****0000000229**** WSCA31 MKJP 281720 MKJK SIGMET 4 VALID 281720/282120 MKJP- MKJK KINGSTON FIR EMBD TS OBS AT 1720Z WI N1608 W07412 - N1705 W07324 - N1515 W07416 - N1608 W07412- N1705 W07324 - N1924 W07745 CB TOP ABV FL450 MOV W NC=