


State Forecast
Issued by NWS
Issued by NWS
547 FPUS63 KDMX 200901 SFPIA IAZ001>099-202100- State Forecast for Iowa National Weather Service Des Moines IA 401 AM CDT Wed Aug 20 2025 .TODAY...Partly cloudy early in the morning then clearing. Patchy fog. Slight chance of thunderstorms. Highs 81 to 87. .TONIGHT...Clear. Lows in the lower 60s. .THURSDAY...Mostly clear until late afternoon then clearing. Highs 78 to 84. .FRIDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the lower 60s. Highs 79 to 85. .SATURDAY...Clear. Chance of showers and slight chance of thunderstorms. Lows 57 to 63. Highs 72 to 80. .SUNDAY...Clear. Lows in the lower 50s. Highs 66 to 74. $$ 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.