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.

Overcast

34°F

1°C

Humidity 65%
Wind Speed N 6 mph
Barometer 30.39 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 15 Mar 4:35 am EDT
Extended Forecast for

Plainfield NJ

  • Today

    Today: Mostly cloudy, with a high near 49. Light northeast wind becoming southeast 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 49 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers and possibly a thunderstorm, mainly after 2am. Patchy fog after 2am. Temperature falling to near 42 by 8pm, then rising to around 51 during the remainder of the night. East wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 42 °F⇑

    Chance
    Showers then
    Showers and
    Patchy Fog

  • Monday

    Monday: Intermittent showers and thunderstorms. Patchy fog before noon. Otherwise, cloudy, with a high near 66. Breezy, with a south wind 10 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 50%.

    High: 66 °F

    Intermittent
    T-storms and
    Patchy Fog

  • Monday Night

    Monday Night: Periods of rain showers before 5am, then a chance of rain and snow showers. The rain could be heavy at times. Some thunder is also possible. Low around 31. Breezy, with a south wind 16 to 20 mph becoming west after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 31 °F

    Heavy Rain
    and Breezy
    then
    Rain/Snow

  • Tuesday

    Tuesday: A 30 percent chance of snow showers before 8am. Mostly sunny, with a high near 41. West wind 14 to 16 mph, with gusts as high as 30 mph.

    High: 41 °F

    Chance Snow
    Showers then
    Mostly Sunny

  • Tuesday Night

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

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 40.

    High: 40 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 49. Light northeast wind becoming southeast 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Tonight
Showers and possibly a thunderstorm, mainly after 2am. Patchy fog after 2am. Temperature falling to near 42 by 8pm, then rising to around 51 during the remainder of the night. East wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Intermittent showers and thunderstorms. Patchy fog before noon. Otherwise, cloudy, with a high near 66. Breezy, with a south wind 10 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 50%.
Monday Night
Periods of rain showers before 5am, then a chance of rain and snow showers. The rain could be heavy at times. Some thunder is also possible. Low around 31. Breezy, with a south wind 16 to 20 mph becoming west after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday
A 30 percent chance of snow showers before 8am. Mostly sunny, with a high near 41. West wind 14 to 16 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Increasing clouds, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 55.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 37.
Saturday
A 40 percent chance of rain. Partly sunny, with a high near 53.
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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:
3:46 am EDT Mar 15, 2026
Forecast Valid:
4am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation