National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Overcast

77°F

25°C

Humidity 100%
Wind Speed SW 13 G 21 mph
Barometer 29.76 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 3 Aug 11:45 am EDT
Extended Forecast for

Plainfield NJ

Flood Watch August 3, 12:40pm until August 3, 08:00pm
Flood Advisory until August 3, 01:45pm
Click here for hazard details and duration
Flood Watch
...
  •  
    Flood Watch August 3, 12:40pm until August 3, 08:00pm
    Flood Advisory until August 3, 01:45pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 83 °F

    Showers
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 65. Light north wind.

    Low: 65 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. Light and variable wind.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 83. Southwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 65. Light north wind.
Tuesday
Mostly sunny, with a high near 84. Light and variable wind.
Tuesday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 66. Calm wind.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88.
Thursday Night
A 50 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73.
Friday
A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 89.
Friday Night
A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 72.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Plainfield NJ
 40.63°N 74.41°W (Elev. 135 ft)
Last Update:
2:12 am EDT Aug 3, 2026
Forecast Valid:
12pm EDT Aug 3, 2026-6pm EDT Aug 9, 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