relative humidiy

  1. Mick West

    Why Were There Contrails Today, But Not Yesterday? It's the Weather!

    Today (Thursday Oct 6th, 2016) marked the first significant contrail morning for several months here in El Dorado County, Northern California. The above photo on the right of criss-crossing contrails was taken at 7:30AM, and planes continued to leave trails for the next few hours. I took photos...