MARINE WEATHER BULLETIN FOR ISLANDS AREA
EQUATOR TO 25S BETWEEN 160E AND 120W.
ISSUED BY FIJI METEOROLOGICAL SERVICE Jan 312000 UTC.
PART 1 : WARNING NIL.
PARTS 2 AND 3 : SYNOPSIS AND FORECAST VALID UNTIL Feb 011800 UTC.
LOW PRESSURE L CENTER [1005HPA] WAS ANALYSED NEAR 23.2S 173.5W AT
301800UTC. POSITION GOOD. SLOW MOVING.
CONVERGENCE ZONE CZ 10S 160E 09S 170E 12S 175W 18S 171W TO L. CZ SLOW
MOVING. POOR VISIBILITY IN OCCASIONAL RAIN, HEAVY AT TIMES AND FEW
THUNDERSTORMS WITHIN 140 NAUTICAL MILES OF CZ.
TROUGH T1 EQT 168E 09S 175W 14S 169W 19S 169W SLOW MOVING. POOR
VISIBILITY IN OCCASIONAL SHOWERS, HEAVY AT TIMES AND FEW
THUNDERSTORMS WITHIN 120 NAUTICAL MILES OF T1.
TROUGH T2 07S 150W 15S 165W 23S 171W SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS, HEAVY AT TIMES AND FEW THUNDERSTORMS WITHIN 120
NAUTICAL MILES OF T2.
TROUGH T3 20S 176W TO L TO 25S 172W. T3 SLOW MOVING. POOR VISIBILITY
IN OCCASIONAL SHOWERS, HEAVY AT TIMES AND ISOLATED THUNDERSTORMS
WITHIN 100 NAUTICAL MILES OF T3.
TROUGH T4 01S 160E 09S 166E SLOW MOVING. POOR VISIBILITY IN
OCCASIONAL SHOWERS AND ISOLATED THUNDERSTORMS WITHIN 120 NAUTICAL
MILES OF T4.
WITHIN 180 NAUTICAL MILES EAST OF CZ AND SOUTH OF 12S, EXPECT
NORTHWESTERLY WINDS 20 TO 30 KNOTS. ROUGH TO VERY ROUGH SEAS.
MODERATE NORTHWESTERLY 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 311805UTC Valid until 011200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: NIL
Part 2 - Situation analysis at 311800UTC:
High H1 1015hPa near 35S 178W, slow moving.
Part 3 - Forecast:
Refer to latest warnings.
High H1: Dominates the area.
Outlook for the following 72 hours:
Front expected at western boundary, south of 35S, at 020000UTC, moving east. West of front: Southwest quarter 30kt to gale, easing by 031200UTC, with heavy southwest swell, easing by 040000UTC.
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 311805UTC Valid until 011200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 183
Part 2 - Situation analysis at 311800UTC:
Front F1 55S 134W 61S 137W 70S 147W, slow moving.
Low L1 955hPa near 63S 151W, moving westsouthwest 5kt.
Area A1 bounded by 55S 178W 55S 157W 57S 157W 58S 178W 55S 178W, moving east 20kt.
Part 3 - Forecast:
Refer to latest warnings.
East of F1: Areas of fog.
Within 300 nautical miles west of F1 from 55S 134W to 61S 137W: Areas of fog.
Within 300 nautical miles of L1: Clockwise 30kt at times, with gales as in warning 183.
Within A1: Southwest quarter 25kt at times, poor visibility in rain at times, areas of heavy swell.
Southern Ice Edge between 160E and 120W issued 31 Jan 2026 UTC
63.7S,160.0E 67.8S,170.0E 71.1S,180.0
69.2S,170.0W 72.2S,160.0W 72.8S,150.0W
71.6S,140.0W 69.3S,130.0W 69.0S,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 311805UTC Valid until 011200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 184
Part 2 - Situation analysis at 311800UTC:
Low L1 970hPa near 54S 169W, moving east 30kt.
Ridge R1 43S 178E 47S 176E 55S 169E, moving east 15kt.
Front F1 41S 160E 48S 164E 55S 159E, moving east 20kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 600 nautical miles of L1 in sector from southwest through northwest to southeast: Clockwise 30kt, with gales as in warning 184, areas of poor visibility in rain.
East of R1: Areas of heavy swell.
West of F1: Northwest quarter 30kt at times, areas of poor visibility in rain.
Outlook for the following 72 hours:
Front along 165E, south of 47S, moving east. In broad area east of front: Northerly quarter 30kt to gale with heavy northerly swell. West of front: Westerly quarter 30kt to gale with heavy westerly swell. Low expected at western boundary, 42S, at 011800UTC, moving east-southeast. In broad area about low: Clockwise 30kt to gale with heavy swells.
MARINE WEATHER BULLETIN FOR PACIFIC
Area from 25S to 55S and 170W to 120W.
Issued by Meteorological Service of New Zealand,
Wellington issued at 311805UTC Valid until 011200UTC.
Part 1 - WARNINGS
WARNINGS IN FORCE: 184
Part 2 - Situation analysis at 311800UTC:
Front F1 29S 144W 31S 139W 33S 134W, moving eastnortheast 10kt.
Low L1 1005hPa near 34S 134W, moving eastsoutheast 25kt.
Front F2 48S 140W 51S 137W 55S 137W, moving east 10kt.
Ridge R1 39S 170W 39S 157W 38S 143W, slow moving.
Front F3 29S 169W 29S 155W 29S 144W, moving north 10kt.
Low L2 970hPa near 54S 169W, moving east 30kt.
Part 3 - Forecast:
Refer to latest warnings.
Within 180 nautical miles of F1: Areas of poor visibility in rain.
Within 180 nautical miles of L1 in northeast semicircle: Clockwise 25kt at times, areas of poor visibility in rain.
Within 180 nautical miles of L1 in southwest semicircle: Areas of poor visibility in rain.
Within 480 nautical miles east of F2: Areas of fog.
South of R1: Areas of heavy swell.
Within 180 nautical miles of F3: Areas of poor visibility in rain.
Within 600 nautical miles of L2 in sector from southwest through northwest to southeast: Clockwise 30kt, with gales as in warning 184, areas of poor visibility in rain.
Outlook for the following 72 hours:
First front along 155W, south of 40S, moving east. In narrow area east of first front: Northerly quarter 30kt to gale with heavy northerly swell. In broad area west of first front: Southwest quarter 30kt to gale with heavy southwest swells. Second front expected at western boundary, south of 40S, 021800UTC, moving east. In broad area east of second front: Northerly quarter 30kt to gale with heavy northerly swell. In broad area west of second front: Southwest quarter 30kt to gale with heavy southwest swell. Trough developing along 132W, north of 40S, moving east. In narrow area east of trough: Northerly quarter 30kt. In narrow area west of trough: Southwest quarter 30kt to gale.