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

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Mostly Cloudy

75°F

24°C

Humidity 65%
Wind Speed SE 7 mph
Barometer 29.79 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 Jun 7:45 pm EDT
Extended Forecast for

Madison NJ

  • Tonight

    Tonight: A slight chance of showers before 9pm. Increasing clouds, with a low around 64. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 2pm. Cloudy, then gradual clearing during the afternoon, with a high near 89. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Showers
    Likely then
    Chance
    T-storms and
    Breezy

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 64. West wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 64 °F

    Increasing
    Clouds

  • Juneteenth

    Juneteenth: Mostly cloudy, then gradually becoming sunny, with a high near 83. West wind around 10 mph, with gusts as high as 25 mph.

    High: 83 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Clear, with a low around 59. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A slight chance of showers before 9pm. Increasing clouds, with a low around 64. South wind around 5 mph. Chance of precipitation is 20%.
Thursday
Showers likely, with thunderstorms also possible after 2pm. Cloudy, then gradual clearing during the afternoon, with a high near 89. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Increasing clouds, with a low around 64. West wind 10 to 15 mph, with gusts as high as 30 mph.
Juneteenth
Mostly cloudy, then gradually becoming sunny, with a high near 83. West wind around 10 mph, with gusts as high as 25 mph.
Friday Night
Clear, with a low around 59. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 83.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Monday
Showers, mainly after 8am. High near 78. Chance of precipitation is 80%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Madison NJ
 40.76°N 74.44°W (Elev. 299 ft)
Last Update:
4:08 pm EDT Jun 17, 2026
Forecast Valid:
8pm EDT Jun 17, 2026-6pm EDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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