MARINE WEATHER BULLETIN FOR ISLANDS AREA
EQUATOR TO 25S BETWEEN 160E AND 120W.
ISSUED BY FIJI METEOROLOGICAL SERVICE EQUATOR to 25S between 160E and
120W
issued by Fiji Meteorological Service Mar 160800 UTC.
PART 1 : WARNINGNIL.
PARTS 2 AND 3 : SYNOPSIS AND FORECAST VALID UNTIL Mar 170600 UTC.
LOW PRESSURE L CENTRE [1008HPA] WAS ANALYSED NEAR 20.0S 177.0W AT
160600UTC. POSITION POOR. SLOW MOVING.
TROUGH T1 13S 160E 20S 170E 25S 180 SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS, HEAVY AT TIMES AND FEW THUNDERSTORMS WITHIN 180
NAUTICAL MILES OF T1.
TROUGH T2 05S 173E 11S 180 12S 168W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS AND FEW THUNDERSTORMS WITHIN 150 NAUTICAL MILES OF
T2.
TROUGH T3 13S 176W TO L TO 25S 173W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS, HEAVY AT TIMES AND FEW THUNDERSTORMS WITHIN 130
NAUTICAL MILES OF T3.
TROUGH T4 23S 164W 20S 160W 18S 155W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS AND ISOLATED THUNDERSTORMS WITHIN 120 NAUTICAL
MILES OF T4.
TROUGH T5 18S 150W 21S 140W 25S 134W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS, HEAVY AT TIMES AND FEW THUNDERSTORMS WITHIN 140
NAUTICAL MILES OF T5.
IN THE AREA SOUTH OF 08S AND EAST OF 168W, EXPECT MODERATE SOUTHERLY
SWELLS.
IN THE AREA SOUTH OF 20S AND WEST OF 170E, EXPECT EASTERLY WINDS 20
TO 25 KNOTS. ROUGH SEAS. MODERATE SOUTHWEST 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 160657UTC Valid until 171200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: NIL
Part 2 - Situation analysis at 160600UTC:
Trough T1 22S 172E 27S 180 29S 170W, moving south 10kt.
Ridge R1 30S 168E 33S 173E 36S 177E, moving north 10kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 360 nautical miles north of T1: Poor visibility in showers and rain at times.
Within 480 nautical miles southwest of R1: Areas of heavy swell, easing.
Outlook for the following 72 hours:
Low expected near 34S 179W by 181800UTC, then moving southsoutheast. Within 360 nautical miles of Low: Clockwise 30kt to gale, areas of heavy swell.
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 160657UTC Valid until 171200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: NIL
Part 2 - Situation analysis at 160600UTC:
Front F1 47S 177W 51S 170W 57S 159W, moving east 50kt.
Ridge R1 41S 173E 41S 178W 41S 170W, moving east 30kt.
Front F2 expected near 52S 166E 55S 166E 63S 156E by 161800UTC, then slow moving.
Part 3 - Forecast:
Refer to latest warnings.
Within 240 nautical miles northeast of F1: Northwest 25kt, poor visibility in showers and rain.
Within 300 nautical miles southwest of F1: Westerly 25kt, poor visibility in showers and rain.
South of R1: Areas of heavy swell.
Within 300 nautical miles west of F2: Northwest 25kt, areas of poor visibility in precipitation.
Outlook for the following 72 hours:
First Low near 40S 174W by 200000UTC, moving eastsoutheast. Within 360 nautical miles of Low in sector from northeast through southeast to northwest: Clockwise 30kt to gale, areas of heavy swell. Second Low near 49S 164E, moving southeast. Within 480 nautical miles of Second Low in eastern semicircle: Clockwise 30kt to gale. Within 360 nautical miles of Second Low in western semicircle: Clockwise 30kt to gale developing by 171800UTC. Front expected near 48S 154E 53S 161E 60S 176E by 181800UTC, then moving east. Within 300 nautical miles east of Front: Northwest 30kt to gale. West of Front: westerly 30kt to gale, areas of heavy swell.
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 160657UTC Valid until 171200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 188
Part 2 - Situation analysis at 160600UTC:
Trough T1 55S 138W 63S 136W 72S 140W, moving east 40kt.
Front F1 55S 162W 64S 156W 68S 156W, moving east 30kt.
Area A1 bounded by 79S 166E 66S 160E 69S 165W 80S 160W 79S 166E, slow moving.
Low L1 965hPa near 68S 160W, moving eastnortheast 15kt.
Front F2 expected near 52S 166E 55S 166E 63S 156E by 161800UTC, then slow moving.
Part 3 - Forecast:
Refer to latest warnings.
East of T1: Areas of fog, with poor visibility in precipitation.
Within 540 nautical miles west of T1: Areas of fog, with poor visibility in precipitation.
Within 300 nautical miles east of F1: Northwest 25kt, areas of poor visibility in precipitation.
Within 720 nautical miles west of F1 from 55S 162W to 64S 156W: Westerly 25kt, areas of poor visibility in precipitation, areas of heavy swell.
Within A1: Heavy ice accretion as in warning 188.
Within 540 nautical miles of L1 in sector from south through west to northwest: Clockwise 25kt, poor visibility in precipitation.
Within 300 nautical miles west of F2: Northwest 25kt, areas of poor visibility in precipitation.
Southern Ice Edge between 160E and 120W issued 16 Mar 2026 UTC
68.1S,160.0E 71.4S,170.0E 76.9S,180.0
75.9S,170.0W 72.1S,160.0W 71.9S,150.0W
71.7S,140.0W 69.5S,130.0W 70.1S,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 160657UTC Valid until 171200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: NIL
Part 2 - Situation analysis at 160600UTC:
Trough T1 39S 129W 42S 123W 45S 117W, slow moving.
Front F1 25S 145W 32S 135W 40S 128W, slow moving.
Front F2 31S 176W 47S 149W 55S 139W, slow moving.
Ridge R1 41S 169W 47S 159W 55S 150W, moving east 25kt.
Front F3 47S 177W 51S 170W 57S 159W, moving east 50kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 300 nautical miles northeast of T1: Areas of fog, with poor visibility in drizzle.
Within 240 nautical miles northeast of F1: Poor visibility in showers and rain.
Within 300 nautical miles northeast of F2: Areas of poor visibility in showers, rain and precipitation.
Within 960 nautical miles east of F2 from 47S 149W to 55S 139W: Areas of fog, with poor visibility in drizzle developing by 161200UTC.
West of R1: Areas of heavy swell.
Within 240 nautical miles northeast of F3: Northwest 25kt, poor visibility in showers and rain.
Within 300 nautical miles southwest of F3: Westerly 25kt, poor visibility in showers and rain.
Outlook for the following 72 hours:
First Low expected near 39S 139W by 190000UTC, then moving eastnortheast. Within 480 nautical miles of First Low in sector from southeast through southwest to north: Clockwise 30kt to gale, heavy swell at times. Within 480 nautical miles of First Low in sector from north through east to southeast: Clockwise 30kt to gale at times. Within 840 nautical miles of First Low in sector from southwest through northwest to north: Heavy swell developing by 200600UTC. Within 300 nautical miles of First Low in sector from southeast through southwest to north: Clockwise storm developing by 191800UTC. Second Low near 40S 174W, moving eastsoutheast. Within 360 nautical miles of Second Low in sector from northeast through southeast to northwest: Clockwise 30kt, areas of heavy swell. Front 48S 171W 52S 167W 59S 160W, moving east. Within 360 nautical miles east of Front: Northwest 30kt to gale. Within 480 nautical miles west of Front: Northerly 30kt to gale, areas of heavy swell.