FPUS63 KDMX 130906 SFPIA IAZ001>099-132100- State Forecast for Iowa National Weather Service Des Moines IA 406 AM CDT Mon Apr 13 2026 .TODAY...Partly cloudy. Slight chance of thunderstorms. Highs 76 to 82. .TONIGHT...Partly cloudy. Slight chance of thunderstorms. Lows 53 to 65. .TUESDAY...Partly cloudy. Chance of thunderstorms. Highs 76 to 84. .WEDNESDAY...Partly cloudy. Chance of thunderstorms. Lows 50 to 62. Highs 71 to 77. .THURSDAY...Clear. Slight chance of showers. Lows 48 to 56. Highs 74 to 80. .FRIDAY...Partly cloudy. Showers likely and chance of thunderstorms. Lows 55 to 61. Highs 75 to 83. $$ 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.