weather forecasts and alerts emailed daily to your inbox free

Find the weather for any city, state, zip code or country


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
06th of January 2009 at 08:30 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 061000 to 071000 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. Tristan : W to NW 35 to 45 in southeast.


2. Cape west: NW 35 in the extreme South-West.


Synoptic situation at 031200 UTC
=================================
high 1019 hpa 26s11w high 1022 hpa 42s36e
low 982 hpa 43s04w low 998 hpa 55s17e low 984 hpa 63s03e low
1008 hpa 11s78e


1. Cold front: 32s18w 35s06w 42s00e 43s04w 45s05e 55s17e



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


Ascension (06s/15s, 00e/20w)
wind : se 10 to 15.
Vis : good.


Angola (06s/15s, 00e/west coast)
wind : se 10 but S to SW 05 to 10 in the east.
Vis : good but moderate in showers in extreme northeast.


St Helena (15s/30s, 00e/20w)
wind : se to E 10 to 15 but W 10 to 15 in extreme south.
Vis : good but poor in showers in extreme southeast.


Trades (15s/30s, 00e/west coast)
wind : S to SW 5 to 15 in the extreme east, otherwise se 10 to
15 becoming W to NW 10 to 20 in southwest in morning.
Vis : good but poor in showers in southwest in morning.


Tristan (30s/40s, 00e/20w)
wind : SW to NW 20 to 30 reaching 35 to 45 in southeast,
otherwise S to E 10 to 20 in west.
Vis : poor in rain and showers except in southwest where good.
Sea state: 3.5 to 5m in the south-east reaching 6.5 to 8m in extreme
southeast, with mainly NW swell.


Cape west (30s/40s, 00e/20e)
wind : NE to se 10 to 20 in east today, otherwise N to W 20 to
30 reaching 35 W in the extreme South-West.
Vis : poor in rain and showers except in northeast where good.
Sea state: 3.5 to 4.5m in the South-West reaching 5.5 to 6.5m in
extreme southwest, mainly NNW swell.






Tides


Date Time Tide Type Height
Cape Town, South Africa
2009-01-05 4:03 PM SAST Low Tide 2.26 feet
2009-01-05 10:09 PM SAST High Tide 4.36 feet
2009-01-06 4:11 AM SAST Low Tide 2.49 feet
2009-01-06 10:37 AM SAST High Tide 5.02 feet
2009-01-06 5:24 PM SAST Low Tide 2.10 feet
2009-01-06 11:36 PM SAST High Tide 4.56 feet
2009-01-07 5:37 AM SAST Low Tide 2.36 feet
James Bay, St. Helena
2009-01-05 3:07 PM GMT Low Tide 0.79 feet
2009-01-05 9:42 PM GMT High Tide 2.56 feet
2009-01-06 4:06 AM GMT Low Tide 0.89 feet
2009-01-06 10:11 AM GMT High Tide 2.33 feet
2009-01-06 4:25 PM GMT Low Tide 0.75 feet
2009-01-06 10:54 PM GMT High Tide 2.62 feet
2009-01-07 5:18 AM GMT Low Tide 0.75 feet
Lobito, Angola
2009-01-05 3:56 PM WAT Low Tide 2.40 feet
2009-01-05 10:34 PM WAT High Tide 5.22 feet
2009-01-06 4:57 AM WAT Low Tide 2.79 feet
2009-01-06 10:52 AM WAT High Tide 4.79 feet
2009-01-06 5:08 PM WAT Low Tide 2.43 feet
2009-01-06 11:45 PM WAT High Tide 5.35 feet
Luanda, Angola
2009-01-05 4:05 PM WAT Low Tide 2.43 feet
2009-01-05 10:43 PM WAT High Tide 5.38 feet
2009-01-06 5:12 AM WAT Low Tide 2.72 feet
2009-01-06 11:08 AM WAT High Tide 4.79 feet
2009-01-06 5:17 PM WAT Low Tide 2.46 feet
2009-01-06 11:54 PM WAT High Tide 5.51 feet
Luderitz Bay, Namibia
2009-01-05 3:52 PM WAST Low Tide 1.21 feet
2009-01-05 10:19 PM WAST High Tide 3.54 feet
2009-01-06 4:11 AM WAST Low Tide 1.64 feet
2009-01-06 10:34 AM WAST High Tide 3.94 feet
2009-01-06 5:10 PM WAST Low Tide 1.08 feet
2009-01-06 11:35 PM WAST High Tide 3.77 feet
2009-01-07 5:35 AM WAST Low Tide 1.44 feet
Mocamedes, Angola
2009-01-05 3:59 PM WAT Low Tide 2.43 feet
2009-01-05 10:35 PM WAT High Tide 5.05 feet
2009-01-06 4:55 AM WAT Low Tide 2.82 feet
2009-01-06 10:50 AM WAT High Tide 4.76 feet
2009-01-06 5:11 PM WAT Low Tide 2.40 feet
2009-01-06 11:45 PM WAT High Tide 5.18 feet
Santo Antonio, Zaire
2009-01-05 4:23 PM WAT Low Tide 2.46 feet
2009-01-05 11:03 PM WAT High Tide 5.54 feet
2009-01-06 5:29 AM WAT Low Tide 2.69 feet
2009-01-06 11:32 AM WAT High Tide 4.89 feet
2009-01-06 5:34 PM WAT Low Tide 2.53 feet
2009-01-07 12:15 AM WAT High Tide 5.64 feet
Walvis Bay, Namibia
2009-01-05 3:51 PM WAST Low Tide 1.77 feet
2009-01-05 10:29 PM WAST High Tide 4.33 feet
2009-01-06 4:20 AM WAST Low Tide 2.30 feet
2009-01-06 10:40 AM WAST High Tide 4.56 feet
2009-01-06 5:09 PM WAST Low Tide 1.64 feet
2009-01-06 11:42 PM WAST High Tide 4.53 feet
2009-01-07 5:41 AM WAST Low Tide 2.10 feet

Copyright © 2009 The Weather Underground, Inc.