FPUS63 KDMX 172205 SFPIA IAZ001>099-181100- State Forecast for Iowa National Weather Service Des Moines IA 405 PM CST Tue Feb 17 2026 .TONIGHT...Partly cloudy. Slight chance of rain and thunderstorms. Lows 40 to 46. .WEDNESDAY...Sunny. Highs 56 to 66. .WEDNESDAY NIGHT...Mostly clear. Lows 28 to 38. .THURSDAY...Partly cloudy. Chance of rain and snow. Highs 41 to 57. .FRIDAY...Partly cloudy. Chance of snow. Lows 18 to 28. Highs 30 to 38. .SATURDAY...Partly cloudy. Slight chance of snow. Lows 15 TO 20. Highs 31 to 37. .SUNDAY...Mostly clear. Slight chance of snow. Lows AROUND 15. Highs 25 to 31. $$ 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.