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 >

Hazardous Weather Conditions

Current conditions at

Centerville Municipal Airport (KTVK)

Lat: 40.68°NLon: 92.9°WElev: 1030ft.

Fair

77°F

25°C

Humidity 100%
Wind Speed Calm
Barometer 29.83 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 12 Aug 1:35 am CDT
Extended Forecast for

3 Miles WNW Centerville IA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 76. South wind around 6 mph.

    Low: 76 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 11am.  Partly sunny, with a high near 91. Heat index values as high as 102. South wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after 4am.  Mostly cloudy, with a low around 71. East wind 3 to 5 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before noon, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 86. South wind 5 to 7 mph becoming east northeast in the afternoon.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 68. East northeast wind 7 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms before 1pm.  Mostly cloudy, with a high near 87. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am.  Partly cloudy, with a low around 71.

    Low: 71 °F

    Mostly Clear
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 76. South wind around 6 mph.
Wednesday
Showers and thunderstorms likely, mainly before 11am. Partly sunny, with a high near 91. Heat index values as high as 102. South wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 71. East wind 3 to 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms before noon, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86. South wind 5 to 7 mph becoming east northeast in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. East northeast wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 87. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 72.
Saturday
Mostly sunny, with a high near 91.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 71.
Sunday
Partly sunny, with a high near 85.
Sunday Night
Mostly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Centerville IA
 40.75°N 92.92°W
1:16 am CDT Aug 12, 2026
1am CDT Aug 12, 2026-6pm CDT Aug 18, 2026
 
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