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 312020UTC Valid until 011200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 710
Part 2 - Situation analysis at 311800UTC:
Front F1 25S 170E 33S 170E 40S 169E, moving east 5kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 240 nautical miles east of F1: Northwest 25kt, poor visibility in rain, areas of heavy swell developing by 010600UTC.
Within 600 nautical miles east of F1: Northerly quarter 30kt at times, with gales as in warning 710.
West of F1 from 25S 170E to 33S 170E: Areas of poor visibility in rain developing by 011200UTC.
Outlook for the following 72 hours:
Trough 26S 173E 34S 172E 40S 169E, moving southeast. Within 480 nautical miles east of Trough: Northerly quarter 30kt to gale, easing by 031200UTC, areas of heavy northerly quarter swell, easing by 031200UTC.
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 312020UTC Valid until 011200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: NIL
Part 2 - Situation analysis at 311800UTC:
Front F1 49S 165E 53S 175E 55S 170W, slow moving.
Front F2 38S 164E 44S 166E 48S 168E, moving southsouthwest 10kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 840 nautical miles northeast of F1: Northerly quarter 25kt at times, areas of fog.
Within 180 nautical miles southwest of F1 from 49S 165E to 53S 175E: Poor visibility in rain developing by 010600UTC.
Within 180 nautical miles east of F2: Northerly quarter 25kt at times, poor visibility in rain.
Outlook for the following 72 hours:
First Trough 40S 173E 45S 173E 50S 172E, moving east. Within 360 nautical miles east of First Trough: Northwest quarter 30kt to gale, easing by 031200UTC. Second Trough expected near 44S 157E 46S 164E 48S 170E by 031200UTC, then moving eastsoutheast. Within 180 nautical miles northeast of Second Trough: Northerly quarter 30kt to gale. Within 300 nautical miles southwest of Second Trough: Easterly quarter 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 312020UTC Valid until 011200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 707 708 709 711 712
Part 2 - Situation analysis at 311800UTC:
Front F1 55S 124W 59S 126W 66S 132W, moving east 15kt.
Area A1 bounded by 68S 127W 66S 160E 61S 165E 61S 138W 68S 127W, slow moving.
Front F2 55S 149W 61S 154W 65S 159W, moving east 35kt.
Low L1 947hPa near 66S 169W, moving eastnortheast 35kt.
Area A2 bounded by 56S 158E 55S 179E 66S 176W 62S 151E 56S 158E, moving east 35kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 300 nautical miles east of F1: Northerly quarter 30kt at times, with gales as in warning 708.
Within 540 nautical miles northwest of F1: Southwest 30kt at times, with gales as in warning 709.
Within A1: Heavy ice accretion as in warnings 711 712.
East of F2: Heavy westerly quarter swell at times.
Within 480 nautical miles west of F2: Areas of fog, with poor visibility in precipitation, easing by 011200UTC.
Within 300 nautical miles west of F2 from 55S 149W to 61S 154W: Heavy westerly quarter swell.
Within 600 nautical miles of L1 in sector from southwest through northwest to southeast: Clockwise 30kt, with storms and gales as in warning 707.
Within A2: Heavy westerly quarter swell.
Southern Ice Edge between 160E and 120W issued 31 May 2026 UTC
62.9S,160.0E 65.2S,170.0E 65.9S,180.0
64.8S,170.0W 64.6S,160.0W 65.1S,150.0W
64.6S,140.0W 67.0S,130.0W 66.9S,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 312020UTC Valid until 011200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 707 709
Part 2 - Situation analysis at 311800UTC:
Front F1 25S 149W 27S 137W 29S 120W, moving east 20kt.
Ridge R1 44S 170W 41S 139W 40S 120W, moving north 10kt.
Low L1 1018hPa near 32S 152W, slow moving.
Part 3 - Forecast:
Refer to latest warnings.
Within 120 nautical miles north of F1: Poor visibility in showers, areas of heavy southerly quarter swell, easing by 010600UTC.
Within 840 nautical miles south of F1 from 27S 137W to 29S 120W: Heavy southerly quarter swell.
Within 180 nautical miles south of F1 from 25S 149W to 27S 137W: Poor visibility in showers developing by 010600UTC.
South of R1: Westerly quarter 30kt at times, with storms and gales as in warnings 707 709, areas of heavy westerly quarter swell.
Within 360 nautical miles of L1 in sector from north through east to west: Areas of poor visibility in showers.
Within 540 nautical miles of L1 in sector from south through west to northwest: Clockwise 25kt at times.
Outlook for the following 72 hours:
Ridge 50S 170W 40S 139W 40S 98W, moving northeast. Southwest of Ridge: Westerly quarter 30kt to gale, areas of heavy westerly quarter swell. Front expected near 55S 136W 50S 135W 48S 138W by 020000UTC, then moving east. Within 420 nautical miles west of Front: Southwest quarter 40kt to storm, easing by 030000UTC. Low near 32S 155W, moving east. Within 240 nautical miles of Low in sector from east through south to northwest: Clockwise 30kt to gale at times.
MARINE WEATHER BULLETIN FOR ISLANDS AREA
EQUATOR TO 25S BETWEEN 160E AND 120W.
ISSUED BY FIJI METEOROLOGICAL SERVICE May 312000 UTC.
PART 1 : WARNING NIL.
PARTS 2 AND 3 : SYNOPSIS AND FORECAST VALID UNTIL Jun 011800 UTC.
TROUGH T1 01S 160E 12S 175E SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS, HEAVY AT TIMES AND FEW THUNDERSTORMS WITHIN 140
NAUTICAL MILES OF T1.
WEAK TROUGH T2 11S 163E 125S 174E SLOW MOVING. POOR VISIBILITY IN
SOME SHOWERS AND ISOLATED THUNDERSTORMS WITHIN 100 NAUTICAL MILES OF
T2.
WEAK TROUGH T3 18S 175E 14S 180 14S 163W SLOW MOVING. POOR VISIBILITY
IN SOME SHOWERS AND ISOLATED THUNDERSTORMS WITHIN 100 NAUTICAL MILES
OF T3.
TROUGH T4 15S 161E 20S 150W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS, HEAVY AT TIMES AND FEW THUNDERSTORMS WITHIN 140
NAUTICAL MILES OF T4.
TROUGH T5 21S 153W 25S 149W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS AND FEW THUNDERSTORMS WITHIN 120 NAUTICAL MILES OF
T5.
IN THE AREA SOUTH OF 15S, BETWEEN 175E AND 155W, EXPECT SOUTHEAST TO
NORTHEAST WINDS 20 TO 25 KNOTS. ROUGH SEAS.
IN THE AREA EAST OF 170W, EXPECT MODERATE TO HEAVY SOUTHERLY SWELLS.
IN THE AREA SOUTH OF 20S AND BETWEEN 165E AND 175E, EXPECT MODERATE
NORTHEAST SWELLS.