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Areas of Severe Thunderstorms and Heat

Scattered severe thunderstorms and excessive rainfall are possible today in the Mid Atlantic, posing a risk for damaging winds and isolated flash flooding. Extreme Heat Warnings are in effect today for northeast Texas into southern Oklahoma and Arkansas. Extreme Heat Warnings are also in effect for the Desert Southwest today into Sunday. Read More >

Current conditions at

Shenandoah Municipal (KSDA)

Lat: 40.75°NLon: 95.42°WElev: 971ft.

Fair

81°F

27°C

Humidity 70%
Wind Speed SE 5 mph
Barometer 30.07 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 20 Aug 12:10 pm CDT
Extended Forecast for

Riverton IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 83. Calm wind becoming south southeast around 6 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 67. South wind 3 to 5 mph.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: A 10 percent chance of showers after 5pm. Sunny, with a high near 87. Calm wind becoming west southwest around 5 mph.

    High: 87 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 84. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 80. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 64. East southeast wind 5 to 7 mph.

    Low: 64 °F

    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 83. Southeast wind 8 to 10 mph, with gusts as high as 17 mph.

    High: 83 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 83. Calm wind becoming south southeast around 6 mph.
Tonight
Mostly clear, with a low around 67. South wind 3 to 5 mph.
Friday
A 10 percent chance of showers after 5pm. Sunny, with a high near 87. Calm wind becoming west southwest around 5 mph.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 84. Calm wind becoming northeast around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 80. Calm wind becoming east southeast around 5 mph in the afternoon.
Sunday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 64. East southeast wind 5 to 7 mph.
Monday
A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 83. Southeast wind 8 to 10 mph, with gusts as high as 17 mph.
Monday Night
Partly cloudy, with a low around 65. East southeast wind 3 to 7 mph.
Tuesday
Mostly sunny, with a high near 86. Calm wind becoming west southwest around 5 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Light and variable wind.
Wednesday
Partly sunny, with a high near 85. Calm wind becoming north northwest around 5 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverton IA
 40.69°N 95.58°W (Elev. 922 ft)
Last Update:
11:40 am CDT Aug 20, 2026
Forecast Valid:
12pm CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation