<p>I agree with @Stanfordmania.</p>
<p>Your chances are all high due to your great testing scores and incredible extracurriculars; I concur with many other users regarding your chances, but question if these schools have more of a holistic view, which would favor your extracurriculars more than a normal application process. </p>
<p>Thus, your GPA may be an issue. But, honestly I think that everything you have done within your high school career has projected who you are FAR more than your grades ever will.</p>