The National Hurricane Center forcasted Tropical Depression Four-E to become Tropical Storm Boris and make landfall in Mexico with winds of 50 n. In the same advisory , it was noted that the outer rain bands of brand new Tropical Depression Four-E had moved onshore Mexico . The National Hurricane Center forecasted Tropical Depression Four-E to become Tropical Storm Boris and make landfall in Mexico with winds of 50 n. In the same advisory , it was noted that the outer rain bands of Tropical Depression Four-E had moved onshore Mexico .