Captain Sandy Yawn of Below Deck Mediterranean encounters a huge problem less than 24 hours before castoff. How to Watch Below Deck Mediterranean Season 10 premieres on Monday, September 29 at 8/7c on Bravo. In her words, “He’s had a lot of experience on other vessels, handling lines, he’s very comfortable on deck, and he’s trustworthy." Captain Sandy in Below Deck Mediterranean Season 10. It has all the makings of what Captain Sandy believes will be “an epic season.”Get more details on what to expect when Below Deck Med Season 10 premieres.