A detailed weather forecast for Greece highlights expected rain and thunderstorms across various regions, including the eastern Thessaly, eastern Central Greece, and the Cyclades. Temperatures will range from 4 to 17 degrees Celsius, and winds will be generally moderate. On Wednesday, further deteriorating conditions with possible storms are anticipated in the Ionian Islands and western mainland, while Thursday will see widespread rainfall across the country except for eastern Macedonia and Thrace. Wind patterns will shift to southerly in the Aegean Sea.