Surf Forecasts:
How big are the waves at Jacobs Bay today (11 Sep):
- Morning surf: Morning surf (11 Sep, local time) - 6ft (1.8m), 12s period with WSW swell.
- Afternoon surf: Afternoon surf (11 Sep, local time) - 8ft (2.5m), 8s period with S swell.
- Evening surf: Evening surf (11 Sep, local time) - 10ft (3.0m), 8s period with S swell.
The current surf forecast for Jacobs Bay at 5AM is: 1.9m 13s primary swell from a West-southwest direction and 2.0m 7s secondary swell from a South direction (forecast issued at 01:00am September 11). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Sep) | 6ft (1.8m) | 12s |
| Afternoon (11 Sep) | 8ft (2.5m) | 8s |
| Evening (11 Sep) | 10ft (3.0m) | 8s |
Table - waves today at Jacobs Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Sun night. Warm (max 20°C on Sat morning, min 14°C on Fri morning). Winds decreasing (fresh winds from the S on Sat afternoon, light winds from the N by Sun morning). | ||||||||||||||||||||||||
Friday 11 | Saturday 12 | Sunday 13 | ||||||||||||||||||||||
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 13 | WSW 13 | WSW 12 | WSW 12 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SW 14 | SW 14 | SW 15 | SW 17 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1383 | 1152 | 1000 | 830 | 731 | 1158 | 1418 | 1276 | 1010 | 937 | 1079 | 1407 | 1915 | 1344 | 1968 | 2963 | 2516 | 2278 | 2111 | 1804 | 1507 | 1226 | 1102 | 839 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-off | cross |
High Tide | 3:10AM1.57m | 3:25PM1.72m | 3:44AM1.57m | 3:58PM1.70m | 4:17AM1.54m | 4:29PM1.64m | ||||||||||||||||||
Low Tide | 9:15AM0.02m | 9:42PM-0.02m | 9:48AM0.03m | 10:14PM0.01m | 10:19AM0.08m | 10:45PM0.07m | ||||||||||||||||||
 | |  | |  | | | | | |  | | | | | | | | | | |  |  | | |
 | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 1 |
Temp °C | 14 | 14 | 14 | 16 | 17 | 15 | 15 | 15 | 14 | 15 | 16 | 20 | 18 | 20 | 20 | 18 | 18 | 18 | 17 | 19 | 20 | 16 | 16 | 14 |
Feels °C | 9 | 10 | 10 | 12 | 12 | 9 | 10 | 10 | 10 | 11 | 11 | 16 | 12 | 15 | 17 | 16 | 16 | 17 | 17 | 18 | 20 | 15 | 14 | 9 |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 14 | SW 14 | SW 15 | SW 14 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 |
| kJ | 1383 | 1152 | 1000 | 830 | 692 | 692 | 569 | 385 | 336 | 306 | 1079 | 1382 | 1915 | 1344 | 1968 | 2963 | 2516 | 2278 | 2111 | 1804 | 1507 | 1226 | 1102 | 839 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | SW 14 | SW 15 | SW 14 | — | SW 14 | — | SW 17 | SW 13 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 |
| kJ | — | — | — | — | — | — | — | 130 | 134 | 341 | — | 1407 | — | 1282 | 721 | 498 | 465 | 340 | 208 | 142 | 141 | 125 | 165 | 103 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSE 11 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 43 | — | — |
Wind waves Height (m) Direction Period (s) | S 6 | S 7 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 9 | S 9 | S 9 | S 9 | SSE 9 | — | — | — | — | — | — | — | N 4 |
| kJ | 214 | 353 | 593 | 573 | 731 | 1158 | 1418 | 1276 | 1010 | 937 | 846 | 835 | 785 | 908 | 741 | 616 | — | — | — | — | — | — | — | 28 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 84 | 28 | 28 | 29 | 469 | 469 | 414 | 99 | 29 | 28 | 84 | 99 | 106 | 112 | 28 | 17 | 0 | 0 | 0 | 0 | 28 | 99 | 86 | 103 |
Best forecast wave conditions in West Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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