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

Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Fair

66°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 29.85 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 12 Aug 6:35 am EDT
Extended Forecast for

Florham Park NJ

  • Today

    Today: Sunny, with a high near 87. Calm wind becoming north around 5 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 20%.

    Low: 67 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Increasing clouds, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.

    High: 87 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 40%.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 87. Calm wind becoming north around 5 mph.
Tonight
A slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 20%.
Thursday
Increasing clouds, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 68. Calm wind.
Friday
Mostly sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
A chance of showers after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 40%.
Sunday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Monday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Florham Park NJ
 40.78°N 74.38°W (Elev. 200 ft)
Last Update:
4:09 am EDT Aug 12, 2026
Forecast Valid:
7am EDT Aug 12, 2026-6pm EDT Aug 18, 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