web site has posted an amber warning .......
" Sunday 30/08/2015Due to a technical problem, this morning's 08:30 sailing from Oban to Coll & Tiree has been delayed and is now expected to depart at approximately 15:00 this afternoon. All intending traffic is asked to check in no later than 14:00.
Today's services from Coll & Tiree to the mainland will therefore also be delayed. An updated timetable will be published as soon as we have it confirmed.We apologise for the impact this disruption has on our customers.
information please see Calmac web site here