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

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Overcast with Haze

40°F

4°C

Humidity 79%
Wind Speed Vrbl 3 mph
Barometer 30.13 in (1020.4 mb)
Dewpoint 34°F (1°C)
Visibility 5.00 mi
Last update 17 Feb 10:53 am EST
Extended Forecast for

South Plainfield NJ

  • Today

    Today: Partly sunny, with a high near 48. West wind around 5 mph.

    High: 48 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 34. Calm wind.

    Low: 34 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Rain likely. Cloudy, with a high near 44. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 35. Calm wind becoming west around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain

  • Thursday

    Thursday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 44. Northeast wind around 5 mph becoming east in the afternoon. Chance of precipitation is 20%.

    High: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain before 10pm, then a chance of rain and snow. Cloudy, with a low around 33. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Rain. High near 43. Chance of precipitation is 80%.

    High: 43 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.

    Low: 34 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain before 1pm. Partly sunny, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Chance Rain

Detailed Forecast

Today
Partly sunny, with a high near 48. West wind around 5 mph.
Tonight
Increasing clouds, with a low around 34. Calm wind.
Wednesday
Rain likely. Cloudy, with a high near 44. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 35. Calm wind becoming west around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 44. Northeast wind around 5 mph becoming east in the afternoon. Chance of precipitation is 20%.
Thursday Night
A chance of rain before 10pm, then a chance of rain and snow. Cloudy, with a low around 33. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain. High near 43. Chance of precipitation is 80%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.
Saturday
A chance of rain before 1pm. Partly sunny, with a high near 45. Chance of precipitation is 30%.
Saturday Night
A chance of rain and snow after 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Sunday
A chance of snow. Partly sunny, with a high near 40. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Plainfield NJ
 40.58°N 74.42°W (Elev. 89 ft)
Last Update:
4:13 am EST Feb 17, 2026
Forecast Valid:
11am EST Feb 17, 2026-6pm EST Feb 23, 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