Simplify the following text for a Grade 5 native English-speaking person.
Original: The first advisory from the NHC was issued at 11:00 AST on October 4 ; at this time , the system was officially named Grace , the seventh named storm of the 2009 Atlantic hurricane season .
Simplified: The NHC named the storm `` Grace '' at 11:00 AST on October 4 . It was the seventh named storm of the 2009 Atlantic hurricane season .