Heat Persists in the South Central U.S. and California; Heavy Rain in the Ohio Valley

Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley, as well as in the Southwest and California this week with limited nighttime relief. Heavy rainfall will lead to localized areas of flash flooding in parts of the Ohio Valley/Central Appalachians. Dry and breezy conditions will enhance fire weather concerns across the northern Rockies and High Plains. Read More >

Current conditions at

Des Moines International Airport (KDSM)

Lat: 41.53°NLon: 93.65°WElev: 942ft.

A Few Clouds

70°F

21°C

Humidity 90%
Wind Speed W 3 mph
Barometer 30.05 in (1017.1 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 9 Sep 11:54 pm CDT
Extended Forecast for

Winterset IA

  • Overnight

    Overnight: Partly cloudy, with a low around 61. Light north northwest wind.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy through mid morning, then gradual clearing, with a high near 81. Light and variable wind becoming east northeast around 5 mph.

    High: 81 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 61. Calm wind becoming south around 6 mph in the evening.

    Low: 61 °F

    Clear

  • Friday

    Friday: Mostly sunny, with a high near 83. South wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 66. South wind 9 to 11 mph, with gusts as high as 18 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Mostly Clear
    then Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 80. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 80.

    High: 80 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 61. Light north northwest wind.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 81. Light and variable wind becoming east northeast around 5 mph.
Thursday Night
Clear, with a low around 61. Calm wind becoming south around 6 mph in the evening.
Friday
Mostly sunny, with a high near 83. South wind 6 to 13 mph, with gusts as high as 20 mph.
Friday Night
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. South wind 9 to 11 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 61.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. Breezy.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 73.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 59.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Winterset IA
 41.35°N 94.01°W
10:47 pm CDT Sep 9, 2026
12am CDT Sep 10, 2026-6pm CDT Sep 16, 2026
 
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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