Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Fog/Mist

73°F

23°C

Humidity 96%
Wind Speed Calm
Barometer 29.83 in (1009.8 mb)
Dewpoint 72°F (22°C)
Visibility 4.00 mi
Last update 18 Aug 1:53 am EDT
Extended Forecast for

North Plainfield NJ

  • Overnight

    Overnight: Isolated showers and thunderstorms.  Patchy fog.  Otherwise, mostly cloudy, with a low around 70. Calm wind.  Chance of precipitation is 20%.

    Low: 70 °F

    Isolated
    T-storms and
    Patchy Fog

  • Tuesday

    Tuesday: Isolated showers and thunderstorms.  Patchy fog before 9am.  Otherwise, partly sunny, with a high near 87. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 87 °F

    Isolated
    T-storms and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 84. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 8pm.  Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Friday

    Friday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 65. Chance of precipitation is 30%.

    Low: 65 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Isolated showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 20%.
Tuesday
Isolated showers and thunderstorms. Patchy fog before 9am. Otherwise, partly sunny, with a high near 87. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 66. Calm wind.
Wednesday
Sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 68. Calm wind.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 83.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Sunday
Showers likely. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Sunday Night
Showers likely. Partly cloudy, with a low around 63. Chance of precipitation is 60%.
Monday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
North Plainfield NJ
 40.63°N 74.44°W (Elev. 98 ft)
2:35 am EDT Aug 18, 2026
2am EDT Aug 18, 2026-6pm EDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database