issued by meteorological service of New Zealand, Wellington issued at 250731utc valid until 261200utc.
Part 1 - warnings warnings in force: 483 484 485 486
part 2 - situation analysis at 250600utc: front F1 33s 120w 33s 128w 30s 131w, moving northnortheast 10kt. Area a1 bounded by 28s 179e 29s 170w 40s 157w 49s 155w 55s 178w 28s 179e, moving east 20kt. Low l1 976hpa near 47s 163w, moving southsoutheast 15kt. Trough t1 30s 166w 43s 163w 53s 164w, moving eastsoutheast 20kt.
Part 3 - forecast: refer to latest warnings. Within 480 nautical miles south of f1: southeast 25kt, with gales as in warning 483, heavy easterly swell developing by 261200utc. Within a1: heavy swell. Within 360 nautical miles of l1: clockwise 25kt at times. Within 600 nautical miles east of t1: northerly 25kt, with gales as in warning 484, easing by 261200utc, poor visibility in rain with possible thunderstorms. Within 480 nautical miles west of t1: southwest 25kt, with gales as in warnings 484 486. Outlook following 72 hours: front extends north-northeast from a low near 55s 159w, both moving east 15kt . Ridge extends north from a high near 45s 127w, both moving east. Between front and ridge, and south of 40s: north to northwest 30kt, rising to gale at times. Within 240nm of low in northwest quadrant: clockwise 30 to 40kt. East of 155w and south of 49s: northwest 30kt developing after 290000utc. East of front: areas of heavy west to southwest swell, easing north of 40s and east of 160w by 270000utc.