 Tropical Storm Harvey was a moderately strong tropical storm that caused flooding across south Florida during the 1999 Atlantic hurricane season . The tenth tropical cyclone and eighth named storm of the season , Harvey developed from a tropical wave in the Gulf of Mexico on September 19 . After forming , the system gradually intensified and became a tropical storm early on September 20 . Throughout the rest of its duration , Harvey slowly intensified as it headed eastward . Late on September 21 , Harvey made landfall in Southwest Florida with winds of 60 mph ( 95 km / h ) . Harvey emerged into the Atlantic early on September 22 , but was absorbed by an extratropical cyclone . The remnants of Harvey reached Atlantic Canada before dissipating . 
