Sea waves from a NW direction as seen from Gnejna in Malta due to a Gale Force 8 NW wind because of a tight pressure gradient over the Maltese Islands between high pressure over North Africa and a compact low pressure over Southern Italy. In fact, the surface pressure chart on the second thumbnail shows the tail edge of an occluded with the visible satellite image confirming this through an open swirl of cloud. The first image is another sea wave washing the bay. Mistral gales are very common in a Mediterranean Winter.