 It slowly organized, developing a low-level circulation, and formed into a tropical depression on August 20 while located about 775 miles (1,250 km) east of Barbados.A reconnaissance aircraft flight into the system on August 21 confirmed the existence of a depression, which reported winds of only 23 mph (37 km/h) with a pressure of 1,012 mbar.The depression slowly strengthened and organized, and after turning to the west-northwest, it intensified into Tropical Storm Emmy on August 22 while located 370 miles (600 km) east-northeast of Guadeloupe.