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

Extreme Heat and Excessive Rainfall This Week

A significant heat wave continues for the Rockies, Northern Plains, and Great Lakes into the Mid-Atlantic, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. Excessive rainfall my bring life-threatening and locally catastrophic flash and urban flooding across portions of southwestern Texas through early Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Fair

73°F

23°C

Humidity 89%
Wind Speed Calm
Barometer 29.87 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 15 Jul 4:15 am EDT
Extended Forecast for

Madison NJSimilar City Names

Heat Advisory July 15, 10:00am until July 15, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Patchy smoke between 10am and noon. Mostly sunny and hot, with a high near 98. Heat index values as high as 103. West wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 98 °F

    Patchy Smoke
    then Mostly
    Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Areas of smoke. Mostly cloudy, with a low around 72. Northwest wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Areas Smoke

  • Thursday

    Thursday: Widespread smoke, mainly after 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 92. West wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 92 °F

    Smoke

  • Thursday Night

    Thursday Night: Widespread smoke, mainly before 9pm. Partly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm after midnight.

    Low: 69 °F

    Smoke

  • Friday

    Friday: Mostly sunny, with a high near 89. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

  • Sunday

    Sunday: Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny

Detailed Forecast

Today
Patchy smoke between 10am and noon. Mostly sunny and hot, with a high near 98. Heat index values as high as 103. West wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Areas of smoke. Mostly cloudy, with a low around 72. Northwest wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 20%.
Thursday
Widespread smoke, mainly after 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 92. West wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday Night
Widespread smoke, mainly before 9pm. Partly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm after midnight.
Friday
Mostly sunny, with a high near 89. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Sunday
Partly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Madison NJSimilar City Names
 40.76°N 74.41°W (Elev. 262 ft)
Last Update:
4:08 am EDT Jul 15, 2026
Forecast Valid:
4am EDT Jul 15, 2026-6pm EDT Jul 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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