securite: ========= weather bulletin for coastal waters up to 50 nautical miles seaward. Issued by the South African Weather Service on the 22rd may 2013 at 08:00 UTC.
Forecast valid from 231000 to 241000 utc:
Wind in knots, wave heights in metres. No sea state given if waves less than 2m.
Note the wind speeds quoted here are the expected average speeds. Individual gusts may exceed these values by a factor of up to 1.5. Wave heights are significant wave heights which may be accompanied by individual waves 1.5 to 2.0 times higher.
These estimates of winds and waves do not take into account the enhancing effects of the Agulhas Current off the South African East Coast.
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.
Alerts: ------- warnings: --------- 1. Poor visibility is expected at times between Cunene River and Cape Agulhas overnight.
Watches: ------ nil.
Advisories: ----------- nil.
Abnormal wave conditions: ========================= nil.
Cunene River to Walvis Bay: wind : S to se 10 to 20. Vis : poor in fog patches overnight, otherwise good.
Walvis Bay to Orange River: wind : S to se 10 to 15. Vis : poor in fog patches overnight, otherwise good
Orange River to cape agulhas: wind : N to NW 10 to 20 south of Lamberts Bay, otherwise S to SW 5 to 10 becoming se 10 in the second period but variable 5 in the south. Vis : poor in fog patches overnight. Sea state: 2.0m, with SW swell.
Cape Agulhas to east london: wind : SW 10 to 20, becoming W to SW 10 to 15 by mid period becoming E to se 5 to 10 west of Algoa Bay by end of period. Vis : good. Sea state: 2.0 to 2.5m, mainly SW swell.
East London to Maputo: wind : NE 10 to 20 becoming SW to S 10 to 20 in the south by mid period and spreading to the north by the end of period. Vis : good.
Mozambique channel: wind : S to se 10 to 15. Vis : moderate in showers and thundershowers in places in the west, otherwise good.
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NOT FOR NAVIGATION. DO NOT RELY ON THIS DATA FOR DECISIONS THAT CAN RESULT IN HARM TO ANYONE OR ANYTHING.