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.

A Few Clouds

84°F

29°C

Humidity 45%
Wind Speed S 17 mph
Barometer 29.75 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 16 May 4:35 pm CDT
Extended Forecast for

Corydon IA

Tornado Watch until May 16, 11:00pm
Click here for hazard details and duration
Tornado Watch
  •  
    Tornado Watch until May 16, 11:00pm

    NOW until 11:00pm Sat

    Tornado Watch

  • This Afternoon

    High: 82 °F

    Heavy Rain

  • Tonight

    Tonight: Showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 2am, then a chance of showers and thunderstorms after 2am. Some of the storms could produce heavy rainfall. Low around 62. Southeast wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 62 °F

    Heavy Rain
    then Showers
    Likely

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, with a high near 86. Windy, with a south wind 15 to 20 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 86 °F

    Windy. Slight
    Chance
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms between midnight and 1am, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 66. Windy, with a south wind 20 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Windy. Partly
    Cloudy then
    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. High near 85. Windy, with a south wind 18 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Showers and
    Windy

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 61. Windy. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 61 °F

    Showers and
    Windy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Partly sunny, with a high near 71. Breezy. Chance of precipitation is 20%.

    High: 71 °F

    Breezy.
    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Some of the storms could produce heavy rainfall. Partly sunny, with a steady temperature around 82. South southeast wind around 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 2am, then a chance of showers and thunderstorms after 2am. Some of the storms could produce heavy rainfall. Low around 62. Southeast wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Sunday
A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, with a high near 86. Windy, with a south wind 15 to 20 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 37 mph.
Sunday Night
A slight chance of showers and thunderstorms between midnight and 1am, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 66. Windy, with a south wind 20 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. High near 85. Windy, with a south wind 18 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Low around 61. Windy. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Tuesday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Partly sunny, with a high near 71. Breezy. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
Partly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Corydon IA
 40.75°N 93.32°W
Last Update:
4:46 pm CDT May 16, 2026
Forecast Valid:
4pm CDT May 16, 2026-6pm CDT May 22, 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