Police say that the woman who fell through a roof in Skipton as she watched the Tour did not suffer life threatening injuries.
They say the woman, thought to be in her forties, climbed on to the roof through a first floor window before falling through.
In a separate incident a teenage boy was struck by part of the caravane as it passed through Ilkley.
More top news
Latest forecast for the Calendar region
Skiers and snowboarders from the Calendar region are targeting success for Team GB at the Winter Olympics in South Korea next year.
Detectives say Samantha Davies, 16, and Lauren Johnson, 17, are believed to be in West Yorkshire.