FPUS63 KDMX 132105 SFPIA IAZ001>099-141000- State Forecast for Iowa National Weather Service Des Moines IA 405 PM CDT Sat Jun 13 2026 .TONIGHT...Partly cloudy. Chance of showers and thunderstorms. Lows 51 to 57. .SUNDAY...Sunny. Highs in the lower 70s. .SUNDAY NIGHT...Clear. Lows in the lower 50s. .MONDAY...Sunny until late afternoon then becoming mostly clear. Highs in the upper 70s. .TUESDAY...Mostly clear. Slight chance of showers. Lows in the mid 50s. Highs in the upper 70s. .WEDNESDAY...Partly cloudy. Chance of thunderstorms. Lows 54 to 60. Highs 77 to 87. .THURSDAY...Mostly clear. Lows 54 to 60. Highs 74 to 80. $$ The State Forecast for Iowa Product (SFP) will be discontinued starting June 29, 2026. A resource document has been created to aid users in this transition and is available at: https://www.weather.gov/media/dmx/RWSResources.pdf.