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.

Drizzle

48°F

9°C

Humidity 100%
Wind Speed Calm
Barometer 29.85 in
Dewpoint 48°F (9°C)
Visibility 3.00 mi
Last update 16 Mar 5:15 am EDT
Extended Forecast for

Plainfield NJ

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Areas of fog. Steady temperature around 51. Southeast wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers and
    Areas Fog

  • Monday

    Monday: Showers and possibly a thunderstorm. Areas of fog. High near 66. Breezy, with a south wind 10 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Showers and
    Areas Fog

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Areas of fog before 11pm. Low around 34. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Showers and
    Areas Fog

  • Tuesday

    Tuesday: Sunny, with a high near 42. West wind 13 to 15 mph, with gusts as high as 28 mph.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. West wind 5 to 9 mph.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 41.

    High: 41 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Thursday Night

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

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Areas of fog. Steady temperature around 51. Southeast wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and possibly a thunderstorm. Areas of fog. High near 66. Breezy, with a south wind 10 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Areas of fog before 11pm. Low around 34. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Sunny, with a high near 42. West wind 13 to 15 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 25. West wind 5 to 9 mph.
Wednesday
Increasing clouds, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 57.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 37.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 55.
Saturday Night
A 30 percent chance of rain. Partly cloudy, with a low around 36.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Plainfield NJ
 40.61°N 74.42°W (Elev. 95 ft)
Last Update:
2:29 am EDT Mar 16, 2026
Forecast Valid:
5am EDT Mar 16, 2026-6pm EDT Mar 22, 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