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

Hazardous Weather Conditions

Current conditions at

Henderson City (KEHR)

Lat: 37.82°NLon: 87.68°WElev: 384ft.

A Few Clouds

80°F

27°C

Humidity 82%
Wind Speed Calm
Barometer 30.02 in (1016.1 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 4 Sep 7:56 am CDT
Extended Forecast for

6 Miles ENE Mount Vernon IN

Extreme Heat Warning September 4, 08:13am until September 5, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning September 4, 08:13am until September 5, 08:00pm

    NOW until 8:00pm Sat

    Extreme Heat Warning

  • Today

    High: 99 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Heat index values as high as 107. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72. Light north northeast wind.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 92. North northeast wind 5 to 9 mph.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. Northeast wind 5 to 9 mph.

    Low: 65 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 91. East northeast wind 3 to 6 mph.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 67. East northeast wind around 5 mph becoming calm after midnight.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Today
Sunny and hot, with a high near 99. Heat index values as high as 107. Light and variable wind.
Tonight
Mostly clear, with a low around 76. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Heat index values as high as 107. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 72. Light north northeast wind.
Sunday
Sunny, with a high near 92. North northeast wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 65. Northeast wind 5 to 9 mph.
Labor Day
Sunny, with a high near 91. East northeast wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 67. East northeast wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 94. Calm wind becoming south southwest around 6 mph in the morning.
Tuesday Night
Mostly clear, with a low around 73. South wind 3 to 7 mph.
Wednesday
Sunny and hot, with a high near 98. South southwest wind 7 to 11 mph.
Wednesday Night
Mostly clear, with a low around 76. South southwest wind 7 to 9 mph.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 96. West southwest wind 8 to 11 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Mount Vernon IN
 37.98°N 87.8°W
Last Update:
1:26 am CDT Sep 4, 2026
Forecast Valid:
8am CDT Sep 4, 2026-6pm CDT Sep 10, 2026
 
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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