Marine Weather for HS 014

Forecast

securite: ========= weather bulletin for coastal waters up to 50 nautical miles seaward. Issued by the South African Weather Service on the 23rd August 2014 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 in fog patches is expected between Cunene River and Walvis Bay but moderate visibility is expected between Cape St Francis and durban towards the end of the period. 2. Very rough seas with wave heights in excess of 4m is expected between port Alfred and cape St Lucia, spreading to cape Columbine tomorrow. 3. Gale force SW winds are expected between east London and durban.

Watches: -------- nil.

Advisories: ----------- nil.

Abnormal wave conditions: ========================= nil

Cunene River to Walvis Bay: wind : S to se 10 to 15. Vis : poor in fog patches. Sea state: 2.0 to 3.0m, reaching 3.5m by the end of the period, SW swell.

Walvis Bay to Orange River: wind : S to se 10 to 20, reaching 25 to 30 around luderitz. Vis : good. Sea state: 2.5 to 3.5m, reaching 4.0m in the south at the end of the period, SW swell.

Orange River to cape agulhas: wind : E to se 10 to 20. Vis : good. Sea state: 3.0 to 4.0m, SW swell.

Cape Agulhas to east london: wind : W to SW 10 to 20, reaching 25 to 30 east of port Alfred, becoming E to se 05 to 10 in the west at the end of the period. Vis : good, becoming moderate in showers between Cape St Francis and east London tomorrow. Sea state: 3.0 to 3.5m west of Cape St Francis, otherwise 4.0 to 5.0m, reaching 5.5m S to SW swell, spreading westwards.

East London to Maputo: wind : N to NE 05 to 15 north of Richards Bay at first, otherwise S to SW 20 to 30, reaching 35 to 40 in the south. Vis : good, becoming moderate in showers south of durban tomorrow. Sea state: 4.0 to 5.0m, reaching 5.5m, S to SW swell.

Mozambique channel: wind : S to se 10 to 15 in the south, otherwise N to NE 10 to 15, becoming variable 05 to 15 by the end of the period. Vis : good. Sea state: 3.0 to 3.5m in the extreme south tomorrow, SW swell.

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