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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Sunday could bring areas of flooding to parts of the upper Midwest, central Great Lakes, southern New England and Virginia/North Carolina tidewater region. Read More >

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Fog/Mist

69°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in (1016.5 mb)
Dewpoint 69°F (21°C)
Visibility 5.00 mi
Last update 18 Sep 4:53 am EDT
Extended Forecast for

Bound Brook NJ

  • Today

    Today: Mostly sunny, with a high near 82. North wind around 5 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. North wind 5 to 10 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 72. Northeast wind 5 to 10 mph.

    High: 72 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 59. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 59 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am. High near 70. Southeast wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 70 °F

    Showers
    Likely then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 59. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 59 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.

    High: 67 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.

    Low: 54 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 62. Chance of precipitation is 50%.

    High: 62 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 82. North wind around 5 mph.
Tonight
Partly cloudy, with a low around 55. North wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 72. Northeast wind 5 to 10 mph.
Saturday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 59. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Showers, mainly after 8am. High near 70. Southeast wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 59. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Monday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 62. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 63. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 64. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bound Brook NJ
 40.58°N 74.57°W (Elev. 200 ft)
Last Update:
4:09 am EDT Sep 18, 2026
Forecast Valid:
5am EDT Sep 18, 2026-6pm EDT Sep 24, 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