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

Hazardous Weather Conditions

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Fog/Mist

36°F

2°C

Humidity 93%
Wind Speed N 5 mph
Barometer 29.65 in (1004.1 mb)
Dewpoint 34°F (1°C)
Visibility 2.00 mi
Wind Chill32°F (0°C)
Last update 7 Jan 1:53 am EST
Extended Forecast for

South Plainfield NJ

Dense Fog Advisory until January 7, 08:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until January 7, 08:00am

    NOW until 8:00am Wed

    Dense Fog Advisory

  • Overnight

    Low: 35 °F

    Chance Rain
    and Fog

  • Wednesday

    Wednesday: Widespread fog, mainly before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 49. West wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 49 °F

    Fog then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. West wind 5 to 10 mph.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 48. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely. Cloudy, with a high near 54. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers. Cloudy, with a low around 45. Chance of precipitation is 50%.

    Low: 45 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers. High near 53. Chance of precipitation is 90%.

    High: 53 °F

    Showers

Detailed Forecast

Overnight
A chance of rain. Widespread fog. Otherwise, cloudy, with a low around 35. North wind around 5 mph becoming calm. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Widespread fog, mainly before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 49. West wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 32. West wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 48. Northwest wind around 5 mph becoming calm in the afternoon.
Thursday Night
Mostly cloudy, with a low around 33. Calm wind.
Friday
Showers likely. Cloudy, with a high near 54. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of showers. Cloudy, with a low around 45. Chance of precipitation is 50%.
Saturday
Showers. High near 53. Chance of precipitation is 90%.
Saturday Night
Showers likely, mainly before 1am. Cloudy, with a low around 38. Chance of precipitation is 70%.
Sunday
A chance of showers before 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Plainfield NJ
 40.58°N 74.42°W (Elev. 89 ft)
Last Update:
12:23 am EST Jan 7, 2026
Forecast Valid:
2am EST Jan 7, 2026-6pm EST Jan 13, 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