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

Storm Impacting the Southwest U.S.

A slow moving weather disturbance will continue to bring periodic rain showers, a few isolated thunderstorms, and a localized flash flooding across the Southwest. The threat will expand into the Southern Plains Wednesday night. Moderate to heavy snow across the Sierra Nevada and southern Utah Ranges will continue into the overnight period. Read More >

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Light Rain Fog/Mist

38°F

3°C

Humidity 89%
Wind Speed Calm
Barometer 30.14 in (1020.6 mb)
Dewpoint 35°F (2°C)
Visibility 5.00 mi
Last update 19 Nov 5:53 am EST
Extended Forecast for

Dunellen NJ

  • Today

    Today: Rain, mainly before 8am. High near 47. Northeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain then
    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Calm wind becoming north around 5 mph in the evening.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 50. North wind around 5 mph becoming calm.

    High: 50 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 56. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 56 °F

    Cloudy then
    Slight Chance
    Rain

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain. Partly sunny, with a high near 54. Chance of precipitation is 40%.

    High: 54 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

Detailed Forecast

Today
Rain, mainly before 8am. High near 47. Northeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Partly cloudy, with a low around 32. Calm wind becoming north around 5 mph in the evening.
Thursday
Partly sunny, with a high near 50. North wind around 5 mph becoming calm.
Thursday Night
Mostly cloudy, with a low around 39. Calm wind.
Friday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 56. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of rain. Partly sunny, with a high near 54. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 54.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dunellen NJ
 40.59°N 74.48°W (Elev. 72 ft)
Last Update:
4:46 am EST Nov 19, 2025
Forecast Valid:
6am EST Nov 19, 2025-6pm EST Nov 25, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation