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.

Fog/Mist

36°F

2°C

Humidity 100%
Wind Speed Calm
Barometer 30.35 in
Dewpoint 36°F (2°C)
Visibility 0.75 mi
Last update 7 Mar 2:35 am EST
Extended Forecast for

Plainfield NJ

  • Overnight

    Overnight: Areas of drizzle and fog. Cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Areas Drizzle
    and Areas Fog

  • Saturday

    Saturday: Areas of drizzle before 7am. Areas of fog before 1pm. Otherwise, cloudy, with a high near 50. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 50 °F

    Areas Drizzle
    and Areas Fog
    then Patchy
    Fog

  • Saturday Night

    Saturday Night: Showers likely, mainly between 1am and 4am. Mostly cloudy, with a temperature rising to around 57 by 3am. Southwest wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F⇑

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before 1pm. Mostly cloudy, with a high near 67. West wind 7 to 11 mph.

    High: 67 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. West wind around 5 mph becoming calm in the evening.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Overnight
Areas of drizzle and fog. Cloudy, with a low around 37. Calm wind.
Saturday
Areas of drizzle before 7am. Areas of fog before 1pm. Otherwise, cloudy, with a high near 50. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Showers likely, mainly between 1am and 4am. Mostly cloudy, with a temperature rising to around 57 by 3am. Southwest wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 30 percent chance of rain, mainly before 1pm. Mostly cloudy, with a high near 67. West wind 7 to 11 mph.
Sunday Night
Mostly clear, with a low around 39. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 67.
Monday Night
Clear, with a low around 46.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 73.
Wednesday Night
Rain likely. Cloudy, with a low around 51. Chance of precipitation is 60%.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 61.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 47.
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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:
2:47 am EST Mar 7, 2026
Forecast Valid:
3am EST Mar 7, 2026-6pm EDT Mar 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