I-69 Weather conditions, radar, and forecast information. Interstate 69 is a U.S. highway made up of many segments. It is nicknamed the NAFTA Superhighway because it would encourage trade because it is a connecting between Mexico and Canada.
Beginning in the north at the Canadian border in Port Huron, MI and traveling 841 miles down to the Mexican border in Texas, passing through Corpus Christi. Most recently, I-69 was selected by the U.S. Department of Transportation as on of six corridors of the future.