****0000000181**** WSSG31 GOOY 210628 GOOO SIGMET A1 VALID 210630/211030 GOBD- GOOO DAKAR OCEANIC FIR/UIR EMBD TS OBS AT 0620Z E OF LINE N0244 W01018 - N0024 W01331 TOP FL420 MOV W 05KT INTSF=