MARINE WEATHER BULLETIN FOR ISLANDS AREA
EQUATOR TO 25S BETWEEN 160E AND 120W.
ISSUED BY FIJI METEOROLOGICAL SERVICE Aug 022000 UTC.
PART 1 : WARNING NIL.
PARTS 2 AND 3 : SYNOPSIS AND FORECAST VALID UNTIL Aug 031800 UTC.
COLD FRONT CF 18S 178E 21S 174W 25S 171W SLOW MOVING. POOR
VISIBILITY IN SOME SHOWERS WITHIN 100 NAUTICAL MILES OF CF.
TROUGH T1 02S 173E 09S 162E 08S 160E 04S 178E SLOW MOVING. POOR
VISIBILITY IN OCCASIONAL SHOWERS, HEAVY AT TIMES AND FEW
THUNDERSTORMS WITHIN 120 NAUTICAL MILES OF T1.
TROUGH T2 07S 178W 14S 173W SLOW MOVING. POOR VISIBILITY IN SOME
SHOWERS AND ISOLATED THUNDERSTORMS WITHIN 120 NAUTICAL MILES OF T2.
TROUGH T3 19S 169W 25S 167W SLOW MOVING. POOR VISIBILITY IN SOME
SHOWERS AND POSSIBLE THUNDERSTORMS WITHIN 110 NAUTICAL MILES OF T3.
TROUGH T4 EQT 155W 04S 160W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS AND ISOLATED THUNDERSTORMS WITHIN 120 NAUTICAL
MILES OF T4.
IN THE AREA SOUTH OF 08S, AND WEST OF 175E, EXPECT SOUTHEAST WINDS 20
TO 25 KNOTS. ROUGH SEAS. MODERATE SOUTHERLY SWELLS.
IN THE AREA SOUTH OF 12S AND EAST OF 172W, EXPECT MODERATE SOUTHERLY
SWELLS.
MARINE WEATHER BULLETIN FOR SUBTROPIC
Area from 25S to 40S, western boundary from 40S 163E to 29S 170E then to 25S 170E, eastern boundary 170W.
Issued by Meteorological Service of New Zealand,
Wellington issued at 021957UTC Valid until 031200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 055
Part 2 - Situation analysis at 021800UTC:
Trough T1 24S 171E 29S 174W 29S 169W, moving eastnortheast 20kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 300 nautical miles north of T1 from 29S 174W to 29S 169W: Areas of poor visibility in showers.
Within 240 nautical miles south of T1: Southeast quarter 25kt at times, areas of poor visibility in showers.
Outlook for the following 72 hours:
Front at 39S 174E extending east, moving northnortheast. South of front: southerly quarter 30kt to gale at times and areas of heavy southerly quarter swell. Ridge at 34S 171E extending south, slow moving. west of ridge: northerly quarter 30kt to gale at times from 051200UTC.
MARINE WEATHER BULLETIN FOR FORTIES
Area from 40S to 55S, western boundary from 40S 163E to 45S 160E then to 55S 160E, eastern boundary 170W.
Issued by Meteorological Service of New Zealand,
Wellington issued at 021957UTC Valid until 031200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 050 055 056
Part 2 - Situation analysis at 021800UTC:
Front F1 44S 158E 50S 179E 53S 173W, moving eastnortheast 35kt.
Low L1 968hPa near 55S 175W, moving eastnortheast 25kt.
Part 3 - Forecast:
Refer to latest warnings.
Northeast of F1: Northwest 25kt, with gales as in warning 055, areas of poor visibility in showers, areas of heavy westerly swell.
Southwest of F1: Southerly 25kt, with gales as in warning 056, areas of poor visibility in showers, areas of heavy southwest swell.
Within 300 nautical miles of L1: Clockwise 25kt, with storms and gales as in warning 050, areas of poor visibility in showers, areas of heavy swell.
Outlook for the following 72 hours:
Front at 47S 169E extending eastsoutheast, moving northnortheast. Northeast of front: westerly quarter 30kt to gale and areas of heavy swell. South of front: southerly quarter 30kt to gale at times and areas of heavy swell. Ridge at 40S 167E extending southsoutheast, slow moving. west of ridge: northerly quarter 30kt to gale at times from 060000UTC.
MARINE WEATHER BULLETIN FOR SOUTHERN
Area from 55S to southern ice edge between 160E and 120W.
Issued by Meteorological Service of New Zealand,
Wellington issued at 021957UTC Valid until 031200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 050 051 052 053 054 056 057 058
Part 2 - Situation analysis at 021800UTC:
Area A1 bounded by 63S 153W 58S 149W 60S 132W 70S 123W 63S 153W, slow moving.
