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

Hazardous Weather Conditions

Current conditions at

Chariton (KCNC)

Lat: 41.03°NLon: 93.37°WElev: 1050ft.

Fair

86°F

30°C

Humidity 66%
Wind Speed S 8 mph
Barometer 29.87 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 2 Sep 7:15 pm CDT
Extended Forecast for

Corydon IA

Heat Advisory September 2, 07:30pm until September 4, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 2, 07:30pm until September 4, 07:00pm

    NOW until 7:00pm Fri

    Heat Advisory

  • Tonight

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. South southwest wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74. South wind 6 to 9 mph.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95. Heat index values as high as 101. South southwest wind 6 to 10 mph.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 73. South wind 3 to 6 mph.

    Low: 73 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 93. Chance of precipitation is 20%.

    High: 93 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.

    High: 92 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 75. South wind around 9 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 93. South southwest wind 8 to 14 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 74. South wind 6 to 9 mph.
Friday
Sunny, with a high near 95. Heat index values as high as 101. South southwest wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around 73. South wind 3 to 6 mph.
Saturday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 93. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Sunday Night
Partly cloudy, with a low around 70.
Labor Day
Mostly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Corydon IA
 40.75°N 93.32°W
Last Update:
7:02 pm CDT Sep 2, 2026
Forecast Valid:
7pm CDT Sep 2, 2026-6pm CDT Sep 9, 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