MARINE WEATHER BULLETIN FOR ISLANDS AREA
EQUATOR TO 25S BETWEEN 160E AND 120W.
ISSUED BY FIJI METEOROLOGICAL SERVICE Jan 182000 UTC.
PART 1 : WARNING NIL.
PARTS 2 AND 3 : SYNOPSIS AND FORECAST VALID UNTIL Jan 191800 UTC.
TROUGH T1 06S 161E 15S 166E 20S 164E SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL RAIN, HEAVY AT TIMES AND FEW THUNDERSTORMS WITHIN 120
NAUTICAL MILES OF T1.
TROUGH T2 15S 175E 19S 169E SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS, HEAVY AT TIMES AND FEW THUNDERSTORMS WITHIN 140
NAUTICAL MILES OF T2.
TROUGH T3 05S 175W 10S 179E 19S 172W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS AND FEW THUNDERSTORMS WITHIN 120 NAUTICAL MILES OF
T3.
TROUGH T4 10S 172W 25S 165W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS AND ISOLATED THUNDERSTORMS WITHIN 120 NAUTICAL
MILES OF T4.
TROUGH T5 11S 159W 25S 156W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS AND ISOLATED THUNDERSTORMS WITHIN 110 NAUTICAL
MILES OF T5.
TROUGH T6 14S 147W 20S 144W 25S 148W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL RAIN, HEAVY AT TIMES AND FEW THUNDERSTORMS WITHIN 150
NAUTICAL MILES OF T6.
IN THE AREA NORTH OF 16S AND WEST OF 168E, EXPECT NORTH TO NORTHWEST
WINDS UPTO 30 KNOTS. ROUGH TO VERY ROUGH SEAS.
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 181904UTC Valid until 191200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 103
Part 2 - Situation analysis at 181800UTC:
Ridge R1 55S 143W 60S 140W 64S 136W, moving east 30kt.
Low L1 953hPa near 68S 174W, moving eastnortheast 15kt.
Part 3 - Forecast:
Refer to latest warnings.
East of R1: Westerly quarter 30kt at times.
East of R1 from 55S 143W to 60S 140W: Areas of heavy westerly quarter swell.
Within 180 nautical miles west of R1: Northwest quarter 25kt.
Within 1080 nautical miles of L1: Clockwise 40kt at times, with gales as in warning 103, areas of poor visibility in showers and rain, areas of heavy swell.
Southern Ice Edge between 160E and 120W issued 18 Jan 2026 UTC
65.8S,160.0E 68.7S,170.0E 70.3S,180.0
69.2S,170.0W 71.4S,160.0W 70.8S,150.0W
71.0S,140.0W 69.9S,130.0W 69.7S,120.0W
Ice edge not for navigational purposes.
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 181904UTC Valid until 191200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: NIL
Part 2 - Situation analysis at 181800UTC:
Low L1 953hPa near 68S 174W, moving eastnortheast 15kt.
Area A1 bounded by 40S 175E 41S 175E 40S 163E 40S 175E, slow moving.
Part 3 - Forecast:
Refer to latest warnings.
Within 1080 nautical miles of L1: Clockwise 40kt at times, areas of poor visibility in showers and rain, areas of heavy swell.
Within A1: Easterly quarter 30kt.
Outlook for the following 72 hours:
Area bounded by 55S 170E 44S 170W 55S 170W 55S 170E. Within area: Southwest 30kt to gale, easing by 200600UTC, and areas of heavy swell, easing by 210600UTC. West of New Zealand: Easterly gale and areas of heavy swell, both developing by 211200UTC. East of New Zealand: Northeast gale developing by 220600UTC.
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 181904UTC Valid until 191200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: NIL
Part 2 - Situation analysis at 181800UTC:
Front F1 36S 173W 37S 172W 38S 170W, slow moving, weakening by 190600UTC.
Front F2 32S 168E 34S 175E 36S 176W, slow moving.
Part 3 - Forecast:
Refer to latest warnings.
Within 180 nautical miles northeast of F1: Areas of poor visibility in showers and rain.
Within 600 nautical miles southwest of F2: Easterly quarter 30kt at times, areas of poor visibility in showers and rain.
Within 300 nautical miles north of F2 from 34S 175E to 36S 176W: Areas of poor visibility in showers and rain developing by 190600UTC.
Outlook for the following 72 hours:
West of New Zealand: Easterly 30kt, easing by 210000UTC. Low developing by 210600UTC near 32S 168W, moving to the west of New Zealand throughout the period. Broad area about low: Clockwise 30kt to gale at times, with areas of areas heavy swell.
MARINE WEATHER BULLETIN FOR PACIFIC
Area from 25S to 55S and 170W to 120W.
Issued by Meteorological Service of New Zealand,
Wellington issued at 181904UTC Valid until 191200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: NIL
Part 2 - Situation analysis at 181800UTC:
Front F1 50S 147W 54S 133W 55S 120W, moving east 45kt.
Ridge R1 33S 130W 32S 139W 29S 159W, slow moving.
Trough T1 40S 160W 44S 151W 47S 144W, moving eastsoutheast 20kt.
Front F2 38S 170W 40S 165W 42S 160W, slow moving.
Low L1 953hPa near 68S 174W, moving eastnortheast 15kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 480 nautical miles north of F1: Westerly quarter 25kt.
Within 180 nautical miles northeast of F1: Areas of poor visibility in showers and rain.
Within 240 nautical miles south of F1: Areas of heavy westerly quarter swell.
North of R1: Areas of poor visibility in showers and rain.
Within 240 nautical miles northeast of T1: Areas of poor visibility in showers and rain.
Within 240 nautical miles north of F2: Areas of poor visibility in showers and rain.
Within 60 nautical miles south of F2: Areas of poor visibility in showers and rain.
Within 1080 nautical miles of L1: Clockwise 40kt at times, areas of poor visibility in showers and rain, areas of heavy swell.
Outlook for the following 72 hours:
Trough along 163W between 55S and 43S, moving east. East of trough: Clockwise 30kt at times, with heavy swell at times. West of trough: Clockwise 30kt at times, with area of heavy swell. Low developing by 211200UTC near 32S 160W, slow moving. Broad area about low: Clockwise 30kt to gale at times, with areas of heavy swell.