Shuttle route planning in bad weather needs extra time at the first stop

Bad weather does not just slow the driving. It slows the first stop before the route even really starts. People come out late, bags are wet, visibility is worse, doors stick, and the driver is already doing math on the next pickup. I learned to pad the first stop instead of pretending the whole route can absorb the delay later. If the first pickup starts messy, every passenger after that gets a…