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

Hazardous Weather Conditions

Current conditions at

Centerville Municipal Airport (KTVK)

Lat: 40.68°NLon: 92.9°WElev: 1030ft.

Fog

68°F

20°C

Humidity 100%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 68°F (20°C)
Visibility 0.25 mi
Last update 25 Jul 2:35 am CDT
Extended Forecast for

3 Miles SSE Allerton IA

Extreme Heat Watch July 26, 09:00pm until July 27, 10:00pm
Extreme Heat Warning July 26, 12:00pm until July 26, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
Extreme Heat Warning

  • Overnight

    Overnight: A slight chance of drizzle. Patchy fog. Otherwise, cloudy, with a low around 66. South wind 3 to 6 mph.

    Low: 66 °F

    Slight Chance
    Drizzle and
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 90. Heat index values as high as 101. South wind around 5 mph becoming calm in the morning.

    High: 90 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 72. Light south wind.

    Low: 72 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then becoming sunny during the afternoon, with a high near 95. Heat index values as high as 107. South southwest wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 95 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 75. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of drizzle. Patchy fog. Otherwise, cloudy, with a low around 66. South wind 3 to 6 mph.
Saturday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 90. Heat index values as high as 101. South wind around 5 mph becoming calm in the morning.
Saturday Night
Partly cloudy, with a low around 72. Light south wind.
Sunday
Mostly cloudy, then becoming sunny during the afternoon, with a high near 95. Heat index values as high as 107. South southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 75. South southwest wind around 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
Mostly sunny, with a high near 90.
Thursday Night
Partly cloudy, with a low around 69.
Friday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Allerton IA
 40.66°N 93.35°W
Last Update:
2:47 am CDT Jul 25, 2026
Forecast Valid:
2am CDT Jul 25, 2026-6pm CDT Jul 31, 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