Primary versus Secondary Sources. Primary Sources. Primary sources are original sources of information that have not yet been filtered through analysis, examination or interpretation. Typically, primary sources are contemporary to the events and individuals being researched. Primary sources differ both in content and format from discipline to discipline.
WEATHER: Cloudy days, precipitation, and cold temperatures reveal the hostile environment atop Clingmans Dome. Proper preparation is essential for a good visit. Weather conditions atop Clingmans Dome change quickly. Snow can fall from anytime between September and May.
View full screen. Elevations in the park range from approximately 875 feet to 6,643 feet and the topography can drastically affect local weather. Temperatures can vary 10-20 degrees Fahrenheit from mountain base to top, and clear skies lower down do not guarantee equally pleasant weather at higher elevations. Rainfall averages 55 inches per year in the lowlands to 85 inches per year at Clingmans Dome.