****0000000239**** WSNT12 KKCI 282155 SIGA0L KZHU SIGMET LIMA 4 VALID 282155/290155 KKCI- HOUSTON OCEANIC FIR EMBD TS OBS AT 2154Z WI N2830 W08815 - N2500 W09030 - N2430 W09245 - N2500 W09345 - N2815 W09330 - N2830 W08815. TOP FL440. MOV NE 25KT. NC.