eubank was born in redding, california to mark eubank and jean tollack eubank, and was primarily raised in bountiful, utah. the oldest of seven children, eubank grew up picking apricots and repairing sprinklers on the family's 10-acre plot of land. eubank's father worked as a meteorologist for ksl and taught his children about weather. eubank earned a bachelor's degree in english and history from brigham young university (byu). she served as a missionary for the lds church in helsinki, finland from 1984-1986. eubank struggled to learn finnish, widely regarded as one of the most difficult languages to learn. eubank recounts, “i told the lord, if you will help me to learn finnish, i will always use it to serve you.”