National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Caldwell, Essex County Airport (KCDW)

Lat: 40.88°NLon: 74.28°WElev: 171ft.

Overcast

19°F

-7°C

Humidity 52%
Wind Speed Vrbl 5 mph
Barometer 30.17 in (1022.7 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 31 Jan 10:53 am EST
Extended Forecast for

Mahwah NJ

Cold Weather Advisory January 31, 11:04am until February 1, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 31, 11:04am until February 1, 10:00am

    NOW until 10:00am Sun

    Cold Weather Advisory

  • Today

    High: 21 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 6. Wind chill values between -10 and zero. North wind 5 to 11 mph, with gusts as high as 21 mph.

    Low: 6 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 25. Wind chill values between -10 and zero. North wind 13 to 16 mph, with gusts as high as 26 mph.

    High: 25 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 12. Wind chill values between zero and 10. Northwest wind around 11 mph.

    Low: 12 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 32. Northwest wind 8 to 10 mph.

    High: 32 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 11.

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 33.

    High: 33 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 21. Wind chill values between 5 and 15. North wind 3 to 5 mph.
Tonight
Mostly cloudy, with a low around 6. Wind chill values between -10 and zero. North wind 5 to 11 mph, with gusts as high as 21 mph.
Sunday
Partly sunny, with a high near 25. Wind chill values between -10 and zero. North wind 13 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 12. Wind chill values between zero and 10. Northwest wind around 11 mph.
Monday
Sunny, with a high near 32. Northwest wind 8 to 10 mph.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Sunny, with a high near 33.
Tuesday Night
Partly cloudy, with a low around 13.
Wednesday
Mostly sunny, with a high near 30.
Wednesday Night
Partly cloudy, with a low around 10.
Thursday
Mostly sunny, with a high near 29.
Thursday Night
Partly cloudy, with a low around 9.
Friday
Mostly sunny, with a high near 29.
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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:
2:07 am EST Jan 31, 2026
Forecast Valid:
11am EST Jan 31, 2026-6pm EST Feb 6, 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