000 WAUS46 KKCI 242045 WA6Z SFOZ WA 242045 AIRMET ZULU UPDT 4 FOR ICE AND FRZLVL VALID UNTIL 250300 . AIRMET ICE...WA OR CA ID MT AND CSTL WTRS FROM 20NW HUH TO 50SW YQL TO 20SE MLP TO 60SSE DSD TO 40NNE FOT TO 140WSW FOT TO 140W TOU TO 20NW HUH MOD ICE BTN FRZLVL AND FL180. FRZLVL 040-090. CONDS CONTG BYD 03Z THRU 09Z. . FRZLVL...RANGING FROM 040-115 ACRS AREA 080 ALG 150WSW ONP-60SW EUG-40SE EUG-50SSE GEG ....