FPUS63 KDMX 142105 SFPIA IAZ001>099-151000- State Forecast for Iowa National Weather Service Des Moines IA 405 PM CDT Sun Jun 14 2026 .TONIGHT...Clear. Lows around 50. .MONDAY...Sunny. Highs in the upper 70s. .MONDAY NIGHT...Mostly clear. Slight chance of thunderstorms. Lows in the mid 50s. .TUESDAY...Sunny until late afternoon then becoming mostly clear. Highs 73 to 79. .WEDNESDAY...Partly cloudy. Chance of thunderstorms. Lows 54 to 60. Highs 75 to 87. .THURSDAY...Mostly clear. Lows 55 to 61. Highs 73 to 79. .JUNETEENTH...Clear. Lows in the lower 50s. Highs 77 to 85. $$ 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.