First Snowmen on August 28 on Mt. Washburn In YNP First Snowmen on August 28 on Mt. Washburn In YNP August 28, 2018 Jack Hales Comments 0 Comment Snowmen on Mt Washburn in YNP The first snowmen on the summit of Mt Washburn in YNP did not make it through the day. http://blog.starvalleyweather.com/wp-content/uploads/2018/08/Mt_Washburn_2018-08-28-2123MST_660.mp4