Origin
Originally the Weathermen were a group of scientists studying the weather from upon a satellite. The Satellite, named Samarobryn (Artificial-Intelligence), took control over the Weathermen and used them to change the weather throughout the entire world, targeting specific spots including New York, and Antarctica.
Creation
The Weathermen were created by Bill Mantlo and Gene Colan.
Powers
The Weathermen had a range of abilities  including the power to harness the weather, and electricity.