National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Current conditions at

Sussex, Sussex Airport (KFWN)

Lat: 41.2°NLon: 74.63°WElev: 410ft.

Overcast

69°F

21°C

Humidity 81%
Wind Speed Calm
Barometer 29.68 in (1004.6 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 29 Jul 10:53 pm EDT
Extended Forecast for

Hamburg NJ

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 59. Northwest wind 5 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. North wind around 10 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Isolated showers and thunderstorms before 8pm, then isolated showers between 8pm and 10pm. Partly cloudy, with a low around 60. North wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 60 °F

    Isolated
    T-storms then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. Calm wind becoming northwest around 5 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. East wind around 5 mph becoming calm.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.

    High: 80 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Tonight
Scattered showers. Mostly cloudy, with a low around 59. Northwest wind 5 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Scattered showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. North wind around 10 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Isolated showers and thunderstorms before 8pm, then isolated showers between 8pm and 10pm. Partly cloudy, with a low around 60. North wind around 5 mph becoming calm. Chance of precipitation is 20%.
Friday
Sunny, with a high near 82. Calm wind becoming northwest around 5 mph.
Friday Night
Partly cloudy, with a low around 62. East wind around 5 mph becoming calm.
Saturday
Partly sunny, with a high near 83.
Saturday Night
Mostly cloudy, with a low around 65.
Sunday
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 40%.
Monday Night
A chance of thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hamburg NJ
 41.16°N 74.57°W (Elev. 499 ft)
Last Update:
3:20 pm EDT Jul 29, 2026
Forecast Valid:
11pm EDT Jul 29, 2026-6pm EDT Aug 5, 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