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Hazardous Weather Conditions

Current conditions at

Des Moines International Airport (KDSM)

Lat: 41.53°NLon: 93.65°WElev: 942ft.

Fog

70°F

21°C

Humidity 97%
Wind Speed Calm
Barometer 29.97 in (1014.1 mb)
Dewpoint 69°F (21°C)
Visibility 0.50 mi
Last update 25 Jul 3:54 am CDT
Extended Forecast for

Winterset IA

Extreme Heat Watch July 26, 09:00pm until July 27, 10:00pm
Heat Advisory July 25, 12:00pm until July 26, 12:00pm
Extreme Heat Warning July 26, 12:00pm until July 26, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory
Extreme Heat Warning

  • Today

    Today: Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 91. Heat index values as high as 102. South wind 3 to 5 mph.

    High: 91 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 73. South southwest wind around 6 mph.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 95. Heat index values as high as 108. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 95 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 76. South southwest wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: 76 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: Sunny, with a high near 95. South southwest wind 8 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 91. Heat index values as high as 102. South wind 3 to 5 mph.
Tonight
Partly cloudy, with a low around 73. South southwest wind around 6 mph.
Sunday
Partly sunny, with a high near 95. Heat index values as high as 108. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 76. South southwest wind 11 to 14 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 95. South southwest wind 8 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Mostly clear, with a low around 72.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 90.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Friday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winterset IA
 41.35°N 94.01°W
Last Update:
4:26 am CDT Jul 25, 2026
Forecast Valid:
4am CDT Jul 25, 2026-6pm CDT Jul 31, 2026
 
Forecast Discussion
 
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Additional Resources

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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