Trough T1 55S 130W 60S 125W 68S 128W, moving east 10kt.
Area A2 bounded by 55S 169W 55S 138W 57S 140W 58S 149W 57S 163W 55S 169W, slow moving.
Low L1 941hPa near 64S 138W, moving south 15kt.
Area A3 bounded by 65S 160E 59S 160E 61S 152W 67S 161W 65S 160E, slow moving.
Trough T2 66S 172W 59S 169W 55S 169W, moving east 5kt.
Low L2 968hPa near 55S 175W, moving eastnortheast 25kt.
Part 3 - Forecast:
Refer to latest warnings.
Within A1: Heavy ice accretion as in warning 057.
East of T1: Northerly quarter 25kt at times, with gales as in warning 053, areas of fog, with poor visibility in precipitation.
Within 480 nautical miles west of T1 from 55S 130W to 60S 125W: Areas of heavy swell.
Within 300 nautical miles west of T1: Westerly quarter 25kt at times, poor visibility in precipitation at times, areas of heavy swell.
Within A2: Easterly quarter 25kt developing by 030600UTC, with gales as in warning 054, areas of poor visibility in precipitation.
Within 420 nautical miles of L1: Clockwise 25kt, with gales as in warning 052, areas of poor visibility in precipitation, areas of heavy swell.
Within A3: Heavy ice accretion as in warning 058.
West of T2: Southerly quarter 25kt at times, with gales as in warning 056, areas of poor visibility in precipitation, areas of heavy southwest swell.
Within 300 nautical miles of L2: Clockwise 25kt, with storms and gales as in warning 050, areas of poor visibility in showers, areas of heavy swell.
Southern Ice Edge between 160E and 120W issued 02 Aug 2026 UTC
62.1S,160.0E 62.8S,170.0E 64.7S,180.0
64.6S,170.0W 63.5S,160.0W 60.1S,150.0W
62.6S,140.0W 67.0S,130.0W 68.2S,120.0W
Ice edge not for navigational purposes.
MARINE WEATHER BULLETIN FOR PACIFIC
Area from 25S to 55S and 170W to 120W.
Issued by Meteorological Service of New Zealand,
Wellington issued at 021957UTC Valid until 031200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 050 051 053 054 055
Part 2 - Situation analysis at 021800UTC:
Trough T1 29S 134W 44S 122W 51S 117W, moving east 40kt.
Front F1 40S 142W 49S 135W 55S 132W, moving eastsoutheast 35kt.
Trough T2 25S 172W 38S 149W 44S 139W, moving east 15kt.
Low L1 979hPa near 49S 141W, moving eastsoutheast 40kt.
Trough T3 37S 161W 43S 154W 53S 153W, moving eastsoutheast 40kt.
Low L2 978hPa near 52S 159W, moving east 30kt.
Front F2 43S 170W 48S 168W 55S 170W, moving east 45kt.
Part 3 - Forecast:
Refer to latest warnings.
East of T1: Areas of heavy westerly swell.
Within 360 nautical miles east of F1: Westerly 25kt, with gales as in warning 051, areas of poor visibility in showers.
Within 240 nautical miles northeast of T2: Northwest quarter 25kt at times, areas of poor visibility in showers.
Within 660 nautical miles southwest of T2: Areas of poor visibility in showers, areas of heavy westerly swell.
Within 360 nautical miles of L1: Clockwise 25kt, with gales as in warning 053, areas of poor visibility in showers, areas of heavy swell.
Within 480 nautical miles west of T3: Westerly quarter 25kt at times, areas of poor visibility in showers, areas of heavy westerly swell.
Within 240 nautical miles of L2: Clockwise 25kt, with gales as in warning 054, areas of poor visibility in showers, areas of heavy swell.
Within 180 nautical miles east of F2: Northwest quarter 25kt at times, areas of poor visibility in showers, areas of heavy westerly swell.
West of F2: Westerly 25kt, with storms and gales as in warnings 050 055, areas of poor visibility in showers, areas of heavy westerly swell.
Outlook for the following 72 hours:
Through out area: heavy swell at times. Low about 53S 162W, moving eastsoutheast. About low: clockwise 30kt to gale and areas of heavy swell. In a small northern semicircle about low: clockwise storm easing to gale by 040000UTC. First front about 28S 163W extending south, moving southeast. East of front: northerly quarter 30kt to gale developing by 041200UTC. Second front expected about western boundary near 45S 170W extending southeast, moving northnortheast. South of second front: southwest quarter 30kt to gale.