Mark 4:37

a great storm The word here used is found in Luke 8:23. The word employed in Matthew 8:24 generally means an earthquake. It was one of those sudden and violent squalls to which the Lake of Gennesaret was notoriously exposed, lying as it does 600 feet lower than the sea and surrounded by mountain gorges, which act "like gigantic funnels to draw down the cold winds from the mountains." These winds are not only violent, but they come down suddenly, and often when the sky is perfectly clear. See Thomson's Land and the Book, p. 374; Tristram's Land of Israel, p. 430.

beat Rather, kept beating. Comp. Matthew 8:24.

was now full Rather, was already filling, or beginning to fill.