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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Centerville Municipal Airport (KTVK)

Lat: 40.68°NLon: 92.9°WElev: 1030ft.

Fair

63°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 29 Aug 3:35 am CDT
Extended Forecast for

Rathbun IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 64. South wind around 6 mph.

    Low: 64 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 88. Breezy, with a south wind 11 to 20 mph, with gusts as high as 28 mph.

    High: 88 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. South wind 13 to 15 mph, with gusts as high as 26 mph.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 93. Breezy, with a south southwest wind around 16 mph, with gusts as high as 26 mph.

    High: 93 °F

    Breezy.
    Slight Chance
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 78. South wind around 11 mph, with gusts as high as 23 mph.

    Low: 78 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 64. South wind around 6 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 88. Breezy, with a south wind 11 to 20 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 75. South wind 13 to 15 mph, with gusts as high as 26 mph.
Sunday
A 20 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 93. Breezy, with a south southwest wind around 16 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 78. South wind around 11 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 95.
Monday Night
Partly cloudy, with a low around 77.
Tuesday
Mostly sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Mostly sunny, with a high near 93.
Thursday Night
Partly cloudy, with a low around 75.
Friday
Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rathbun IA
 40.81°N 92.88°W
Last Update:
3:12 am CDT Aug 29, 2026
Forecast Valid:
3am CDT Aug 29, 2026-6pm CDT Sep 4, 2026
 
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Additional Resources

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