FPUS63 KDMX 160905 SFPIA IAZ001>099-162100- State Forecast for Iowa National Weather Service Des Moines IA 405 AM CDT Tue Jun 16 2026 .TODAY...Sunny. Highs 72 to 78. .TONIGHT...Partly cloudy. Chance of thunderstorms. Lows 54 to 62. .WEDNESDAY...Partly cloudy until late afternoon then clearing. Chance of thunderstorms. Highs 78 to 88. .THURSDAY...Mostly clear. Lows 53 to 59. Highs in the mid 70s. .JUNETEENTH...Clear. Lows in the lower 50s. Highs 77 to 83. .SATURDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows 56 to 62. Highs in the lower 80s. $$ 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.