Surf Forecasts:
How big are the waves at Jacobs Bay today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 10ft (3.0m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 7ft (2.2m), 13s period with WSW swell.
- Evening surf: Evening surf (16 Sep, local time) - 10ft (3.0m), 8s period with S swell.
The current surf forecast for Jacobs Bay at 10AM is: 3.0m 13s primary swell from a Southwest direction and 1.2m 14s secondary swell from a Southwest direction, 1.3m 14s secondary swell from a Southwest direction (forecast issued at 01:00am September 16). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 10ft (3.0m) | 13s |
| Afternoon (16 Sep) | 7ft (2.2m) | 13s |
| Evening (16 Sep) | 10ft (3.0m) | 8s |
Table - waves today at Jacobs Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Fri afternoon, min 12°C on Wed night). Winds decreasing (strong winds from the SSE on Wed afternoon, moderate winds from the SE by Fri morning). | ||||||||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | ||||||||||||||||||||||
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 | 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) | WSW 14 | WSW 14 | SW 13 | SW 13 | WSW 13 | WSW 13 | S 8 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | S 8 | S 8 | S 8 | SW 11 | SW 11 | SW 11 | SW 11 | SW 13 | SW 13 | SW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 3813 | 3399 | 2886 | 3174 | 1901 | 1359 | 963 | 969 | 1191 | 1207 | 1031 | 963 | 961 | 920 | 1163 | 903 | 675 | 622 | 600 | 589 | 600 | 796 | 796 | 796 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off |
High Tide | 5:51AM1.26m | 6:01PM1.28m | 6:25AM1.14m | 6:38PM1.14m | 7:13AM1.02m | 7:34PM1.01m | ||||||||||||||||||
Low Tide | 11:44PM0.29m | 11:49AM0.39m | 00:16AM0.41m | 12:21PM0.51m | 00:54AM0.54m | 1:06PM0.64m | ||||||||||||||||||
 | |  | | | |  | | | | | | | | | | | | | | | | | | |
 | — | 6:47 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:40 | — | — |
mm | 4 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 12 | 13 | 14 | 15 | 14 | 14 | 14 | 12 | 12 | 12 | 14 | 17 | 16 | 15 | 14 | 13 | 13 | 13 | 15 | 17 | 19 | 17 | 15 |
Feels °C | 6 | 7 | 6 | 4 | 5 | 4 | 6 | 7 | 5 | 5 | 5 | 6 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 10 | 12 | 12 | 10 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 14 | SW 13 | SW 14 | WSW 13 | WSW 13 | WSW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 13 | SW 13 | SW 13 |
| kJ | 3813 | 3399 | 2886 | 573 | 1901 | 1359 | 669 | 969 | 1191 | 1207 | 1031 | 944 | 961 | 865 | 722 | 710 | 573 | 622 | 600 | 589 | 600 | 796 | 796 | 796 |
Swell 2 Height (m) Direction Period (s) | — | SW 15 | SW 14 | — | SW 14 | SW 13 | SW 13 | W 13 | W 13 | W 12 | W 12 | W 12 | — | — | — | — | — | — | — | — | W 20 | — | SW 18 | WSW 18 |
| kJ | — | 221 | 668 | — | 666 | 511 | 683 | 483 | 329 | 196 | 148 | 106 | — | — | — | — | — | — | — | — | 7 | — | 49 | 31 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | SW 13 | S 7 | S 7 | S 8 | S 8 | S 8 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | S 8 | S 8 |
| kJ | — | — | — | 3174 | 353 | 601 | 963 | 962 | 986 | 1063 | 941 | 963 | 897 | 920 | 1163 | 903 | 675 | 537 | 397 | 266 | 259 | 529 | 709 | 588 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 106 | 29 | 363 | 413 | 431 | 82 | 105 | 84 | 84 | 84 | 84 | 469 | 84 | 1432 | 82 | 84 | 84 | 84 | 18 | 28 | 28 | 1981 | 28 | 28 |
Best forecast wave conditions in West Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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