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

48°F

9°C

Humidity 27%
Wind Speed NW 9 G 17 mph
Barometer 30.18 in (1022.7 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 14 Mar 6:53 pm EDT
Extended Forecast for

2 Miles SSW Mahwah NJ

  • Tonight

    Tonight: Increasing clouds, with a low around 31. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 24 mph.

    Low: 31 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 48. Light and variable wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 48 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Showers, mainly after 2am. Temperature falling to near 41 by 10pm, then rising to around 49 during the remainder of the night. Southeast wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F⇑

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. Some of the storms could produce heavy rainfall. High near 64. Southeast wind 11 to 16 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 64 °F

    Heavy Rain

  • Monday Night

    Monday Night: Rain showers before 2am, then a chance of rain and snow showers. The rain could be heavy at times. Some thunder is also possible. Low around 31. South wind around 17 mph becoming west after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Heavy Rain
    then
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow showers before 8am. Partly sunny, with a high near 39. Chance of precipitation is 30%.

    High: 39 °F

    Chance
    Rain/Snow
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 31. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 24 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 48. Light and variable wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Showers, mainly after 2am. Temperature falling to near 41 by 10pm, then rising to around 49 during the remainder of the night. Southeast wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers, with thunderstorms also possible after 11am. Some of the storms could produce heavy rainfall. High near 64. Southeast wind 11 to 16 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain showers before 2am, then a chance of rain and snow showers. The rain could be heavy at times. Some thunder is also possible. Low around 31. South wind around 17 mph becoming west after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of rain and snow showers before 8am. Partly sunny, with a high near 39. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 52.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 35.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Mahwah NJ
 41.05°N 74.21°W (Elev. 397 ft)
Last Update:
5:44 pm EDT Mar 14, 2026
Forecast Valid:
7pm EDT Mar 14, 2026-6pm EDT Mar 21, 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