FPUS63 KDMX 020905 SFPIA IAZ001>099-022100- State Forecast for Iowa National Weather Service Des Moines IA 405 AM CDT Sat May 2 2026 .TODAY...Sunny. Highs 59 to 65. .TONIGHT...Clear early in the evening then becoming partly cloudy. Slight chance of showers. Lows in the mid 40s. .SUNDAY...Partly cloudy until late afternoon then clearing. Highs around 70. .MONDAY...Mostly clear. Slight chance of thunderstorms. Lows in the mid 40s. Highs in the upper 70s. .TUESDAY...Partly cloudy. Chance of showers. Lows 40 to 48. Highs in the upper 50s. .WEDNESDAY...Partly cloudy. Slight chance of showers. Lows 35 to 41. Highs in the mid 50s. $$ 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.