Simplify the following text for a Grade 8 native English-speaking person.
Original: It was the first pre-season storm to develop since Tropical Storm Ana in April 2003 and the first Atlantic named storm in May since Tropical Storm Arlene in 1981 .
Simplified: It is the first named storm to form in May since Arlene in the 1981 Atlantic hurricane season , and the first pre-season storm since Ana in April 2003 .