm. Otherwise, cloudy, with a low around 33. Calm wind.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 46. Southwest wind 5 to 10 mph becoming northwest in the morning. Winds could gust as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 32. Northwest wind around 6 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 46. Calm wind.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Rain likely. Cloudy, with a high near 50. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of rain. Cloudy, with a low around 42.
Saturday
Rain. High near 49. Chance of precipitation is 80%.
Saturday Night
Rain likely, mainly before 1am. Cloudy, with a low around 38. Chance of precipitation is 70%.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 45.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Sunny, with a high near 40.
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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:
1:40 pm EST Jan 6, 2026
Forecast Valid:
2pm EST Jan 6, 2026-6pm EST Jan 12, 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