Even if it's NC, if weather
is good, this is not a bad passage
. On a passage
like this, I sometimes motor
sail if I am having trouble maintaining my average speed on sails
alone. You are wise to figure 5 instead of 6.
Plan your arrival near mid day, that way if your a little fast or slow, you are still running the inlet in good light.
Exposure's advice is golden since he lives at St. Marry's inlet and transits it often.