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.

Partly Cloudy

87°F

31°C

Humidity 50%
Wind Speed Vrbl 3 mph
Barometer 30.09 in (1019.1 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 21 Jun 2:53 pm EDT
Extended Forecast for

Caldwell NJ

Extreme Heat Warning June 22, 12:00pm until June 24, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Tonight

    Tonight: Partly cloudy, with a low around 71. Southwest wind around 6 mph.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 96. Heat index values as high as 103. Southwest wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 96 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. West wind 5 to 8 mph.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. Heat index values as high as 109. Northwest wind 5 to 7 mph.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. West wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 99.

    High: 99 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 71. Southwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 96. Heat index values as high as 103. Southwest wind 8 to 11 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 77. West wind 5 to 8 mph.
Monday
Sunny and hot, with a high near 100. Heat index values as high as 109. Northwest wind 5 to 7 mph.
Monday Night
Mostly clear, with a low around 78. West wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 99.
Tuesday Night
Partly cloudy, with a low around 77.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 70.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Saturday
Mostly cloudy, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Caldwell NJ
 40.83°N 74.28°W (Elev. 420 ft)
Last Update:
11:38 am EDT Jun 21, 2025
Forecast Valid:
3pm EDT Jun 21, 2025-6pm EDT Jun 28, 2025
 
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