Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Newark, Newark International Airport (KEWR)

Lat: 40.68°NLon: 74.17°WElev: 16ft.

Fog/Mist

48°F

9°C

Humidity 96%
Wind Speed S 3 mph
Barometer 29.74 in (1007.2 mb)
Dewpoint 47°F (8°C)
Visibility 5.00 mi
Last update 21 Mar 2:51 am EDT
Extended Forecast for

South Plainfield NJ

  • Overnight

    Overnight: Mostly cloudy, with a low around 46. West wind around 5 mph.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58. Northwest wind around 10 mph.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 41. Calm wind.

    Low: 41 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A slight chance of showers after 2pm.  Mostly cloudy, with a high near 68. Southwest wind 5 to 10 mph.  Chance of precipitation is 20%.

    High: 68 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 11pm, then showers likely after 11pm.  Mostly cloudy, with a low around 44. Southwest wind around 5 mph becoming north after midnight.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers before 2pm.  Partly sunny, with a high near 48. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 46. West wind around 5 mph.
Saturday
Mostly sunny, with a high near 58. Northwest wind around 10 mph.
Saturday Night
Increasing clouds, with a low around 41. Calm wind.
Sunday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 68. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 11pm, then showers likely after 11pm. Mostly cloudy, with a low around 44. Southwest wind around 5 mph becoming north after midnight. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of showers before 2pm. Partly sunny, with a high near 48. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 51.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 39. Chance of precipitation is 50%.
Friday
A chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
South Plainfield NJ
 40.58°N 74.39°W (Elev. 98 ft)
4:09 pm EDT Mar 20, 2026
3am EDT Mar 21, 2026-6pm EDT Mar 27, 2026
 
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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