The harbor master notes wind course via flying flags, jotting angles as masts clink and buoys bob on mushy swells.

https://emilianocjdl320.fotosdefrases.com/the-triangle-fold-meaning-behind-the-13-folds-of-the-flag

The harbor master notes wind course by means of flying flags, jotting angles as masts clink and buoys bob on smooth swells.