"The Ark Storm is coming--a catastrophic weather event that will unleash massive floods and wreak more damage on California than the feared "Big One." One man wants to profit from it. Another wants to harness it to wage jihad on American soil. One woman stands in their way: Dr. Gwen Boudain, a brave and brilliant meteorologist. When Boudain notices that her climate readings are off the charts, she turns to Gabriel Messenger for research funding....

When Sonny Dunes, a SoCal meteorologist whose job is all sunshine and seventy-two-degree days, is replaced by a virtual meteorologist that will never age, gain weight or renegotiate its contract, the only station willing to give the fifty-year-old another shot is the very place Sonny's been avoiding since the day she left for college, her northern Michigan hometown ... To distract herself from the memories she's spent her life trying to outrun, Sonny...