A mini heatwave is expected to hike local temperatures up to 45 degrees Celsius in Greece and Turkey, with meteorologists in both countries describing the temperatures as unusually high for the time of year. Across many Greek regions temperatures will be over 40 degrees and in some cases up to 45 degrees from Tuesday and in the following days, according to the Greek weather service. The Greek Red Cross is advising people to stay out of the sun, close the shutters, drink plenty of fluids and eat lightly. People should keep in touch with friends and family to ensure that older people in particul…