WVNT12 KKCI 110310 KZHU SIGMET LIMA 1 VALID 110310/110910 KKCI- HOUSTON OCEANIC FIR VA ERUPTION POPOCATEPETL VA CLD PSN 1901N09837W FCST WI N2630 W09330 - N2545 W09215 - N2445 W09330 - N2530 W09445 - N2630 W09330. BLW FL230. MOV NE 20KT. FCST NA.