FPUS63 KDMX 122105 SFPIA IAZ001>099-131000- State Forecast for Iowa National Weather Service Des Moines IA 405 PM CDT Fri Jun 12 2026 .TONIGHT...Clear. Lows around 60. .SATURDAY...Mostly sunny early in the morning then becoming partly cloudy. Chance of thunderstorms. Highs 77 to 83. .SATURDAY NIGHT...Partly cloudy. Chance of showers and thunderstorms. Lows 50 to 56. .SUNDAY...Clear. Highs in the lower 70s. .MONDAY...Mostly clear. Lows around 50. Highs in the mid 70s. .TUESDAY...Mostly clear. Slight chance of thunderstorms. Lows in the mid 50s. Highs in the upper 70s. .WEDNESDAY...Partly cloudy. Chance of thunderstorms. Lows in the upper 50s. Highs 78 to 84. $$ 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.