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Hazardous Weather Conditions

Current conditions at

Caldwell, Essex County Airport (KCDW)

Lat: 40.88°NLon: 74.28°WElev: 171ft.

Overcast

67°F

19°C

Humidity 84%
Wind Speed Calm
Barometer 29.89 in (1012.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 21 Jul 5:53 am EDT
Extended Forecast for

2 Miles NNW Boonton NJ

Flood Watch until July 22, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until July 22, 02:00am

    NOW until 2:00am Wed

    Flood Watch

  • Today

    High: 79 °F

    Showers
    Likely then
    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before midnight. Some of the storms could be severe and produce heavy rainfall. Low around 68. South wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 68 °F

    Severe
    Thunderstorms
    then Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 82. West wind around 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm. Mostly clear, with a low around 60. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 60 °F

    Chance
    Showers then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. North wind around 5 mph.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Friday Night

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

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Today
Showers and thunderstorms. Some of the storms could be severe and produce heavy rainfall. High near 79. South wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Tonight
Showers and thunderstorms, mainly before midnight. Some of the storms could be severe and produce heavy rainfall. Low around 68. South wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Wednesday
A chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 82. West wind around 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers before 8pm. Mostly clear, with a low around 60. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Sunny, with a high near 77. North wind around 5 mph.
Thursday Night
Clear, with a low around 59.
Friday
Sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 65.
Monday
Showers likely. Partly sunny, with a high near 82. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Boonton NJ
 40.92°N 74.41°W (Elev. 623 ft)
Last Update:
5:47 am EDT Jul 21, 2026
Forecast Valid:
6am EDT Jul 21, 2026-6pm EDT Jul 27, 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