The Baronies Trilogy Series by James Axler, Nick Pollotta

Ryan Cowdor comes home to West Virginia and his nephew Nathan, to whom Cawdor had entrusted the Cawdor barony. Waiting for Cawdor are two of his oldest enemies, ready to overtake the barony and the Cawdor name.Unable to help an ailing Krysty Wroth, Cawdor must face this challenge to the future of the East Coast baronies on his own.

Book 2 in the Baronies Trilogy, chronicling the strange attempts to unify the East Coast baronies. The trail of the East Coast conspiracy leads to Tennessee, where a new weapon to control the weather and disrupt human thinking has been wreaking havoc. Behind it all is Ryan's nemesis, Dr. Jamaisvous, who once again finds escape via the gateway.