Entry Definition
s/he has good sailing (has tailwind, favorable wind, etc.)
it flows well; (current) it is favorable (e.g., to canoe paddler)
s/he has favorable current (for sailing, canoeing, etc.)
there is a pleasant breeze, there is wind from favorable direction
s/he has good weather (during trip, activity, etc.); s/he has good day
the tide is favorable (for launching boat, digging clams, etc.; good tidal current for canoeing, etc.)