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.

Fair

70°F

21°C

Humidity 93%
Wind Speed Calm
Barometer 30.03 in (1016.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 Aug 1:56 am CDT
Extended Forecast for

Mount Vernon IN

Heat Advisory August 18, 02:52am until August 19, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 02:52am until August 19, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • Overnight

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 95. East southeast wind around 5 mph becoming calm.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. Light east southeast wind.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Light and variable wind.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. Light north northwest wind.

    Low: 72 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming north 5 to 8 mph in the morning.

    High: 91 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68. North wind 5 to 8 mph.

    Low: 68 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 89. North northeast wind 6 to 8 mph.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 74. Light east wind.
Monday
Sunny, with a high near 95. East southeast wind around 5 mph becoming calm.
Monday Night
Mostly clear, with a low around 73. Light east southeast wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Light and variable wind.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. Light north northwest wind.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming north 5 to 8 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 68. North wind 5 to 8 mph.
Thursday
Mostly sunny, with a high near 89. North northeast wind 6 to 8 mph.
Thursday Night
Mostly clear, with a low around 66. North northeast wind 5 to 7 mph becoming calm in the evening.
Friday
Sunny, with a high near 91. Calm wind becoming north around 6 mph in the afternoon.
Friday Night
Clear, with a low around 66. North wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 91. Calm wind becoming north northwest around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 64. North northwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 86. North northwest wind 3 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon IN
 37.94°N 87.89°W
Last Update:
2:30 am CDT Aug 18, 2025
Forecast Valid:
2am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
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