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 12PM is: 2.2m 12s primary swell from a South-southwest direction and 0.4m 10s secondary swell from a West-southwest direction (forecast issued at 07:00am August 11). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-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 night, min 13°C on Tue morning). Mainly strong winds. | |||||||||||||||||||||||
Tuesday 11 | Wednesday 12 | Thursday 13 | |||||||||||||||||||||
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 | 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 | SSW 13 | SSW 13 | SSW 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 | 2293 | 2103 | 1635 | 1200 | 1010 | 939 | 1302 | 1717 | 1809 | 2065 | 2134 | 2019 | 2138 | 2162 | 2215 | 1916 | 1845 | 1694 | 3146 | 2964 | 2599 | 2178 | 2257 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | cross-off | cross-off | off | off | off | off | off | off | off | off | cross-off | 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 | |||||||||||||||||
 |  | | | | | | | | | | | |  | | | | | | | | | | |
 | 7:30 | — | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — |
 | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:17 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 13 | 17 | 19 | 18 | 16 | 16 | 14 | 14 | 17 | 22 | 23 | 21 | 24 | 22 | 21 | 20 | 21 | 24 | 23 | 19 | 19 |
Feels °C | 8 | 8 | 8 | 13 | 13 | 10 | 7 | 8 | 8 | 9 | 12 | 18 | 17 | 15 | 17 | 14 | 12 | 11 | 12 | 18 | 20 | 16 | 15 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | SSW 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 | 2293 | 2103 | 1635 | 1200 | 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 11 | W 27 | WSW 10 | WSW 10 | SW 24 | WSW 23 | WSW 22 | SSW 11 | SSW 11 | S 11 | SSW 10 | SSE 10 | S 10 | SSW 10 | SW 23 | SW 21 | SW 19 | SW 19 | — | — | N 6 | N 5 | — |
| kJ | 75 | 14 | 41 | 38 | 280 | 844 | 1302 | 251 | 211 | 434 | 184 | 96 | 127 | 57 | 257 | 1041 | 1845 | 1503 | — | — | 30 | 13 | — |
Swell 3 Height (m) Direction Period (s) | — | — | SW 26 | WSW 25 | WSW 10 | WSW 23 | SW 10 | — | — | — | SW 10 | SW 10 | — | — | SSE 10 | SSE 10 | SSE 5 | — | — | — | — | — | — |
| kJ | — | — | 27 | 124 | 38 | 939 | 25 | — | — | — | 108 | 85 | — | — | 19 | 20 | 13 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | ESE 3 | — | — | — | SSE 9 | SSE 9 | SSE 10 | SE 9 | SE 5 | SE 9 | S 10 | SE 4 | ESE 5 | E 5 | NE 5 | NNE 6 | NNE 6 | N 6 | — | — | NNW 5 |
| kJ | — | — | 3 | — | — | — | 360 | 424 | 278 | 294 | 23 | 112 | 202 | 29 | 37 | 42 | 57 | 86 | 126 | 50 | — | — | 14 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 18 | 0 | 0 | 17 | 17 | 47 | 47 | 47 | 18 | 0 | 0 | 0 | 0 | 18 | 98 | 69 | 47 | 69 | 101 | 110 | 97 | 0 | 0 |
Best forecast wave conditions in West Coast | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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