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securite:
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weather bulletin for coastal waters up to 50 nautical miles seaward.
Issued at 13:00 UTC by the South African Weather Service on the
08th of January 2009.
Forecast valid from 082200 to 092200 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.
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Could all vessels experiencing unexpected, severe wx/sea state
please make every effort to report this to saws via cape town
radio.
Advisory:
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nil.
Gale warning(s):
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nil.
Warning of heavy seas
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nil.
Abnormal wave conditions:
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nil.
Area forecast:
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Cunene River to Walvis Bay:
wind : S to se 10 to 20
vis : good.
Walvis Bay to the Orange River:
wind : W to NW 10 to 15 in the extreme south at first,
otherwise SW to S 10 to 20.
Vis : poor in fog patches.
Sea state: 2.5m, with SW swell.
Orange River to cape agulhas:
wind : NW to W 15 to 25 becoming S 10 to 15 by the end of the period.
Vis : good but moderate in showers south of Table Bay at first.
Sea state: 3 to 3.5m, mainly WSW swell.
Cape Agulhas to east london:
wind : NE to N 10 to 20 east of Algoa Bay, otherwise W to SW
15 to 25 spreading to east London by midday tomorrow.
Vis : good but moderate in rain and showers by tomorrow.
Sea state: 2.5 to 3m, mainly E swell.
East London to Maputo:
wind : NE to N 15 to 25 becoming SW to S 15 to 25 reaching 30
in the extreme south by the end of the period.
Vis : good becoming moderate in showers in the extreme south by the
end of the period.
Mozambique channel:
wind : W to SW 10 in the extreme east, otherwise se to E 10 to 15
but N 10 to 15 in the extreme north-west.
Vis : good but moderate in the east with rain and showers.
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