


State Forecast
Issued by NWS
Issued by NWS
819 FPUS63 KDMX 212102 SFPIA IAZ001>099-221000- State Forecast for Iowa National Weather Service Des Moines IA 401 PM CDT Thu Aug 21 2025 .TONIGHT...Clear. Lows in the lower 60s. .FRIDAY...Partly cloudy. Chance of showers and thunderstorms. Highs 79 to 85. .FRIDAY NIGHT...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows 56 to 66. .SATURDAY...Mostly sunny until late afternoon then becoming clear. Highs 72 to 80. .SUNDAY...Clear. Lows in the lower 50s. Highs 68 to 76. .MONDAY...Clear. Lows in the upper 40s. Highs in the upper 60s. .TUESDAY...Clear. Lows in the mid 40s. Highs in the lower 70s. $$ This forecast covers all of Iowa and is updated twice daily. Broad ranges in temperature depict high variability across the state. For location specific forecasts, please visit www.weather.gov. Please provide feedback on this product to nws.desmoines@noaa.gov.