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

Life-Threatening Flash Flooding in South Central Texas; Heat Continues from the Northern Plains to the Mid-Atlantic

Life-threatening and locally catastrophic flash and urban flooding is expected across portions of south-central Texas through early Friday, with significant river flooding and rapid rises on small streams, arroyos, and typically dry washes expected. A significant heat wave continues for the Rockies, Northern Plains, and Great Lakes into the Mid-Atlantic, peaking in intensity through midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Partly Cloudy

93°F

34°C

Humidity 56%
Wind Speed W 10 G 22 mph
Barometer 29.82 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 15 Jul 3:45 pm EDT
Extended Forecast for

Madison NJ

Heat Advisory July 15, 04:31pm until July 15, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 15, 04:31pm until July 15, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 98 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Widespread smoke, mainly between 7pm and 11pm. Increasing clouds, with a low around 71. Northwest wind around 5 mph.

    Low: 71 °F

    Smoke

  • Thursday

    Thursday: Patchy smoke. Mostly sunny, with a high near 91. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 91 °F

    Patchy Smoke

  • Thursday Night

    Thursday Night: Widespread smoke, mainly before 3am. Partly cloudy, with a low around 67. Northwest wind around 5 mph.

    Low: 67 °F

    Smoke

  • Friday

    Friday: Areas of smoke. Mostly sunny, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 88 °F

    Areas Smoke

  • Friday Night

    Friday Night: A slight chance of showers after 2am. Areas of smoke before 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 20%.

    Low: 67 °F

    Areas Smoke
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm, mainly after 2pm. High near 85. Chance of precipitation is 80%.

    High: 85 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 68. Chance of precipitation is 80%.

    Low: 68 °F

    Showers

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98. Heat index values as high as 103. West wind around 15 mph. Chance of precipitation is 20%.
Tonight
Widespread smoke, mainly between 7pm and 11pm. Increasing clouds, with a low around 71. Northwest wind around 5 mph.
Thursday
Patchy smoke. Mostly sunny, with a high near 91. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Widespread smoke, mainly before 3am. Partly cloudy, with a low around 67. Northwest wind around 5 mph.
Friday
Areas of smoke. Mostly sunny, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
A slight chance of showers after 2am. Areas of smoke before 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 20%.
Saturday
Showers and possibly a thunderstorm, mainly after 2pm. High near 85. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 68. Chance of precipitation is 80%.
Sunday
A chance of showers before 8am. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Mostly sunny, with a high near 85.
Monday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Tuesday
Showers likely. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Wednesday
A chance of showers. Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Madison NJ
 40.76°N 74.44°W (Elev. 299 ft)
Last Update:
4:09 pm EDT Jul 15, 2026
Forecast Valid:
4pm EDT Jul 15, 2026-6pm EDT Jul 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