Wind velocity will reach 5 on the Beaufort scale. Scattered clouds in the northern and western parts of Greece with temperatures ranging from 20C to 40C. Mostly fair in the eastern parts with temperatures between 22C and 40C. Sunny over the Aegean islands and Crete, 23C-38C. Fair in Athens, 24C-37C. Mostly fair in Thessaloniki, 23C-38C.