The latest federal drought map shows that Polk County remains among a growing number of counties in North Carolina experiencing abnormally dry conditions. The map shows 76 of 100 counties in the state are abnormally dry. The state asks water users in those counties to closely monitor their watter supply source for diminished capacity and take precautions to prepare for impending drought conditions. According to National Weather Service observations, Tryon received 3.88 inches of rain in June, nearly two inches below normal.