Surf Forecasts:
How big are the waves at Jacobs Bay today (30 Aug):
- Morning surf: Morning surf (30 Aug, local time) - 10ft (3.0m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (30 Aug, local time) - 7.5ft (2.3m), 12s period with WSW swell.
- Evening surf: Evening surf (30 Aug, local time) - 7ft (2.1m), 12s period with WSW swell.
The current surf forecast for Jacobs Bay at 1AM is: 1.7m 13s primary swell from a West-southwest direction and 1.5m 13s secondary swell from a West-southwest direction, 2.1m 9s secondary swell from a Southwest direction (forecast issued at 07:00pm August 29). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Aug) | 10ft (3.0m) | 13s |
| Afternoon (30 Aug) | 7.5ft (2.3m) | 12s |
| Evening (30 Aug) | 7ft (2.1m) | 12s |
Table - waves today at Jacobs Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 14°C on Sat night, min 11°C on Sun night). Winds decreasing (strong winds from the S on Sun night, light winds from the SSE by Tue morning). | |||||||||||||||||||
Sat 29 | Sunday 30 | Monday 31 | |||||||||||||||||
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 | WSW 13 | WSW 13 | SW 13 | SW 13 | SW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | SW 11 | SW 11 | SW 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 1247 | 841 | 817 | 950 | 2456 | 2570 | 2660 | 1694 | 1435 | 1248 | 1077 | 1077 | 1010 | 859 | 889 | 766 | 771 | 738 | 439 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross |
High Tide | 4:01PM1.64m | 4:16AM1.52m | 4:31PM1.65m | 4:49AM1.49m | 5:03PM1.61m | ||||||||||||||
Low Tide | 10:14PM0.07m | 10:18AM0.08m | 10:45PM0.08m | 10:49AM0.12m | |||||||||||||||
 |  | | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — |
 | 6:28 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 |
Feels °C | 7 | 8 | 8 | 6 | 6 | 6 | 6 | 5 | 5 | 4 | 5 | 5 | 6 | 6 | 7 | 6 | 6 | 7 | 7 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 14 | SW 9 | WSW 13 | SW 13 | SW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | SW 11 | SW 11 | SW 11 |
| kJ | 1247 | 841 | 653 | 950 | 2456 | 2570 | 1850 | 1694 | 1435 | 1248 | 1077 | 1077 | 1010 | 859 | 889 | 766 | 771 | 738 | 439 |
Swell 2 Height (m) Direction Period (s) | S 11 | SSE 11 | WSW 13 | WSW 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 14 | WSW 11 |
| kJ | 86 | 39 | 817 | 950 | — | — | — | — | — | — | — | — | — | — | — | — | — | 78 | 328 |
Swell 3 Height (m) Direction Period (s) | — | S 11 | SSE 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 10 | SSW 14 |
| kJ | — | 20 | 38 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 232 |
Wind waves Height (m) Direction Period (s) | SSW 6 | SW 9 | — | SW 9 | SSE 11 | SSE 11 | SW 13 | S 6 | S 6 | S 6 | S 7 | S 7 | S 6 | S 6 | S 6 | S 6 | S 5 | S 5 | S 5 |
| kJ | 166 | 595 | — | 686 | 22 | 22 | 2660 | 187 | 245 | 322 | 378 | 353 | 240 | 199 | 144 | 92 | 62 | 49 | 43 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 400 | 99 | 99 | 176 | 29 | 106 | 84 | 413 | 414 | 176 | 155 | 28 | 28 | 28 | 28 | 99 | 112 | 98 | 28 |
Best forecast wave conditions in West Coast | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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