Des Moines, IA Weather
88°F
Mostly Cloudy
Data: NOAA/National Weather Service. Forecast updated Aug 30, 2026, 11:11 PM UTC. Discussion issued Aug 30, 2026, 5:11 PM UTC.
Air Quality Index: 63 (Moderate)
SPC Convective Outlook: Thunderstorm Risk
Local discussion
- Expect increasing heat and humidity today and throughout the week, especially in southern Iowa where it may feel like 100 degrees.
- Most of the week will be dry, but there could be isolated thunderstorms, mainly overnight and in the morning.
- Confidence in the timing and location of any storms is low, so stay alert for changing conditions.
Hazards
- Heat: Heat index values may reach around 100 degrees, posing risks for vulnerable individuals. (throughout the week; southern Iowa)