WCNT01 KKCI 151505 KZWY SIGMET ALFA 4 VALID 151505/152105 KKCI- NEW YORK OCEANIC FIR TC LORENZO OBS AT 1505Z NR N2130 W04406. MOV NNE 10KT. NC. FRQ TS TOP FL520 WI N2430 W04430 - N2430 W04145 - N2015 W04215 - N1900 W04400 - N2045 W04630 - N2430 W04430. FCST 2105Z TC CENTER N2257 W04245.