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.

Fair

26°F

-3°C

Humidity 48%
Wind Speed Calm
Barometer 30.18 in (1022.6 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 25 Dec 11:53 pm EST
Extended Forecast for

Mahwah NJ

Winter Storm Warning December 26, 04:00pm until December 27, 01:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Overnight

    Overnight: Mostly clear, with a low around 18. Wind chill values between 10 and 15. North wind around 5 mph.

    Low: 18 °F

    Mostly Clear

  • Friday

    Friday: Snow likely, mainly after 4pm. Increasing clouds, with a high near 29. Wind chill values between 10 and 20. North wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 29 °F

    Partly Sunny
    then Snow
    Likely

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around 22. Calm wind becoming northeast around 6 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 22 °F

    Heavy Snow

  • Saturday

    Saturday: A 50 percent chance of snow, mainly before 1pm. Mostly cloudy, with a high near 32. Wind chill values between 20 and 30. North wind 3 to 6 mph.

    High: 32 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 17. Calm wind.

    Low: 17 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain or freezing rain after 4pm. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.

    High: 36 °F

    Mostly Cloudy
    then Chance
    Rain/Freezing
    Rain

  • Sunday Night

    Sunday Night: A chance of rain or freezing rain before 7pm, then rain. Low around 29. Chance of precipitation is 90%.

    Low: 29 °F

    Rain/Freezing
    Rain then
    Rain

  • Monday

    Monday: Rain, mainly before 1pm. High near 47. Chance of precipitation is 80%.

    High: 47 °F

    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 18. Wind chill values between 10 and 15. North wind around 5 mph.
Friday
Snow likely, mainly after 4pm. Increasing clouds, with a high near 29. Wind chill values between 10 and 20. North wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 22. Calm wind becoming northeast around 6 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Saturday
A 50 percent chance of snow, mainly before 1pm. Mostly cloudy, with a high near 32. Wind chill values between 20 and 30. North wind 3 to 6 mph.
Saturday Night
Mostly cloudy, with a low around 17. Calm wind.
Sunday
A chance of rain or freezing rain after 4pm. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.
Sunday Night
A chance of rain or freezing rain before 7pm, then rain. Low around 29. Chance of precipitation is 90%.
Monday
Rain, mainly before 1pm. High near 47. Chance of precipitation is 80%.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Partly sunny, with a high near 30.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 21.
New Year's Day
Partly sunny, with a high near 33.
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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:
1:14 pm EST Dec 25, 2025
Forecast Valid:
12am EST Dec 26, 2025-6pm EST Jan 1, 2026
 
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Additional Resources

Radar & Satellite Image

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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