Sunday's downhill in Are will be the final race of the former Olympic champion's career after she announced her retirement last week.
The 34-year-old American, winner of 82 World Cup races, sustained a black eye and bruised ribs when she crashed on Tuesday in a race won by compatriot Mikaela Shiffrin.
Vonn credits Biles for widening mental health discussions after battle with depression
There is one more training run on Saturday before the women's downhill in which two-times world champion Vonn will seek a fairytale finish to her glittering career.
Austrians dominated the time sheets in Thursday's training with Stephanie Venier quickest. Ricarda Hasser and Tamara Tippler were third and fourth fastest down a slightly-shortened Strecke course with Swiss Wendy Holdener second.
Vonn: Why I decided to retire
Organisers lowered the start because of adverse weather conditions.
Goggia claims Lake Louise hat-trick, Shiffrin finishes sixth