MARINE WEATHER BULLETIN FOR ISLANDS AREA
EQUATOR TO 25S BETWEEN 160E AND 120W.
ISSUED BY FIJI METEOROLOGICAL SERVICE AUG 232000 UTC.
PART 1 : WARNING NIL.
PARTS 2 AND 3 : SYNOPSIS AND FORECAST VALID UNTIL AUG 241800 UTC.
LOW PRESSURE L CENTRE [1009HPA] WAS ANALYSED NEAR 07.0S 161.0E AT
231800UTC. POSITION POOR. SLOW MOVING.
TROUGH T1 06S 160E TO L TO 14S 170E 20S 172E SLOW MOVING. POOR
VISIBILITY IN OCCASIONAL RAIN AND POSSIBLE THUNDERSTORMS WITHIN 140
NAUTICAL MILES OF T1.
TROUGH T2 12S 175E 05S 178E EQT 179W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS, HEAVY AT TIMES AND ISOLATED THUNDERSTORMS WITHIN
120 NAUTICAL MILES OF T2.
TROUGH T3 11S 174W 05S 170W EQT 162W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS WITHIN 120 NAUTICAL MILES OF T3.
IN THE AREA SOUTH OF 11S AND WEST OF 164W, EXPECT SOUTHEAST WINDS UP
TO 30 KNOTS. ROUGH TO VERY ROUGH SEAS.
IN THE AREA SOUTH OF 08S AND WEST OF 150W, 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 231912UTC Valid until 241200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: NIL
Part 2 - Situation analysis at 231800UTC:
Front F1 36S 177W 38S 175W 40S 173W, moving east 25kt.
Area A1 bounded by 34S 167E 34S 173E 40S 176E 40S 163E 34S 167E, slow moving.
Part 3 - Forecast:
Refer to latest warnings.
Within 240 nautical miles east of F1: Northwest quarter 25kt.
Within 300 nautical miles west of F1: Southwest quarter 25kt.
Within A1: Heavy southwest quarter swell, easing by 241200UTC.
Outlook for the following 72 hours:
Front expected near 35S 164E 38S 165E 40S 165E by 261800UTC, then moving east. Within 120 nautical miles east of Front: Northwest quarter 30kt to gale at times. Within 180 nautical miles west of Front: Heavy westerly swell at times.
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 231912UTC Valid until 241200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 471 473
Part 2 - Situation analysis at 231800UTC:
Ridge R1 43S 146E 43S 170E 31S 170W, moving east 30kt.
Part 3 - Forecast:
Refer to latest warnings.
Throughout area: Areas of heavy westerly quarter swell.
South of R1: Westerly quarter 30kt, with storms and gales as in warnings 471 473.
Outlook for the following 72 hours:
Front 40S 157E 45S 163E 55S 175E, moving east. East of Front from 45S 163E to 55S 175E: Northwest 30kt to gale. West of Front: Areas of heavy westerly swell. East of Front: Areas of heavy westerly swell. West of Front from 45S 163E to 55S 175E: Southwest 30kt to gale. Low expected near 43S 161E by 261200UTC, then moving eastsoutheast. Within 420 nautical miles of Low: Clockwise 30kt to gale at times.
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 231912UTC Valid until 241200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 471 473
Part 2 - Situation analysis at 231800UTC:
Low L1 977hPa near 52S 127W, moving northnortheast 5kt.
Front F1 55S 172W 61S 174W 64S 176W, moving east 20kt.
Low L2 958hPa near 58S 156E, moving eastsoutheast 30kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 420 nautical miles of L1 in eastern semicircle: Clockwise 25kt developing by 241200UTC, areas of poor visibility in rain developing by 241200UTC.
Within 420 nautical miles of L1 in western semicircle: Clockwise 30kt at times.
Within 720 nautical miles east of F1: Northerly quarter 30kt at times, with gales as in warning 473, areas of fog, with poor visibility in precipitation.
Within 480 nautical miles west of F1: Southwest quarter 30kt at times, with gales as in warning 473, areas of heavy westerly quarter swell developing by 240000UTC.
Within 540 nautical miles of L2 in sector from west through north to southeast: Clockwise 30kt, with storms and gales as in warning 471, areas of heavy swell.
Southern Ice Edge between 160E and 120W issued 23 Aug 2026 UTC
62.5S,160.0E 63.0S,170.0E 64.1S,180.0
63.0S,170.0W 62.6S,160.0W 59.1S,150.0W
61.8S,140.0W 66.2S,130.0W 67.2S,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 231912UTC Valid until 241200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 472 473
Part 2 - Situation analysis at 231800UTC:
Low L1 977hPa near 52S 127W, moving northnortheast 5kt.
Ridge R1 27S 158W 36S 142W 47S 131W, moving east 35kt.
Front F1 35S 176W 47S 172W 55S 172W, moving east 30kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 420 nautical miles of L1 in eastern semicircle: Clockwise 25kt developing by 241200UTC, areas of poor visibility in rain developing by 241200UTC.
Within 420 nautical miles of L1 in western semicircle: Clockwise 30kt at times.
Northeast of R1: Areas of heavy southwest quarter swell.
Northeast of R1 from 36S 142W to 47S 131W: Westerly quarter 30kt, with gales as in warning 472.
Within 300 nautical miles west of R1 from 36S 142W to 47S 131W: Westerly 25kt developing by 240600UTC.
Within 420 nautical miles east of F1: Northwest quarter 30kt at times, with gales as in warning 473.
Within 480 nautical miles west of F1: Westerly quarter 30kt at times, with gales as in warning 473, areas of heavy westerly quarter swell.
Outlook for the following 72 hours:
Low near 49S 127W, moving eastnortheast. Within 420 nautical miles of Low in sector from south through west to east: Clockwise 30kt to gale at times. First Front 26S 140W 37S 128W 45S 123W, moving east. Northeast of First Front: Areas of heavy westerly swell. East of First Front from 37S 128W to 45S 123W: Northwest quarter 30kt to gale at times. Trough 37S 173W 47S 163W 55S 156W, moving east. West of Trough: Areas of heavy westerly swell. Second Front expected near 40S 175E 43S 168W 47S 156W by 251800UTC, then moving eastnortheast. Southwest of Second Front: Southwest quarter 30kt to gale at times.