000 WAHW31 PHFO 190721 WA0HI HNLS WA 190720 AMD AIRMET SIERRA UPDATE 2 FOR IFR VALID UNTIL 191000 . AIRMET MTN OBSC...KAUAI OAHU MOLOKAI AND MAUI...UPDATE N THRU E SECTIONS. MTN TEMPO OBSC ABV 020 DUE TO CLD AND SHRA. COND CONT BEYOND 1000Z. =HNLT WA 190400 AIRMET TANGO FOR TURB VALID UNTIL 191000 . NO SIGNIFICANT TURB EXP. =HNLZ WA 190400 AIRMET ZULU FOR ICE AND FZLVL VALID UNTIL 191000 . NO SIGNIFICANT ICE EXP. . FZLVL...146.