****0000000197**** WSSG31 GOOY 011206 GOOO SIGMET A4 VALID 011210/011610 GOBD- GOOO DAKAR OCEANIC FIR/UIR FRQ TS OBS AT 1200Z NW OF LINE N1555 W03412 - N1216 W03253 - N0834 W03515 TOP FL460 MOV NW 25KT INTSF=