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

52°F

11°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 52°F (11°C)
Visibility 0.25 mi
Last update 18 Apr 6:45 am EDT
Extended Forecast for

Plainfield NJ

  • Today

    Today: Mostly sunny, with a high near 66. Light east wind becoming southeast 5 to 10 mph in the morning.

    High: 66 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 50. Southeast wind around 6 mph becoming calm after midnight.

    Low: 50 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers, mainly between 8am and 2pm. Patchy fog before 8am. Steady temperature around 53. Light northwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 39. West wind around 6 mph becoming calm in the evening.

    Low: 39 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 52. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 66. Light east wind becoming southeast 5 to 10 mph in the morning.
Tonight
A 30 percent chance of showers, mainly after 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 50. Southeast wind around 6 mph becoming calm after midnight.
Sunday
Showers, mainly between 8am and 2pm. Patchy fog before 8am. Steady temperature around 53. Light northwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 39. West wind around 6 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 52. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Sunny, with a high near 56.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 72.
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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:
5:23 am EDT Apr 18, 2026
Forecast Valid:
7am EDT Apr 18, 2026-6pm EDT Apr 24, 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