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.

Mostly Cloudy

83°F

28°C

Humidity 59%
Wind Speed SW 12 mph
Barometer 29.90 in (1011.7 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 31 Aug 9:54 am CDT
Extended Forecast for

Des Moines IA

Heat Advisory August 31, 01:00pm until September 2, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Isolated showers and thunderstorms between noon and 4pm. Mostly sunny, with a high near 94. Heat index values as high as 102. Southwest wind 5 to 9 mph. Chance of precipitation is 20%.

    High: 94 °F

    Partly Sunny
    then Isolated
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 75. Light and variable wind.

    Low: 75 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. Heat index values as high as 101. Light and variable wind becoming south around 5 mph.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 77. South wind 3 to 7 mph.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 95. South southwest wind 6 to 8 mph becoming west in the afternoon.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75.

    Low: 75 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 95.

    High: 95 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

Detailed Forecast

Today
Isolated showers and thunderstorms between noon and 4pm. Mostly sunny, with a high near 94. Heat index values as high as 102. Southwest wind 5 to 9 mph. Chance of precipitation is 20%.
Tonight
A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 75. Light and variable wind.
Tuesday
Mostly sunny, with a high near 94. Heat index values as high as 101. Light and variable wind becoming south around 5 mph.
Tuesday Night
Partly cloudy, with a low around 77. South wind 3 to 7 mph.
Wednesday
Sunny, with a high near 95. South southwest wind 6 to 8 mph becoming west in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75.
Thursday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 95.
Thursday Night
Mostly clear, with a low around 75.
Friday
Mostly sunny, with a high near 93.
Friday Night
Partly cloudy, with a low around 74.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
Partly cloudy, with a low around 73.
Sunday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Des Moines IA
 41.58°N 93.63°W
Last Update:
6:56 am CDT Aug 31, 2026
Forecast Valid:
10am CDT Aug 31, 2026-6pm CDT Sep 6, 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