pˌiːˈeɪ wˈʌnhˈʌndɹɪd θɹˈiː ˈɛntɚz wˈeɪn tˈaʊnʃɪp ɪn mˈɪflɪn kˈaʊnti ænd bɪkˌʌmz ɐn ʌnnˈeɪmd ɹˈoʊd, kˈɜːvɪŋ tə ðə nɔːɹθwˈɛst ænd wˈɛst æz ɪt kəntˈɪnjuːz pˈæɹəlˌɛl tə ðə dʒˌuːnɪˈɑːɾɚ ɹˈɪvɚ θɹuː fˈɔːɹɪsts.
PA 103 enters Wayne Township in Mifflin County and becomes an unnamed road, curving to the northwest and west as it continues parallel to the Juniata River through forests.