Tropical storm warnings have been extended up to Surf City, North Carolina, as Tropical Storm Chantal is offshore of the southeastern U.S. on Saturday, according to the National Hurricane Center. The storm has maximum sustained wind of up to 45 mph and is moving north at just 3 mph.

Tropical Storm Chantal formed over the Atlantic Ocean Saturday morning off the South Carolina coast, forecasters say. Located about 150 miles south-southeast of the Charleston, South Carolina, Chantal was producing sustained winds of 40 mph and moving north toward the coast leading to a Tropical Storm warning as of 8 a.