Due to the forecast of southerly winds gusting around 50 mph for Saturday the Barra ferry will depart five hours earlier than scheduled.
The MV Isle of Lewis plans to run ahead of the bad weather by leaving Castlebay at 3am. The inward voyage departs Oban at 8.30am.
With a strong possibility of disruption or cancellation on the route on Sunday, Cal Mac has asked passengers to consider either bringing their journeys forward or delaying them until Monday.
The Sound of Harris service may also be impacted by the wild weather on Saturday and Sunday.
On the South Uist -
Ferries plan to run ahead of bad weather
5 August 2016