Dangerous Heat Wave from the Midwest to East Coast

A large ridge of high pressure extending from the Central to Eastern U.S. will deliver a dangerous summer heat wave through the weekend. Widespread excessive heat warnings and heat advisories already cover the Eastern two-thirds of the country. A number of record highs and overnight warm minimum temperatures are likely. Heat indices will surge past 100 degrees and approach the 110s. Heat Safety! Read More >

Current conditions at

Caldwell, Essex County Airport (KCDW)

Lat: 40.88°NLon: 74.28°WElev: 171ft.

Partly Cloudy

85°F

29°C

Humidity 72%
Wind Speed SW 6 mph
Barometer 29.91 in (1013.1 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 19 Jul 11:53 am EDT
Extended Forecast for

Boonton NJ

Excessive Heat Warning until July 21, 10:00pm
Click here for hazard details and duration
Excessive Heat Warning
  •  
    Excessive Heat Warning until July 21, 10:00pm

    NOW until
    10:00pm Sun

    Excessive Heat Warning

  • This
    Afternoon

    This Afternoon: Mostly sunny, with a high near 93. Heat index values as high as 103. Southwest wind 8 to 10 mph.

    Mostly Sunny

    High: 93 °F

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 11pm. Some of the storms could produce gusty winds.  Partly cloudy, with a low around 78. Southwest wind 3 to 6 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 78 °F

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 97. Heat index values as high as 110. West wind 5 to 8 mph.

    Hot

    High: 97 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 78. West wind 3 to 6 mph.

    Partly Cloudy

    Low: 78 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny and hot, with a high near 97. West wind 3 to 8 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 97 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 74. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    Low: 74 °F

  • Monday

    Monday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 83. Chance of precipitation is 50%.

    Chance
    T-storms

    High: 83 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 66 °F

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 93. Heat index values as high as 103. Southwest wind 8 to 10 mph.
Tonight
A slight chance of showers and thunderstorms before 11pm. Some of the storms could produce gusty winds. Partly cloudy, with a low around 78. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny and hot, with a high near 97. Heat index values as high as 110. West wind 5 to 8 mph.
Saturday Night
Partly cloudy, with a low around 78. West wind 3 to 6 mph.
Sunday
A chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 97. West wind 3 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Mostly sunny, with a high near 85.
Click Map For Forecast
Point Forecast:
Boonton NJ
 40.89°N 74.42°W (Elev. 318 ft)
12:40 pm EDT Jul 19, 2019
12pm EDT Jul 19, 2019-6pm EDT Jul 25, 2019
 
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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