Check availability and view our floor plans. Weatherstone Flats has a variety of upscale one-, two-, or three-bedroom apartments with versatile floor plans, premier quality finishes, and clean, contemporary designs. Our community provides the best apartment homes. Conveniently located just off Conestoga Road between Exton and Pheonixville, PA and near the PA Turnpike (I-76) Weatherstone Flats invites you to experience the best of Chester County.