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

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Fair

66°F

19°C

Humidity 64%
Wind Speed SW 8 mph
Barometer 29.90 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 1 Apr 4:55 am EDT
Extended Forecast for

Plainfield NJ

  • Overnight

    Overnight: Showers likely. Mostly cloudy, with a low around 68. Southwest wind around 9 mph. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 78. Southwest wind 8 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly before 5am. Patchy fog after 2am. Low around 45. Northeast wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: A 30 percent chance of rain, mainly before 2pm. Patchy fog before 2pm. Otherwise, cloudy, with a high near 48. East wind around 10 mph.

    High: 48 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: A chance of drizzle or light rain. Areas of fog after 8pm. Otherwise, cloudy, with a low around 42. East wind 5 to 8 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Chance Light
    Rain and
    Areas Fog

  • Friday

    Friday: Areas of fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 72.

    High: 72 °F

    Areas Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Overnight
Showers likely. Mostly cloudy, with a low around 68. Southwest wind around 9 mph. Chance of precipitation is 60%.
Wednesday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 78. Southwest wind 8 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers, mainly before 5am. Patchy fog after 2am. Low around 45. Northeast wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A 30 percent chance of rain, mainly before 2pm. Patchy fog before 2pm. Otherwise, cloudy, with a high near 48. East wind around 10 mph.
Thursday Night
A chance of drizzle or light rain. Areas of fog after 8pm. Otherwise, cloudy, with a low around 42. East wind 5 to 8 mph. Chance of precipitation is 30%.
Friday
Areas of fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 72.
Friday Night
Mostly cloudy, with a low around 58.
Saturday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 78.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 55.
Sunday
Showers likely. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 56.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Plainfield NJ
 40.61°N 74.42°W (Elev. 95 ft)
Last Update:
2:38 am EDT Apr 1, 2026
Forecast Valid:
5am EDT Apr 1, 2026-6pm EDT Apr 7, 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