Long lines are expected, and attendees are advised to dress for the weather and be prepared to wait outside.
The event is only for people at highest risk for developing complications from influenza.
The vaccinations are for those who are unable to access H1N1 vaccine through their health care provider or who do not have a health care provider.
The department asks that, due to limited supplies of vaccine initially in the state, only people in the priority category attend clinics. When more vaccine arrives, more clinics will be scheduled.