Surf Forecasts:
How big are the waves at Jacobs Bay today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 10ft (3.0m), 13s period with WSW swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 8ft (2.5m), 13s period with WSW swell.
- Evening surf: Evening surf (17 Aug, local time) - 8ft (2.5m), 13s period with WSW swell.
The current surf forecast for Jacobs Bay at 5AM is: 3.0m 13s primary swell from a West-southwest direction (forecast issued at 01:00am August 17). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 10ft (3.0m) | 13s |
| Afternoon (17 Aug) | 8ft (2.5m) | 13s |
| Evening (17 Aug) | 8ft (2.5m) | 13s |
Table - waves today at Jacobs Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Mon afternoon, min 12°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | ||||||||||||||||||||||
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 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | SSW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 3516 | 3186 | 2875 | 2586 | 2412 | 2245 | 2279 | 2116 | 2026 | 1820 | 1879 | 1743 | 948 | 1619 | 2179 | 2665 | 2665 | 2373 | 2107 | 1966 | 1830 | 1731 | 1539 | 1539 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | cross | cross | cross-on | on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross-off |
High Tide | 5:58AM1.34m | 6:13PM1.44m | 6:34AM1.23m | 6:49PM1.30m | 7:14AM1.11m | 7:31PM1.16m | ||||||||||||||||||
Low Tide | 11:57PM0.19m | 11:57AM0.26m | 00:32AM0.30m | 12:31PM0.39m | 1:09AM0.43m | 1:08PM0.52m | ||||||||||||||||||
 |  |  | | |  |  | | | | | | | | | | | | | | | | | | |
 | — | 7:24 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 15 | 16 | 18 | 17 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 13 | 13 | 12 | 13 | 14 | 14 | 14 | 14 | 14 |
Feels °C | 15 | 15 | 15 | 15 | 16 | 15 | 13 | 13 | 12 | 11 | 11 | 10 | 10 | 9 | 8 | 8 | 9 | 8 | 9 | 10 | 9 | 9 | 10 | 11 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 3516 | 3186 | 2875 | 2586 | 2412 | 2245 | 2279 | 2116 | 2026 | 1820 | 1879 | 1743 | 948 | 1619 | 2179 | 2665 | 2665 | 2373 | 2107 | 1966 | 1830 | 1731 | 1539 | 1539 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | W 16 | — | — | — | SW 13 | — | SW 14 | SSW 13 | WSW 12 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 188 | — | — | — | 290 | — | 416 | 862 | 447 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SW 16 | — | SSW 12 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 67 | — | 299 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | S 4 | S 5 | S 5 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 27 | 68 | 87 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 29 | 29 | 29 | 30 | 127 | 31 | 31 | 0 | 28 | 28 | 28 | 28 | 131 | 135 | 155 | 29 | 29 | 29 | 29 | 29 | 114 | 135 | 28 | 28 |
Best forecast wave conditions in West Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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