I dont think SWT has any plans for the future. The Greenline Extension is a few months away - they've done no public outreach, no discussion of this in their Commissioner meetings. I have no optimism that they are going to do any work to interface with this new line.
minnpost.com
Metro Transit’s Green Line Extension will open in June. Its competitors are … excited?
In urban centers, light rail is on a slow path to recovery. But in the southwest suburbs, more means more for the Green Line Extension.