Marine forecast & tides
Marine weather index

Water temperatures
LocationTemp.
No stations reporting

=========
weather bulletin for the high seas for Metarea VII. West of 20e
issued by the South African Weather Service on the
20th of November 2008 at 10:30 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 201000 to 211000 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):
---------------


1. Marion forties east: S to SW 35 to 40 moderating from the west
from the evening.




Synoptic situation at 200600 UTC
=================================
high 1022 hpa 32s07e high 1022 hpa 33s53e
low 982 hpa 52s09w low 994 hpa 48s38e low 980 hpa 50s49e
low 1010 hpa 32s17e


1. Cold front: 31s15w 38s05w 50s01w 52s09w
2. Cold front: 37s41e 43s54e 49s57e 50s49e


Area forecast:
==============


Ascension (06s/15s, 00e/20w)
wind : se 10 to 15 reaching 20 from towards the end of the period.
Vis : good.
Sea state: 2.5m in the extreme south.


Angola (06s/15s, 00e/west coast)
wind : se 10 to 15 in the South-West, otherwise S to SW 05 to 10.
Vis : good but poor in rain and showers in the extreme east.
Sea state: 2.5m in the south, with SSW swell.


St Helena (15s/30s, 00e/20w)
wind : NE to N 10 to 15 over the northern and western areas,
otherwise se to E 10 to 20.
Vis : good, but moderate in rain and showers in the extreme
South-West.
Sea state: 2.5 to 3m, mainly SW swell.


Trades (15s/30s, 00e/west coast)
wind : S to SW 05 to 10 in the extreme North-East, otherwise
se to E 10 to 20, but NW 05 to 10 in the extreme south-east.
Vis : good but poor in fog patches in the North.
Sea state: 2.5 to 3.5m, with SSW swell.


Tristan (30s/40s, 00e/20w)
wind : NW 10 to 20 in the North-East, otherwise SW to S 15 to 20
but se to E 15 to 25 in the north-west.
Vis : good but moderate in rain and showers over the central
part at first shifting eastwards.
Sea state: 2.5m to 3.5m, mainly SW swell.


Cape west (30s/40s, 00e/20e)
wind : N to NW 10 to 20 in the west and South-West, otherwise S
to se 15 to 25 reaching 30 at first but cyclonic 10 to 15
in the extreme North-East.
Vis : good, but poor in fog patches in the extreme North-East.
Sea state: 2.5 to 3.0m in the North-East, with SSE swell.






Tides


Date Time Tide Type Height
Cape Town, South Africa
2008-11-19 2:50 PM SAST Low Tide 2.33 feet
2008-11-19 8:45 PM SAST High Tide 4.36 feet
2008-11-20 3:04 AM SAST Low Tide 2.36 feet
2008-11-20 9:30 AM SAST High Tide 4.86 feet
2008-11-20 4:20 PM SAST Low Tide 2.26 feet
2008-11-20 10:17 PM SAST High Tide 4.30 feet
2008-11-21 4:28 AM SAST Low Tide 2.40 feet
James Bay, St. Helena
2008-11-19 8:32 PM GMT High Tide 2.69 feet
2008-11-20 2:57 AM GMT Low Tide 0.92 feet
2008-11-20 8:52 AM GMT High Tide 2.30 feet
2008-11-20 3:08 PM GMT Low Tide 0.69 feet
2008-11-20 9:50 PM GMT High Tide 2.69 feet
2008-11-21 4:15 AM GMT Low Tide 0.92 feet
Lobito, Angola
2008-11-19 2:47 PM WAT Low Tide 2.10 feet
2008-11-19 9:18 PM WAT High Tide 4.99 feet
2008-11-20 3:36 AM WAT Low Tide 2.79 feet
2008-11-20 9:23 AM WAT High Tide 4.69 feet
2008-11-20 3:59 PM WAT Low Tide 2.20 feet
2008-11-20 10:34 PM WAT High Tide 4.99 feet
2008-11-21 4:53 AM WAT Low Tide 2.79 feet
Luanda, Angola
2008-11-19 2:56 PM WAT Low Tide 2.03 feet
2008-11-19 9:31 PM WAT High Tide 5.12 feet
2008-11-20 3:47 AM WAT Low Tide 2.85 feet
2008-11-20 9:32 AM WAT High Tide 4.79 feet
2008-11-20 4:07 PM WAT Low Tide 2.17 feet
2008-11-20 10:47 PM WAT High Tide 5.15 feet
2008-11-21 5:05 AM WAT Low Tide 2.82 feet
Luderitz Bay, Namibia
2008-11-19 2:35 PM WAST Low Tide 1.18 feet
2008-11-19 8:56 PM WAST High Tide 3.54 feet
2008-11-20 2:56 AM WAST Low Tide 1.51 feet
2008-11-20 9:21 AM WAST High Tide 3.90 feet
2008-11-20 4:01 PM WAST Low Tide 1.15 feet
2008-11-20 10:19 PM WAST High Tide 3.54 feet
2008-11-21 4:20 AM WAST Low Tide 1.51 feet
Mocamedes, Angola
2008-11-19 2:44 PM WAT Low Tide 2.20 feet
2008-11-19 9:14 PM WAT High Tide 4.92 feet
2008-11-20 3:32 AM WAT Low Tide 2.85 feet
2008-11-20 9:20 AM WAT High Tide 4.69 feet
2008-11-20 3:57 PM WAT Low Tide 2.26 feet
2008-11-20 10:29 PM WAT High Tide 4.92 feet
2008-11-21 4:48 AM WAT Low Tide 2.82 feet
Santo Antonio, Zaire
2008-11-19 3:11 PM WAT Low Tide 2.17 feet
2008-11-19 9:53 PM WAT High Tide 5.35 feet
2008-11-20 4:03 AM WAT Low Tide 3.02 feet
2008-11-20 9:55 AM WAT High Tide 4.95 feet
2008-11-20 4:22 PM WAT Low Tide 2.33 feet
2008-11-20 11:07 PM WAT High Tide 5.35 feet
2008-11-21 5:23 AM WAT Low Tide 2.95 feet
Walvis Bay, Namibia
2008-11-19 2:33 PM WAST Low Tide 1.64 feet
2008-11-19 9:06 PM WAST High Tide 4.27 feet
2008-11-20 3:00 AM WAST Low Tide 2.10 feet
2008-11-20 9:25 AM WAST High Tide 4.49 feet
2008-11-20 4:00 PM WAST Low Tide 1.64 feet
2008-11-20 10:24 PM WAST High Tide 4.27 feet
2008-11-21 4:27 AM WAST Low Tide 2.13 feet

Copyright © 2008 The Weather Underground, Inc.