Ansted 10 Day Weather. 1  Sunday:The Ansted forecast for Aug 27 is 78 degrees and Partly cloudy. 2  Monday:The Ansted forecast for Aug 28 is 73 degrees and Cloudy. 3  Tuesday:The Ansted forecast for Aug 29 is 65 degrees and Light rain shower. 4  Wednesday:The Ansted forecast for Aug 30 is 75 degrees and Light rain shower.