aeromancer
/ˈɛːrəmansə/rare
noun
A person who engages in aeromancy; one who practises divination through the interpretation of the weather or other atmospheric phenomena.
Origin
Late 15th century; earliest use found in Apology for Lollard Doctrines. From aeromanc- + -er; compare -mancer. Compare geomancer, hydromancer, pyromancer, and earlier nigromancer.