Briefing for Heat, Severe Storm, and Flash Flood Risks through Thursday

Dangerously hot and humid conditions are expected through Wednesday. There is also a threat of isolated severe thunderstorms on Wednesday. Flash flooding from locally heavy rainfall is possible on Thursday. See this briefing for details on these hazards. Read More >

Hazardous Weather Conditions

Current conditions at

Sussex, Sussex Airport (KFWN)

Lat: 41.2°NLon: 74.63°WElev: 410ft.

A Few Clouds

71°F

22°C

Humidity 96%
Wind Speed Calm
Barometer 30.03 in (1016.4 mb)
Dewpoint 70°F (21°C)
Visibility 9.00 mi
Last update 30 Jul 6:53 am EDT
Extended Forecast for

3 Miles N Mc Afee NJ

Heat Advisory July 30, 08:08am until July 30, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 30, 08:08am until July 30, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Today

    High: 96 °F

    Sunny then
    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 5am.  Partly cloudy, with a low around 69. Calm wind.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a high near 80. Northeast wind around 5 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Chance
    T-storms then
    Heavy Rain

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Low around 60. Northeast wind around 5 mph.  Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 60 °F

    Heavy Rain

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms after 8am.  Mostly cloudy, with a high near 70. Northeast wind around 10 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 70 °F

    Showers
    Likely then
    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 3pm. Increasing clouds, with a high near 96. Heat index values as high as 102. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 80. Northeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 60. Northeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Friday
Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms after 8am. Mostly cloudy, with a high near 70. Northeast wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Mc Afee NJ
 41.24°N 74.55°W (Elev. 417 ft)
4:11 am EDT Jul 30, 2025
8am EDT Jul 30, 2025-6pm EDT Aug 5, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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