University of Illinois
University of Illinois Extension: Ww2010: The Boundaries Between Air Masses
Describes the different types of fronts and the dry line associated with certain fronts. Well illustrated with diagrams and maps.
University of Illinois
University of Illinois Urbana Champaign: Fronts
With the study of weather we need to know that there is air mass like fronts that change weather. This site shows us the different kinds of fronts that we experience.