FQPS46 NZKL 280816

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 280816UTC Valid until 291200UTC.



Part 1 - WARNINGS

WARNINGS IN FORCE: 618 619 620 622



Part 2 - Situation analysis at 280600UTC:

Area A1 bounded by 69S 159W 67S 160E 63S 159E 67S 160W 69S 159W, slow moving.

Front F1 55S 164W 59S 163W 69S 159W, moving east 25kt.

Area A2 bounded by 69S 159W 68S 163E 63S 172E 63S 161W 69S 159W, moving east 25kt.

Front F2 developing near 61S 172W 64S 170W 69S 170W by 290000UTC, then moving east 5kt.

Ridge R1 55S 173W 61S 176W 68S 180, moving east 25kt.

Front F3 55S 176W 61S 172E 62S 161E, moving east 15kt, weakening by 290000UTC.

Low L1 975hPa expected near 56S 169E by 290000UTC, then moving east 10kt.



Part 3 - Forecast:

Refer to latest warnings.

Within A1: Moderate ice accretion.

Within 480 nautical miles east of F1: Northwest 30kt, with gales as in warning 618, easing by 291200UTC.

Within 300 nautical miles southwest of F1 from 59S 163W to 69S 159W: Southerly quarter 30kt, with gales as in warning 619, easing by 291200UTC, areas of heavy swell.

Within 300 nautical miles west of F1 from 55S 164W to 59S 163W: Westerly quarter 25kt, easing by 281200UTC.

Within A2: Heavy ice accretion as in warning 622.

Within 180 nautical miles east of F2: Northwest 25kt rising to 35KT by 291200UTC.

West of R1: Areas of heavy swell.

Within 720 nautical miles west of F3: Westerly 30kt, with gales as in warning 620.

Within 480 nautical miles of L1 in sector from south through west to east: Clockwise 35kt.

Within 180 nautical miles of L1 in northern semicircle: Clockwise 35kt rising to 50KT by 290600UTC.

Within 420 nautical miles of L1 in southeast quadrant: Areas of fog.



Southern Ice Edge between 160E and 120W issued 28 Apr 2026 UTC

63.7S,160.0E 67.7S,170.0E 67.1S,180.0

67.5S,170.0W 67.8S,160.0W 67.8S,150.0W

68.2S,140.0W 66.8S,130.0W 66.5S,120.0W

Ice edge not for navigational purposes.