AMP: 36 Location: US-87 and 3rd St, Judith Basin Cty Reassurance shield after Montana 80 as we head out of Stanford. AMP: 42 Location: US-87 and S-541, Judith Basin Cty A few miles later, as we approach Windham, we’ll come to a junction with S-541. AMP: 42 Location: US-87 and S-541, Windham, Judith Basin Cty Turn right for … Continue reading U.S. Route 87, MT-80 to S-541