Briefing for Late June Heat Wave

An early season heat wave will bring dangerously hot and humid conditions across most of the region beginning Sunday through Wednesday. Read More >

Current conditions at

Morristown Municipal (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Partly Cloudy

88°F

31°C

Humidity 49%
Wind Speed SW 9 mph
Barometer 30.08 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 21 Jun 4:45 pm EDT
Extended Forecast for

Florham Park NJ

Extreme Heat Warning June 22, 08:00am until June 25, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  • Tonight

    Tonight: Partly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 96. Heat index values as high as 102. West wind around 10 mph, with gusts as high as 20 mph.

    High: 96 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78. West wind 5 to 10 mph becoming light  in the evening.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 101. Heat index values as high as 107. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 79. West wind around 5 mph becoming calm.

    Low: 79 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 78.

    Low: 78 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 96. Chance of precipitation is 30%.

    High: 96 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 72. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 96. Heat index values as high as 102. West wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 78. West wind 5 to 10 mph becoming light in the evening.
Monday
Sunny and hot, with a high near 101. Heat index values as high as 107. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 79. West wind around 5 mph becoming calm.
Tuesday
Sunny and hot, with a high near 101.
Tuesday Night
Partly cloudy, with a low around 78.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 82. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 40%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Florham Park NJ
 40.78°N 74.38°W (Elev. 200 ft)
4:12 pm EDT Jun 21, 2025
5pm EDT Jun 21, 2025-6pm EDT Jun 28, 2025
 
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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