Surf Forecasts:
How big are the waves at Jacobs Bay today (11 Aug):
- Morning surf: Morning surf (11 Aug, local time) - 8ft (2.4m), 13s period with SSW swell.
- Afternoon surf: Afternoon surf (11 Aug, local time) - 6.5ft (2.0m), 12s period with S swell.
- Evening surf: Evening surf (11 Aug, local time) - 6ft (1.9m), 11s period with S swell.
The current surf forecast for Jacobs Bay at 9PM is: 0.9m 23s primary swell from a West-southwest direction and 1.9m 11s secondary swell from a South direction (forecast issued at 01:00pm August 11). The wind direction is predicted to be offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Aug) | 8ft (2.4m) | 13s |
| Afternoon (11 Aug) | 6.5ft (2.0m) | 12s |
| Evening (11 Aug) | 6ft (1.9m) | 11s |
Table - waves today at Jacobs Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 24°C on Wed afternoon, min 14°C on Tue night). Winds decreasing (strong winds from the E on Tue night, light winds from the NW by Thu afternoon). | |||||||||||||||||||||
Tue 11 | Wednesday 12 | Thursday 13 | |||||||||||||||||||
11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SSW 13 | S 12 | S 12 | S 11 | WSW 22 | WSW 21 | WSW 20 | WSW 20 | SW 18 | SW 18 | WSW 18 | SW 17 | WSW 17 | SW 16 | SW 19 | SW 16 | SW 17 | WSW 17 | WSW 16 | WSW 16 | WSW 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1635 | 1175 | 1010 | 939 | 1302 | 1717 | 1809 | 2065 | 2134 | 2019 | 2138 | 2162 | 2215 | 1916 | 1660 | 1694 | 3146 | 2964 | 2599 | 2178 | 2257 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-off | cross-off |
High Tide | 2:31PM1.53m | 2:47AM1.55m | 3:13PM1.64m | 3:30AM1.59m | 3:52PM1.70m | ||||||||||||||||
Low Tide | 8:19AM0.10m | 8:43PM0.13m | 9:01AM0.03m | 9:27PM0.05m | 9:39AM-0.01m | 10:07PM0.01m | |||||||||||||||
 | | |  | | | | | | | |  | | | | | | | | | | |
 | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — |
 | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:17 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 17 | 19 | 18 | 17 | 15 | 14 | 14 | 17 | 22 | 24 | 21 | 23 | 22 | 21 | 20 | 21 | 23 | 21 | 19 | 18 |
Feels °C | 8 | 12 | 13 | 10 | 8 | 6 | 7 | 9 | 12 | 17 | 19 | 15 | 16 | 15 | 14 | 12 | 13 | 17 | 17 | 15 | 14 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | S 12 | S 12 | S 11 | SSW 11 | WSW 21 | WSW 20 | WSW 20 | SW 18 | SW 18 | WSW 18 | SW 17 | WSW 17 | SW 16 | WSW 16 | SW 16 | SW 17 | WSW 17 | WSW 16 | WSW 16 | WSW 16 |
| kJ | 1635 | 1175 | 1010 | 914 | 323 | 1717 | 1809 | 2065 | 2134 | 2019 | 2138 | 2162 | 2215 | 1916 | 1517 | 1694 | 3146 | 2964 | 2599 | 2178 | 2257 |
Swell 2 Height (m) Direction Period (s) | WSW 10 | WSW 10 | SW 24 | WSW 23 | WSW 22 | SSW 11 | SSW 11 | SSW 11 | S 10 | SSE 10 | S 10 | SSW 10 | S 5 | SW 21 | SW 19 | SW 19 | — | — | N 5 | NNW 5 | — |
| kJ | 41 | 38 | 280 | 844 | 1302 | 251 | 211 | 240 | 302 | 105 | 127 | 57 | 16 | 890 | 1660 | 1503 | — | — | 21 | 15 | — |
Swell 3 Height (m) Direction Period (s) | SW 26 | WSW 25 | WSW 10 | WSW 23 | SSW 11 | — | — | SSW 11 | SW 10 | SW 10 | — | — | SW 23 | SSE 5 | S 5 | SSE 7 | — | — | — | — | — |
| kJ | 27 | 124 | 38 | 939 | 261 | — | — | 146 | 108 | 85 | — | — | 257 | 13 | 14 | 46 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | SSE 9 | — | SSE 9 | SSE 10 | SSE 10 | SE 4 | ESE 4 | SE 9 | S 10 | SE 4 | ENE 4 | NE 5 | NNE 5 | NNE 6 | NNE 5 | N 5 | — | — | N 5 |
| kJ | — | — | 397 | — | 339 | 412 | 301 | 25 | 19 | 112 | 202 | 36 | 16 | 43 | 86 | 87 | 88 | 45 | — | — | 13 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 17 | 17 | 47 | 47 | 30 | 18 | 0 | 0 | 0 | 18 | 18 | 69 | 69 | 47 | 69 | 110 | 136 | 82 | 0 | 47 |
Best forecast wave conditions in West Coast | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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