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

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Mostly Cloudy

81°F

27°C

Humidity 69%
Wind Speed S 6 mph
Barometer 30.14 in (1020.7 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 17 Sep 1:53 pm EDT
Extended Forecast for

Somerville NJ

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 84. South wind around 5 mph.

    High: 84 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers, mainly between 8pm and 3am.  Mostly cloudy, with a low around 66. Calm wind.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 66 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 83. North wind around 5 mph.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56. North wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Northeast wind around 5 mph becoming calm  in the morning.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 58. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am.  High near 73. Chance of precipitation is 90%.

    High: 73 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely before 2am.  Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Monday

    Monday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 84. South wind around 5 mph.
Tonight
A chance of showers, mainly between 8pm and 3am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Sunny, with a high near 83. North wind around 5 mph.
Friday Night
Partly cloudy, with a low around 56. North wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 74. Northeast wind around 5 mph becoming calm in the morning.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, mainly after 8am. High near 73. Chance of precipitation is 90%.
Sunday Night
Showers likely before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 69.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Partly sunny, with a high near 67.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Somerville NJ
 40.56°N 74.6°W (Elev. 72 ft)
9:40 am EDT Sep 17, 2026
2pm EDT Sep 17, 2026-6pm EDT Sep 23, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database