WSNT11 KKCI 301945 SIGA0K TJZS SIGMET KILO 4 VALID 301945/302345 KKCI- SAN JUAN OCEANIC FIR FRQ TS OBS AT 1945Z WI N1845 W06500 - N1730 W06445 - N1700 W06800 - N1830 W06800 - N1845 W06500. TOP FL480. MOV ESE 10KT. WKN.