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

34°F

1°C

Humidity 89%
Wind Speed Calm
Barometer 30.10 in (1019.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 20 Apr 2:53 am EDT
Extended Forecast for

Montclair NJ

Freeze Warning April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Overnight

    Overnight: Areas of frost after 4am. Otherwise, mostly clear, with a low around 37. Calm wind.

    Low: 37 °F

    Areas Frost

  • Monday

    Monday: A slight chance of showers between 8am and noon. Partly sunny, with a high near 53. Northwest wind 6 to 11 mph. Chance of precipitation is 20%.

    High: 53 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 30. Wind chill values between 25 and 30. Northwest wind 7 to 10 mph.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 55. Wind chill values between 25 and 35 early. Light and variable wind becoming south 5 to 7 mph in the afternoon.

    High: 55 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers, mainly after 2am. Increasing clouds, with a low around 44. South wind around 8 mph.

    Low: 44 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before 8am. Partly sunny, with a high near 63.

    High: 63 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Overnight
Areas of frost after 4am. Otherwise, mostly clear, with a low around 37. Calm wind.
Monday
A slight chance of showers between 8am and noon. Partly sunny, with a high near 53. Northwest wind 6 to 11 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 30. Wind chill values between 25 and 30. Northwest wind 7 to 10 mph.
Tuesday
Sunny, with a high near 55. Wind chill values between 25 and 35 early. Light and variable wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers, mainly after 2am. Increasing clouds, with a low around 44. South wind around 8 mph.
Wednesday
A 30 percent chance of showers before 8am. Partly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 67.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 49.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 60.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 47.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montclair NJ
 40.82°N 74.2°W (Elev. 203 ft)
Last Update:
2:20 am EDT Apr 20, 2026
Forecast Valid:
3am EDT Apr 20, 2026-6pm EDT Apr 26, 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