Fall is right round the corner, which means brisk winds and cooler temperatures. Keep your bump warm with a lightweight maternity jacket that is both chic and cozy. Go with a formfitting belted coat that shows your curves, or drape and wrap with soft fabrics -- there's something for every future mama (even those on a budget). Along with being super-chic maternity garb, several of these jackets can also do double-duty with dress shirts for daily officewear. Or warm things up with lots of Winter scarves so they last longer than the Fall season. Click through for eight lightweight Fall maternity jacket favorites.