Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Caldwell, Essex County Airport (KCDW)

Lat: 40.88°NLon: 74.28°WElev: 171ft.

Mostly Cloudy

75°F

24°C

Humidity 84%
Wind Speed E 8 mph
Barometer 30.01 in (1016.5 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 27 Aug 12:53 pm EDT
Extended Forecast for

Kinnelon NJ

Flood Watch until August 28, 04:00am
Severe T-storm Watch until August 27, 08:00pm
Click here for hazard details and duration
Flood Watch
Severe T-storm Watch
  •  
    Flood Watch until August 28, 04:00am
    Severe T-storm Watch until August 27, 08:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 79 °F

    T-storms

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 2am.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 66. Calm wind.  Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers and thunderstorms after 3pm.  Patchy fog before 8am.  Otherwise, partly sunny, with a high near 81. Calm wind.  Chance of precipitation is 20%.

    High: 81 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 81. North wind around 5 mph becoming calm.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm before 4pm, then showers and thunderstorms likely between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. High near 79. South wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 2am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A slight chance of showers and thunderstorms after 3pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 81. Calm wind. Chance of precipitation is 20%.
Friday Night
Cloudy, then gradually becoming partly cloudy, with a low around 63. Calm wind.
Saturday
Sunny, with a high near 81. North wind around 5 mph becoming calm.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 67.
Monday
A chance of showers after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Monday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Wednesday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Kinnelon NJ
 40.98°N 74.4°W (Elev. 801 ft)
4:09 am EDT Aug 27, 2026
1pm EDT Aug 27, 2026-6pm EDT Sep 2, 2026
 
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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