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

Hazardous Weather Conditions

Current conditions at

Des Moines International Airport (KDSM)

Lat: 41.53°NLon: 93.65°WElev: 942ft.

A Few Clouds

83°F

28°C

Humidity 77%
Wind Speed S 7 mph
Barometer 29.79 in (1007.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 27 Jul 2:54 am CDT
Extended Forecast for

6 Miles NNE Winterset IA

Extreme Heat Warning July 27, 03:30am until July 27, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 27, 03:30am until July 27, 10:00pm

    NOW until 10:00pm Mon

    Extreme Heat Warning

  • Overnight

    Low: 79 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms between 1pm and 2pm. Sunny and hot, with a high near 98. Heat index values as high as 113. South southwest wind 5 to 8 mph becoming north in the afternoon. Chance of precipitation is 20%.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Patchy smoke after 8pm. Mostly cloudy, with a low around 72. North northwest wind 5 to 7 mph.

    Low: 72 °F

    Patchy Smoke

  • Tuesday

    Tuesday: Partly sunny, with a high near 89. North wind around 5 mph becoming east in the afternoon.

    High: 89 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68. East wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79. South southwest wind around 7 mph.
Monday
A slight chance of showers and thunderstorms between 1pm and 2pm. Sunny and hot, with a high near 98. Heat index values as high as 113. South southwest wind 5 to 8 mph becoming north in the afternoon. Chance of precipitation is 20%.
Monday Night
Patchy smoke after 8pm. Mostly cloudy, with a low around 72. North northwest wind 5 to 7 mph.
Tuesday
Partly sunny, with a high near 89. North wind around 5 mph becoming east in the afternoon.
Tuesday Night
Partly cloudy, with a low around 68. East wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 69.
Thursday
Partly sunny, with a high near 89.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Friday
A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 66.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Winterset IA
 41.43°N 93.98°W
Last Update:
1:26 am CDT Jul 27, 2026
Forecast Valid:
3am CDT Jul 27, 2026-6pm CDT Aug 2, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation