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The map below shows I-77 current road weather conditions, radar, and forecast. Interstate 77 is a 613-mile long north-south highway beginning in Cleveland, Ohio and ending in Columbia, South Carolina. I-77 passes through the East River Mountain Tunnel that connects Virginia to West Virginia. It is only 1 of 2 tunnels that crosses state lines.
Once in West Virginia travelers will gaze upon spectacular views of the Appalachian Mountains and encounter the 4,200 ft. Big Walker Mountain Tunnel, the first tunnel built in the state.