Marine Weather for HS 016

weather bulletin for the high seas for Metarea VII. West of 20e. Issued by the South African Weather Service on the 24th of April 2017 at 17:00 UTC.

For southeast sector of Metarea VII, prepared by reunion, see area 2 below.

Note: wx observations. ====================== Could all vessels experiencing unexpected, severe wx/sea state please make every effort to report this to saws via cape town radio.

Area 1: ======= forecast valid from 242200 to 252200 utc:

Wind in knots, wave heights in meters. No sea state given if waves less than 3m.

Gale warnings: ============== nil.

Synoptic situation at 12:00z ============================= high 1030 hpa 41s22e. Low 1010 hpa 27s02w low 1010 hpa 28s13e.

Area forecast: ============== Ascension (06s/15s, 00e/20w) wind : se to E 05 to 10. Vis : good.

Angola (06s/15s, 00e/west coast) wind : S to SW 05 to 15 in the extreme east, otherwise se 05 to 15. Vis : good, but moderate in showers in the extreme north.

St Helena (15s/30s, 00e/20w) wind : S to se 05 to 10. Vis : good.

Trades (15s/30s, 00e/west coast) wind : S to se 05 to 15, but variable 05 to 15 in the south. Vis : good.

Tristan (30s/40s, 00e/20w) wind : N to NE 05 to 15 in the east, otherwise NW 10 to 20, but SW 10 to 20 in the South-West spreading to the west by end of the period. Vis : moderate in showers and rain in the west, otherwise good.

Cape west (30s/40s, 00e/20e) wind : E to NE 10 to 20, becoming W 10 to 15 in the north by end of the period. Vis : good. Sea state: 3.0 to 3.5m in the extreme east at first, S to SW swell.

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