FAMX21 MMMX 301217 AMD VALID 301217/310600 SYNOPSIS: INVTD TROUGH AXIS FL100 ALNG 20N099W 16N097W WO MOV.. SIG WX: WI 120NM W AND 60NM E FM INVTD TROUGH ISOL CB/TSRA/GR TOP FL480 AFT 20Z.. WI 60NM BTHSDS LN 25N100W 22N100W ISOL CB/TSRA TOP FL460 AFT 21Z.. WI 60NM BTHSDS LN 23N102W 20N103W ISOL CB/TSRA TOP FL440 AFT 22Z.. WI 60NM BTHSDS LN 17N094W 15N092W ISOL CB/TSRA TOP FL400 AFT 22Z.. WI 120NM W LN 33N116W 30N115W 28N114W 25N112W OVC ST FL010/FL020 UP TO FL030 TIL 16Z.. WI 60NM BTHSDS LN 29N102W 28N098W 21N098W 20N097W BKN/OVC ST FL010/FL020 UP TO FL030 AND ISOL BCFG BTN 09Z/15Z.. WI 60NM BTHSDS LN 18N096W 17N094W ISOL ST/FG BTN 10Z/15Z.. TURB: MOD/SEV NEAR AND WI CB ALL LVLS.. ICE: NIL.. FZ LVL: FL150/FL175 OVR ALL AREA.. VA: NIL..