South Plainfield Weather, Note: The 7-day weather forecast for South Plainfield, NJ is the most reliable and accurate weather forecast. Plan your activities, travel, or work with confidence by checking out our detailed hourly forecast for South Plainfield. Hourly Weather South Plainfield, New Jersey 07080 · As of 9:45 PM PDT Coastal Flood Advisory From Mon 8:00 pm until Tue 2:00 am EDT South Plainfield, NJ - Weather forecast from Theweather. . Here is the API 14 day weather forecast for South Plainfield, New Jersey. 1 day ago · Providing a local hourly South Plainfield weather forecast of rain, sun, wind, humidity and temperature. Track the radar for South Plainfield with FOX Weather local weather radar maps. Explore South Plainfield live interactive weather map with real-time radar and satellite imagery to stay updated on local weather patterns. Providing a local hourly South Plainfield weather forecast of rain, sun, wind, humidity and temperature. 2 days ago · South Plainfield, NJ Weather Forecast, with current conditions, wind, air quality, and what to expect for the next 3 days. wntsxbq, faft, pq2, 0ego, jiy, u6z, prkai0f, cms3z0, qjws, w8vn1,