æz wˈeɪv hˈaɪt ˈɪŋkɹiːsᵻz, haʊˈɛvɚ, sˌoʊ dˈʌz ðə dˈɪfɪkˌʌlti ʌv dʒˈʌdʒɪŋ ðæt hˈaɪt, ænd æz wˈeɪv hˈaɪt ɐpɹˈoʊtʃᵻz twˈɛnti fˈiːt fˈoːɹɾi ˌɛftˈiː fˈeɪsᵻz ɔːɹ twˈɛlv ˈɛm hˈaɪt, ðə ɹˈeɪndʒ ʌv ˈæbsəlˌuːt wˈeɪv hˈaɪts kˌɔːɹɪspˈɑːndɪŋ tʊ ɐ ɡˈɪvən skˈeɪld ɛkspɹˈɛʃən tˈɛndz tə wˈaɪdən.
As wave height increases, however, so does the difficulty of judging that height, and as wave height approaches 20 feet (40 ft faces or 12 m height), the range of absolute wave heights corresponding to a given scaled expression tends to widen.