Simplify the following text for a Grade 10 native English-speaking person.
Original: A small area of convection 600 miles southeast of Rio de Janeiro was tracked into an area of relatively low shear and marginal 26 Â C waters on February 23 , 2006 .
Simplified: A small area of convection 600 miles southeast of Rio de Janeiro moved into an area of low wind shear and barely 26 Â C warm waters on February 23 , 2006 .