Weather Fundamentals

Early Weather History

Who was named the United States’s first official meteorologist

James P. Espy (1785–1860) was most noted as the author of The Philosophy of Storms (1841). A year after this book’s publication, the U.S. Congress named him the federal government’s meteorologist. He is credited with giving the first accurate description of how thermodynamics plays a role in cloud formation, also explaining the dynamics of low-pressure systems.


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