Tennis officials issue an ` ` extreme heat policy '' after temperatures top 30 Celsius . The policy suspends current matches at the end of the set being played . It also stops new matches on outdoor courts until temperatures decline . The heat has already affected some players in matches this week .
Tournament officials issue an `` extreme heat policy '' after temperatures top 40 Celsius . The move suspends current matches at the end of the set being played . It also stops new matches on outdoor courts until temperatures decline . The heat has already affected some players in matches this week .