Marine weather index
| Water temperatures
|
| Location | Temp. |
| No stations reporting |
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weather bulletin for the high seas for Metarea VII.West of 20e
issued by the South African Weather Service on the
09th of January 2009 at 13:30 UTC.
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 092200 to 102200 UTC.
Wind in knots, wave heights in metres. No sea state given if
waves less than 3m.
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.
Gale warning(s):
---------------
nil.
Synoptic situation at 091200 UTC
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high 1022 hpa 35s00e high 1026 hpa 40s54e
low 1006 hpa 40s16w low 990 hpa 49s18w low 990 hpa 54s13w
low 1002 hpa 40s20e low 1002 hpa 35s30e low 1006 hpa 29s32e
low 1002 hpa 19s44e low 998 hpa 16s69e
1. Cold front: 28s13e 30s14e 35s20e 40s20e cont 45s28e 50s34e
55s39e 60s39e 65s30e
Area forecast:
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Ascension (06s/15s, 00e/20w)
wind : E to se 10 to 15 but 5 to 10 in extreme North-East.
Vis : good.
Angola (06s/15s, 00e/west coast)
wind : se 10 but 5 to 10 in north and S to SW 5 to 10 in east.
Vis : good but poor in fog at times in extreme east.
St Helena (15s/30s, 00e/20w)
wind : E to se 10 to 15 but N to NE 5 to 10 in south and S to SW
10 in the extreme South-West becoming W 5 to 10.
Vis : good.
Sea state: 2.5m in the east with a SW swell.
Trades (15s/30s, 00e/west coast)
wind : se 10 to 15 but S 5 to 15 in the east.
Vis : good.
Sea state: 2.5 to 3m, with SW swell.
Tristan (30s/40s, 00e/20w)
wind : W to SW 10 to 15 but N to NW 15 to 20 in the east,
reaching 30 at times.
Vis : poor in rain and showers in the south and later in the
north-west.
Sea state: 2.5m to 3m in the south with a SW swell.
Cape west (30s/40s, 00e/20e)
wind : se 10 to 15 but NW 15 to 20 in the South-West, spreading
east but E to se 5 to 10 in the north-west.
Vis : good.
Sea state: 2.5 to 3m but reaching 3.5m at first with a SW swell.