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

71°F

22°C

Humidity 79%
Wind Speed Calm
Barometer 30.13 in (1020.6 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 30 Jun 6:53 am EDT
Extended Forecast for

Montclair NJ

Extreme Heat Watch July 1, 09:00pm until July 4, 09:00pm
Extreme Heat Warning July 1, 12:00pm until July 1, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
Extreme Heat Warning

  • Today

    Today: Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 11pm. Partly cloudy, with a low around 71. Southwest wind around 10 mph, with gusts as high as 21 mph.

    Low: 71 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 97. Heat index values as high as 106. Southwest wind around 10 mph, with gusts as high as 21 mph.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. Southwest wind 7 to 9 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 101. West wind 6 to 9 mph.

    High: 101 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 81.

    Low: 81 °F

    Clear

  • Friday

    Friday: A 30 percent chance of showers after 2pm. Sunny, then becoming partly sunny during the afternoon, with a high near 99.

    High: 99 °F

    Sunny then
    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 77.

    Low: 77 °F

    Chance
    Showers then
    Partly Cloudy

  • Independence Day

    Independence Day: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 97.

    High: 97 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 11pm. Partly cloudy, with a low around 71. Southwest wind around 10 mph, with gusts as high as 21 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 97. Heat index values as high as 106. Southwest wind around 10 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 77. Southwest wind 7 to 9 mph.
Thursday
Sunny and hot, with a high near 101. West wind 6 to 9 mph.
Thursday Night
Clear, with a low around 81.
Friday
A 30 percent chance of showers after 2pm. Sunny, then becoming partly sunny during the afternoon, with a high near 99.
Friday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 77.
Independence Day
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 97.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 30%.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
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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:
7:08 am EDT Jun 30, 2026
Forecast Valid:
7am EDT Jun 30, 2026-6pm EDT Jul 6, 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