WAAK49 PAWU 160407 WA9O FAIS WA 160415 AIRMET SIERRA FOR IFR AND MT OBSC VALID UNTIL 161215 . UPR YKN VLY FB MTS OCNL OBSC IN CLDS/PCPN. NC. . TANANA VLY FC MTS OCNL OBSC IN CLDS/PCPN. NC. . KOYUKUK AND UPR KOBUK VLY FE HUGHES E MTS OCNL OBSC IN CLDS/PCPN. NC. . LWR YKN VLY FF OCNL CIG BLW 010/VIS BLW 3SM -SN BR. NC. . LWR YKN VLY FF MTS OBSC IN CLDS/PCPN. NC. . NORTH SLOPES OF BROOKS RANGE FH MTS OCNL OBSC IN CLDS/PCPN. NC. . SRN SEWARD PEN AND ERN NORTON SOUND FJ MTS OCNL OBSC IN CLDS/PCPN. NC. . ST LAWRENCE IS AND WRN NORTON SOUND FK OCNL CIG BLW 010/ISOL VIS BLW 3SM -SHSN BR. NC. . =FAIT WA 160415 AIRMET TANGO FOR TURB/STG SFC WINDS VALID UNTIL 161215 . ARCTIC SLP CSTL FG AUSTAINED SFC WND 30KT OR GTR. WKN. . =FAIZ WA 160415 AIRMET ZULU FOR ICING VALID UNTIL 161215 . NONE . AP APR 2026 AAWU