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.

Mostly Cloudy

75°F

24°C

Humidity 71%
Wind Speed Vrbl 3 mph
Barometer 29.84 in (1010.7 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 23 Aug 10:53 am EDT
Extended Forecast for

2 Miles WSW Mahwah NJ

  • Today

    Today: Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms, mainly between 11am and 2pm. Patchy fog before 11am. Otherwise, partly sunny, with a high near 78. Southwest wind 3 to 5 mph. Chance of precipitation is 70%.

    High: 78 °F

    Showers
    Likely and
    Patchy Fog
    then Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 58. Light west wind.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. West wind around 5 mph.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. West wind 5 to 7 mph.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 50%.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms, mainly between 11am and 2pm. Patchy fog before 11am. Otherwise, partly sunny, with a high near 78. Southwest wind 3 to 5 mph. Chance of precipitation is 70%.
Tonight
Mostly clear, with a low around 58. Light west wind.
Monday
Sunny, with a high near 75. Calm wind becoming southwest 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 56. West wind around 5 mph.
Tuesday
Sunny, with a high near 76. West wind 5 to 7 mph.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 50%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Mahwah NJ
 41.07°N 74.23°W (Elev. 850 ft)
Last Update:
3:21 am EDT Aug 23, 2026
Forecast Valid:
10am EDT Aug 23, 2026-6pm EDT Aug 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