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 101000 to 111000 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: NW 35 in extreme south at first today.
Synoptic situation at 0600 utc: ============================== high 1032 hpa 31s12w high 1021 hpa 44s27e high 1028 hpa 28s68e low 1002 hpa 45s13w low 1010 hpa 33s12e low 948 hpa 50s72e
1. Cold front: 39s19w 43s13w 45s13w 2. Cold front: 24s06e 34s17e 33s12e 3. Cold front: 37s38e 38s60e 49s79e 50s72e
Area forecast: ==============
Ascension (06s/15s, 00e/20w) wind : se to E 10 to 20 reaching 25 at times in the extreme South-West. Vis : good but moderate in showers in the south and west. Sea state: 3 to 3.5m mainly in the South-West, with SSW swell.
Angola (06s/15s, 00e/Wes coast) wind : S to se 10 to 20, but SW 05 to 15 in extreme east. Vis : good but poor in coastal fog patches.
St Helena (15s/30s, 00e/20w) wind : S to se 15 to 25 but variable 5 to 10 in the south. Vis : good but moderate in showers and rain mainly in the north and west. Sea state: 3.0 to 4m except in the southwest, mainly S swell.
Trades (15s/30s, 00e/west coast) wind : SW to NW 10 to 20 in southeast, otherwise S to se 10 to 20. Vis : good, but poor in fog along the coast at first and moderate in rain and showers in the southeast. Sea state: 3 to 4.0m in south and west reaching 5.0m in southwest, with SW swell.
Tristan (30s/40s, 00e/20w) wind : NW to SW 15 to 25 reaching NW 35 in extreme south at first today but variable 5 to 10 in north. Vis : poor in the rain and showers in the south and west. Sea state: 3.0 to 4.0m in south and east and moderating in east, with mainly S to se swell.
Cape west (30s/40s, 00e/20e) wind : NW to SW 10 to 20 but S 15 to 25 in northwest. Vis : poor in rain and showers except in extreme northwest. Sea state: 3 to 4m in west reaching 5 to 6 in the north-west at first today, with mainly S swell.
| Date | Time | Tide Type | Height |
|---|---|---|---|
| Cape Town | |||
| 2009-07-10 | 4:48 AM SAST | High Tide | 5.12 feet |
| 2009-07-10 | 10:53 AM SAST | Low Tide | 1.38 feet |
| 2009-07-10 | 5:13 PM SAST | High Tide | 5.38 feet |
| 2009-07-10 | 11:20 PM SAST | Low Tide | 1.71 feet |
| 2009-07-11 | 5:20 AM SAST | High Tide | 5.02 feet |
| 2009-07-11 | 11:23 AM SAST | Low Tide | 1.48 feet |
| 2009-07-11 | 5:44 PM SAST | High Tide | 5.35 feet |
| James Bay | |||
| 2009-07-10 | 4:41 AM GMT | High Tide | 2.82 feet |
| 2009-07-10 | 10:44 AM GMT | Low Tide | 0.69 feet |
| 2009-07-10 | 4:41 PM GMT | High Tide | 2.69 feet |
| 2009-07-10 | 10:54 PM GMT | Low Tide | 0.39 feet |
| 2009-07-11 | 5:14 AM GMT | High Tide | 2.79 feet |
| 2009-07-11 | 11:18 AM GMT | Low Tide | 0.72 feet |
| 2009-07-11 | 5:14 PM GMT | High Tide | 2.62 feet |
| Lobito | |||
| 2009-07-10 | 5:30 AM WAT | High Tide | 4.95 feet |
| 2009-07-10 | 11:18 AM WAT | Low Tide | 2.13 feet |
| 2009-07-10 | 5:27 PM WAT | High Tide | 5.09 feet |
| 2009-07-10 | 11:41 PM WAT | Low Tide | 1.54 feet |
| 2009-07-11 | 6:05 AM WAT | High Tide | 4.95 feet |
| 2009-07-11 | 11:54 AM WAT | Low Tide | 2.17 feet |
| Luanda | |||
| 2009-07-10 | 5:44 AM WAT | High Tide | 5.05 feet |
| 2009-07-10 | 11:33 AM WAT | Low Tide | 2.07 feet |
| 2009-07-10 | 5:37 PM WAT | High Tide | 5.15 feet |
| 2009-07-10 | 11:55 PM WAT | Low Tide | 1.35 feet |
| 2009-07-11 | 6:18 AM WAT | High Tide | 5.05 feet |
| 2009-07-11 | 12:09 PM WAT | Low Tide | 2.10 feet |
| Luderitz Bay | |||
| 2009-07-10 | 3:51 AM WAT | High Tide | 3.87 feet |
| 2009-07-10 | 9:48 AM WAT | Low Tide | 0.52 feet |
| 2009-07-10 | 4:08 PM WAT | High Tide | 4.23 feet |
| 2009-07-10 | 10:17 PM WAT | Low Tide | 0.59 feet |
| 2009-07-11 | 4:24 AM WAT | High Tide | 3.81 feet |
| 2009-07-11 | 10:19 AM WAT | Low Tide | 0.66 feet |
| 2009-07-11 | 4:40 PM WAT | High Tide | 4.13 feet |
| Mocamedes | |||
| 2009-07-10 | 5:25 AM WAT | High Tide | 4.95 feet |
| 2009-07-10 | 11:12 AM WAT | Low Tide | 2.20 feet |
| 2009-07-10 | 5:23 PM WAT | High Tide | 5.09 feet |
| 2009-07-10 | 11:37 PM WAT | Low Tide | 1.71 feet |
| 2009-07-11 | 6:00 AM WAT | High Tide | 4.92 feet |
| 2009-07-11 | 11:48 AM WAT | Low Tide | 2.23 feet |
| Santo Antonio | |||
| 2009-07-10 | 6:09 AM WAT | High Tide | 5.02 feet |
| 2009-07-10 | 11:45 AM WAT | Low Tide | 1.94 feet |
| 2009-07-10 | 6:00 PM WAT | High Tide | 5.09 feet |
| 2009-07-11 | 12:07 AM WAT | Low Tide | 1.18 feet |
| 2009-07-11 | 6:43 AM WAT | High Tide | 5.02 feet |
| 2009-07-11 | 12:23 PM WAT | Low Tide | 1.97 feet |
| Walvis Bay | |||
| 2009-07-10 | 4:04 AM WAT | High Tide | 4.36 feet |
| 2009-07-10 | 9:52 AM WAT | Low Tide | 1.05 feet |
| 2009-07-10 | 4:17 PM WAT | High Tide | 4.69 feet |
| 2009-07-10 | 10:21 PM WAT | Low Tide | 0.98 feet |
| 2009-07-11 | 4:38 AM WAT | High Tide | 4.30 feet |
| 2009-07-11 | 10:24 AM WAT | Low Tide | 1.15 feet |
| 2009-07-11 | 4:49 PM WAT | High Tide | 4.59 feet |
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