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

92°F

33°C

Humidity 51%
Wind Speed S 8 mph
Barometer 29.85 in (1009.9 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 2 Sep 6:54 pm CDT
Extended Forecast for

Des Moines IA

Heat Advisory September 2, 07:30pm until September 4, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 2, 07:30pm until September 4, 07:00pm

    NOW until 7:00pm Fri

    Heat Advisory

  • Tonight

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 95. Heat index values as high as 103. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 95 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. South wind 6 to 8 mph.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 96. Heat index values as high as 104. South southwest wind 5 to 8 mph.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. South southeast wind 3 to 6 mph.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Slight Chance
    T-storms

  • Saturday Night

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

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 93. Chance of precipitation is 20%.

    High: 93 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 77. South wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 95. Heat index values as high as 103. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 76. South wind 6 to 8 mph.
Friday
Sunny, with a high near 96. Heat index values as high as 104. South southwest wind 5 to 8 mph.
Friday Night
Mostly clear, with a low around 74. South southeast wind 3 to 6 mph.
Saturday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 93.
Saturday Night
Mostly clear, with a low around 72.
Sunday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 93. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 71.
Labor Day
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
A 40 percent chance of showers. Partly cloudy, with a low around 73.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Des Moines IA
 41.58°N 93.63°W
Last Update:
7:02 pm CDT Sep 2, 2026
Forecast Valid:
7pm CDT Sep 2, 2026-6pm CDT Sep 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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