Acts 27:9

Now when much time was spent, and when sailing was now dangerous, because the fast was now already past, Paul admonished them,

Now when much time was spent - since leaving Caesarea. But for unforeseen delays they might have reached the Italian coast before the stormy season.

And when sailing - that is, the navigation of the open sea, was now dangerous, because the fast was now already past - the fast, that is, of the day of Atonement; answering to the end of September and beginning of October, or the autumnal equinox. About this time writers authority pronounce the navigation of that sea unsafe, and for more than three months thereafter. Since, therefore, all hope of completing the voyage during that season was abandoned, the question next was, whether they should winter at Fair Havens, or move to Port Phoenice, a harbour about forty miles to the westward. On this question our apostle gave his opinion, strongly urging that they should winter where they were.

Paul admonished them Paul admonished them,