A grouping of states in the northern U.S. might have an opportunity to see the northern lights Saturday, according to the National Oceanic and Atmospheric Administration. Auroral activity is forecast with a Kp index of three on a scale of nine for Saturday night,

Finally, the states that may see something under the best possible conditions will be Iowa, northern Nebraska, Illinois, New York, Vermont and New Hampshire. The very northern reaches of Indiana and Ohio may see something, but it's unlikely.