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

32°F

0°C

Humidity 87%
Wind Speed Calm
Barometer 29.80 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 14 Mar 12:15 am EDT
Extended Forecast for

Plainfield NJ

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 42. Southwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 51. Breezy, with a west wind 16 to 21 mph, with gusts as high as 40 mph.

    High: 51 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 34. West wind 5 to 8 mph becoming calm after midnight.

    Low: 34 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 50. Light east wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 50 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 42. Southeast wind 8 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Slight Chance
    Rain then
    Rain

  • Monday

    Monday: Rain, with thunderstorms also possible after 2pm. High near 65. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 65 °F

    Rain

  • Monday Night

    Monday Night: Rain, mainly before 2am. Low around 34. Chance of precipitation is 90%.

    Low: 34 °F

    Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain before 8am. Partly sunny, with a high near 43.

    High: 43 °F

    Chance Rain
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 42. Southwest wind around 11 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 51. Breezy, with a west wind 16 to 21 mph, with gusts as high as 40 mph.
Saturday Night
Increasing clouds, with a low around 34. West wind 5 to 8 mph becoming calm after midnight.
Sunday
Mostly cloudy, with a high near 50. Light east wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Sunday Night
Rain, mainly after 2am. Low around 42. Southeast wind 8 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain, with thunderstorms also possible after 2pm. High near 65. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain, mainly before 2am. Low around 34. Chance of precipitation is 90%.
Tuesday
A 30 percent chance of rain before 8am. Partly sunny, with a high near 43.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Partly sunny, with a high near 48.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 50.
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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:
9:14 pm EDT Mar 13, 2026
Forecast Valid:
12am EDT Mar 14, 2026-6pm EDT Mar 20, 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