ɐ tɹˈɔf ˌoʊvɚ sˈɛntɹəl tʃˈaɪnə ˌɪntɚɹˈæktᵻd wɪððə ɹˈɪdʒ lˈaɪn ænd mˌeɪd dʒˈoʊn tˈɜːnd mˈoːɹ nˈɔːɹðɚli, ænd ðə stˈoːɹm tˈʊk ˈeɪm æt ðə nˈɔːɹθiːstɚn tˈɪp ʌv hˈeɪnən ˈaɪlənd ˌɔn ɑːktˈoʊbɚ sˈɛvəntˌiːn.
A trough over central China interacted with the ridge line and made Joan turned more northerly, and the storm took aim at the northeastern tip of Hainan Island on October 17.