000 WAHW31 PHFO 181230 WA0HI HNLS WA 181229 AMD AIRMET SIERRA UPDATE 2 FOR IFR VALID UNTIL 181600 . AIRMET MTN OBSC...KAUAI...UPDATE N THRU E SECTIONS. MTN TEMPO OBSC ABV 020 EXP DUE TO CLD AND SHRA. COND CONT BEYOND 1600Z. =HNLT WA 181000 AIRMET TANGO UPDATE 1 FOR TURB VALID UNTIL 181600 . NO SIGNIFICANT TURB EXP. =HNLZ WA 181000 AIRMET ZULU UPDATE 1 FOR ICE AND FZLVL VALID UNTIL 181600 . NO SIGNIFICANT ICE EXP. . FZLVL...144-146.