FZPS02 SCSC 251018 CHILEAN NAVY WEATHER SERVICE VALPARAISO MARITIME METEOROLOGICAL CENTER FCST ZONES ONE TO EIGHT VLD FM 251200 TO 261200 UTC. SPECIAL SEVERE WEATHER OR GALE WARN: -SEVERE WEATHER WARN AND GALE SAN PEDRO LIGHTHOUSE TO COBQUECURA AREA , VLD FM 240400 TO 260400 UTC. SYNOPTIC SITUATION: ZONE ONE (ARICA TO COQUIMBO): CSTL TROUGH. ZONES TWO AND THREE (COQUIMBO TO CONSTITUCION): RIDGE. ZONES FOUR TO SIX (CONSTITUCION TO F.SAN PEDRO): FRONTAL TO POSTFRONTAL UNSTABILITY. FCST: ZONE ONE (ARICA TO COQUIMBO): OVERCAST BECMG TO CLEAR, VIS 8/10KM MIST TO S OF AREA, WIND CALM TO S /SW 5/12KT, SEA 1.5/2.5M SWELL FM SW, RIPPLED TO SLIGHT IN BAYS WITH BREAKER WEAK IN CSTL EDGE. ZONE TWO (COQUIMBO TO VALPARAISO): OVERCAST BECMG TO CLEAR, VIS 8/10KM MIST AM, WIND N/NE BECMG TO W/SW 5/10KT, SEA 1.5/2.5M SWELL FM SW, RIPPLED TO SLIGHT IN BAYS WITH BREAKER WEAK IN CSTL EDGE. ZONE THREE (VALPARAISO TO CONSTITUCION): OVERCAST TO BROKEN, VIS 0.5/10KM FOG/MIST, WIND CALM TO N/NE 4/8KT, SEA 1.5/2.5M SWELL FM SW, RIPPLED TO SLIGHT IN BAYS WITH BREAKER WEAK IN CSTL EDGE. ZONE FOUR (CONSTITUCION TO I.MOCHA): OVERCAST, VIS 4/6KM RN/SH, WIND N/NW 20/30KT GUSTS 40KT BECMG TO W/SW 20/10KT, SEA 3.0/4.0M SWELL FM SW, SLIGHT TO MODERATE IN BAYS WITH BREAKER IN CSTL EDGE. ZONE FIVE (I.MOCHA TO P.MONTT): OVERCAST, VIS 4/6KM RN/SH, WIND N/NW 25/35KT (GALE) GUSTS 45KT BECMG TO W/SW 20/15KT, SEA 4.0/5.0M SWELL FM SW, SLIGHT TO MODERATE IN BAYS WITH BREAKER IN CSTL EDGE. ZONE SIX (P.MONTT TO F.SAN PEDRO): OVERCAST, VIS 2/4KM RN, WIND N/NW 25/35KT (GALE) GUSTS 45/50KT BECMG TO W/SW 25/20KT, SEA 4.0/6.0M SWELL FM SW. PART 1/2/