Winter’s arrival is marked by the first snowfall at the Parnassos ski resort. The National Meteorological Service has issued an urgent weather warning for worsening conditions from Monday afternoon through Wednesday. Heavy rains, thunderstorms, and hail are expected, particularly affecting the southern Ionian Islands, Western Sterea, and Western Peloponnese on Monday and Tuesday. By Wednesday, the severe weather will extend across the Ionian Sea, Epirus, and more regions, prompting residents to prepare for intense weather phenomena.