Four men's last-16 contests and two quarterfinals were also cancelled at the Flushing Meadows.
Rain wiped out womens quarter-final matches at the US Open on Wednesday night, completing a washout on the day after six mens matches had already been cancelled.Four mens last-16 contests and two quarter-finals were cancelled on a rainy day in Flushing Meadows, but organizers had hoped to salvage the day by playing all four womens quarters simultaneously on Wednesday night.Serena Williams made it as far as Arthur Ashe Stadium to warm-up for her match with Anastasia Pavlyuchenkova before misty rain again intervened and play was called off at 2015 local time.While it is only misting currently at the Billie Jean King National Tennis Center, the forecast predicts worsening conditions, the US Tennis Association said in a statement.Due to this forecast the USTA is cancelling the Wednesday, September 7 night session.Officials were no doubt extra cautious after Rafael Nadal, Andy Murray and Andy Roddick complained to tournament referee Brian Earley after they were sent out to play shortly after noon in misty rain on courts they said were too slippery.Williams and Pavlyuchenko warmed up on the meticulously dried Ashe court, but tournament referee Brian Earley came out to check on conditions when the drizzle resumed and after keeping them sitting court-side for several minutes brought them inside.