MARINE WEATHER BULLETIN FOR ISLANDS AREA
EQUATOR TO 25S BETWEEN 160E AND 120W.
ISSUED BY FIJI METEOROLOGICAL SERVICE Mar 132000 UTC.
PART 1 : WARNING NIL.
PARTS 2 AND 3 : SYNOPSIS AND FORECAST VALID UNTIL Mar 141800 UTC.
TROUGH T1 09S 160E 25S 179E SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS AND ISOLATED THUNDERSTORMS WITHIN 140 NAUTICAL
MILES OF T1.
TROUGH T2 06S 174E 07S 165W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS AND ISOLATED THUNDERSTORMS WITHIN 120 NAUTICAL
MILES OF T2.
TROUGH T3 09S 162W 10S 153W 15S 141W 21S 134W SLOW MOVING. POOR
VISIBILITY IN OCCASIONAL SHOWERS AND ISOLATED FEW THUNDERSTORMS
WITHIN 120 NAUTICAL MILES OF T3.
WEAK TROUGH T4 17S 167W 22S 163W SLOW MOVING. POOR VISIBILITY IN SOME
SHOWERS AND ISOLATED THUNDERSTORMS WITHIN 100 NAUTICAL MILES OF T4.
IN THE AREA SOUTH OF 15S 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 131843UTC Valid until 141200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: NIL
Part 2 - Situation analysis at 131800UTC:
Trough T1 26S 178E 31S 177W 40S 176W, moving northeast 10kt.
Front F1 32S 171E 35S 175E 40S 179E, moving east 15kt.
Part 3 - Forecast:
Refer to latest warnings.
East of T1: Poor visibility in showers and rain.
Within 420 nautical miles southwest of F1: Southwest quarter 25kt at times, poor visibility in showers and rain.
Outlook for the following 72 hours:
Slow moving ridge expected along 35S and west of New Zealand. South of ridge: Heavy southwest swell developing by 150600UTC, easing by 160600UTC.
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 131843UTC Valid until 141200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 163 164
Part 2 - Situation analysis at 131800UTC:
Front F1 40S 177E 49S 176W 60S 163W, moving eastsoutheast 35kt.
Low L1 957hPa near 62S 161E, moving east 15kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 360 nautical miles northeast of F1: Northwest 25kt, with gales as in warning 163, fog, with poor visibility in showers at times.
Within 300 nautical miles southwest of F1: Poor visibility in showers and rain, areas of heavy swell.
Within 1020 nautical miles of L1 in northwest semicircle: Clockwise 25kt, with gales as in warning 164, poor visibility in showers and rain at times, areas of heavy swell.
Within 660 nautical miles of L1 in southeast semicircle: Poor visibility in precipitation at times.
Outlook for the following 72 hours:
Throughout area: Heavy southwest quarter swell, easing west of New Zealand by 160000UTC and elsewhere by 170000UTC. Ridge along 160E at 141200UTC, moving east. East of ridge and south of 45S: Westerly quarter 30kt to gale, easing by 160000UTC. Low expected near 53S 175E at 151800UTC, moving east. In northern semicircle of low: Clockwise 30kt to gale.
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 131843UTC Valid until 141200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 162 163 164 165
Part 2 - Situation analysis at 131800UTC:
Ridge R1 58S 149W 56S 133W 55S 117W, moving east 20kt.
Area A1 bounded by 73S 158W 81S 160W 75S 152E 69S 167E 73S 158W, slow moving.
Front F1 40S 177E 49S 176W 60S 163W, moving eastsoutheast 35kt.
Front F2 55S 172W 62S 168W 70S 177E, moving east 30kt.
Low L1 957hPa near 68S 175W, moving southeast 25kt.
Low L2 957hPa near 62S 161E, moving east 15kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 660 nautical miles south of R1: Westerly 25kt at times.
Within A1: Heavy ice accretion as in warning 165.
Within 360 nautical miles northeast of F1: Northwest 25kt, with gales as in warning 163, fog, with poor visibility in showers at times.
Within 300 nautical miles southwest of F1: Poor visibility in showers and rain, areas of heavy swell.
Within 900 nautical miles east of F2: Areas of fog, with poor visibility in precipitation.
Within 420 nautical miles of L1: Clockwise 25kt, with gales as in warning 162, poor visibility in precipitation at times, heavy swell.
Within 1020 nautical miles of L2 in northwest semicircle: Clockwise 25kt, with gales as in warning 164, poor visibility in showers and rain at times, areas of heavy swell.
Within 660 nautical miles of L2 in southeast semicircle: Poor visibility in precipitation at times.
Southern Ice Edge between 160E and 120W issued 13 Mar 2026 UTC
68.1S,160.0E 71.4S,170.0E 77.1S,180.0
76.7S,170.0W 71.8S,160.0W 71.8S,150.0W
71.8S,140.0W 70.1S,130.0W 71.0S,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 131843UTC Valid until 141200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 163
Part 2 - Situation analysis at 131800UTC:
Front F1 39S 130W 42S 124W 46S 117W, moving eastsoutheast 5kt.
Low L1 1005hPa near 44S 121W, moving east 20kt.
Trough T1 32S 170W 28S 158W 32S 145W 43S 127W, moving north 10kt.
Low L2 990hPa near 46S 139W, moving south 5kt.
Front F2 40S 177E 49S 176W 60S 163W, moving eastsoutheast 35kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 300 nautical miles northeast of F1: Fog, with poor visibility in precipitation.
Within 180 nautical miles of L1: Clockwise 25kt at times, poor visibility in showers and rain at times, areas of heavy swell.
Within 420 nautical miles north of T1: Poor visibility in showers and rain.
Within 480 nautical miles of L2 in sector from east through south to northwest: Clockwise 25kt at times, poor visibility in showers and rain at times.
Within 240 nautical miles of L2 in sector from northwest through northeast to east: Clockwise 25kt at times, poor visibility in showers and rain at times.
Within 360 nautical miles northeast of F2: Northwest 25kt, with gales as in warning 163, fog, with poor visibility in showers at times.
Within 300 nautical miles southwest of F2: Poor visibility in showers and rain, areas of heavy swell.
Outlook for the following 72 hours:
Trough extends southeast from 45S 170W at 141200UTC, moving east. In a band northeast of front: Northerly quarter 30kt to gale easing by 151200UTC. Ridge expected to extend southsoutheast from 45S 170W at 160000UTC. In a band east of ridge and south of 50s: Westerly 30kt to gale easing by 161200UTC. West of ridge: Heavy westerly quarter swell developing by 161200UTC. West of ridge and south of 45S: Northwest quarter 30kt to gale developing by 160600UTC.