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

65°F

18°C

Humidity 93%
Wind Speed Calm
Barometer 30.03 in (1017.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 29 Jun 2:53 am EDT
Extended Forecast for

Montclair NJ

Extreme Heat Watch July 1, 12:00pm until July 3, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Overnight

    Overnight: Patchy fog. Otherwise, partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 86. Calm wind becoming east around 6 mph in the afternoon.

    High: 86 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 67. South wind around 6 mph becoming southwest after midnight.

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. South wind 5 to 10 mph.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 99.

    High: 99 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 79.

    Low: 79 °F

    Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 65. Calm wind.
Monday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 86. Calm wind becoming east around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 67. South wind around 6 mph becoming southwest after midnight.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. South wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
Sunny, with a high near 99.
Thursday Night
Clear, with a low around 79.
Friday
Sunny, with a high near 99.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Independence Day
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montclair NJ
 40.83°N 74.22°W (Elev. 427 ft)
Last Update:
2:28 am EDT Jun 29, 2026
Forecast Valid:
3am EDT Jun 29, 2026-6pm EDT Jul 5, 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