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

28°F

-2°C

Humidity 72%
Wind Speed Calm
Barometer 30.03 in (1017.3 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 17 Jan 3:53 am EST
Extended Forecast for

South Plainfield NJ

  • Overnight

    Overnight: A chance of snow. Cloudy, with a low around 27. South wind around 5 mph. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow

  • Saturday

    Saturday: Snow, possibly mixing with rain after 2pm, then gradually ending. High near 38. Southwest wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow then
    Rain/Snow

  • Saturday Night

    Saturday Night: A slight chance of snow after 1am. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 20%.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: Snow likely, mainly between 10am and 1pm. Cloudy, with a high near 36. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19. West wind around 5 mph.

    Low: 19 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 33.

    High: 33 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 11.

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 21.

    High: 21 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 9.

    Low: 9 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of snow. Cloudy, with a low around 27. South wind around 5 mph. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Snow, possibly mixing with rain after 2pm, then gradually ending. High near 38. Southwest wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 20%.
Sunday
Snow likely, mainly between 10am and 1pm. Cloudy, with a high near 36. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday Night
Partly cloudy, with a low around 19. West wind around 5 mph.
M.L.King Day
Sunny, with a high near 33.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Sunny, with a high near 21.
Tuesday Night
Mostly clear, with a low around 9.
Wednesday
Partly sunny, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 23.
Thursday
Mostly cloudy, with a high near 39.
Thursday Night
Mostly cloudy, with a low around 20.
Friday
A chance of snow. Partly sunny, with a high near 32. Chance of precipitation is 30%.
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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:
8:36 pm EST Jan 16, 2026
Forecast Valid:
4am EST Jan 17, 2026-6pm EST Jan 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