Greece is experiencing a cold wave, with temperatures dropping as low as -6°C in Northern Greece. Maximum temperatures in central and northern regions are capped at 12°C, while Athens sees highs between 6°C and 14°C. Strong northern winds are affecting the Aegean, reaching 8-9 Beaufort, particularly in the Cyclades, Crete, and Dodecanese. Mild weather is predicted from Tuesday onward, with temperatures in Athens expected to rise to 18-19°C later in the week.