Surf Forecasts:
How big are the waves at Jacobs Bay today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 10ft (3.0m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 8ft (2.5m), 12s period with SW swell.
- Evening surf: Evening surf (19 Aug, local time) - 8ft (2.4m), 12s period with SW swell.
The current surf forecast for Jacobs Bay at 8AM is: 3.0m 12s primary swell from a Southwest direction (forecast issued at 01:00am August 19). The wind direction is predicted to be cross-shore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 10ft (3.0m) | 12s |
| Afternoon (19 Aug) | 8ft (2.5m) | 12s |
| Evening (19 Aug) | 8ft (2.4m) | 12s |
Table - waves today at Jacobs Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 15°C on Thu afternoon, min 12°C on Wed morning). Winds decreasing (fresh winds from the S on Wed morning, calm by Fri night). | ||||||||||||||||||||||||
Wednesday 19 | Thursday 20 | Friday 21 | ||||||||||||||||||||||
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) | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SSW 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 2665 | 2495 | 2341 | 2302 | 2078 | 1934 | 1632 | 1659 | 1591 | 1830 | 2522 | 3250 | 3105 | 2783 | 2032 | 2001 | 1446 | 1169 | 980 | 914 | 817 | 743 | 1009 | 531 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross | 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 | cross | cross-on | cross | cross-on |
High Tide | 7:14AM1.11m | 7:31PM1.16m | 8:10AM1.00m | 8:35PM1.05m | 9:51AM0.94m | 10:26PM1.00m | ||||||||||||||||||
Low Tide | 1:09AM0.43m | 1:08PM0.52m | 1:56AM0.54m | 2:00PM0.63m | 3:21AM0.63m | 3:58PM0.71m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | |  |  | | |
 | — | 7:22 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 13 | 12 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 14 | 14 | 13 | 13 | 12 | 12 | 14 | 13 | 14 | 13 | 13 |
Feels °C | 7 | 10 | 7 | 8 | 8 | 8 | 9 | 10 | 11 | 12 | 11 | 11 | 11 | 9 | 9 | 9 | 9 | 9 | 8 | 11 | 9 | 11 | 9 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SSW 11 |
| kJ | 2665 | 2495 | 2341 | 2302 | 2078 | 1934 | 1632 | 1659 | 1591 | 1830 | 2522 | 3250 | 3105 | 2783 | 2032 | 2001 | 1446 | 1169 | 980 | 914 | 817 | 743 | 1009 | 531 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 7 | — | — | WSW 11 | WSW 11 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 107 | — | — | 372 | 372 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 4 | — | S 5 | S 6 | S 7 | — | S 7 | S 7 | S 6 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 32 | — | 80 | 123 | 173 | — | 107 | 104 | 68 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 29 | 29 | 29 | 106 | 135 | 112 | 101 | 28 | 28 | 28 | 28 | 30 | 29 | 135 | 114 | 28 | 28 | 28 | 28 | 18 | 29 | 31 | 29 | 31 |
Best forecast wave conditions in West Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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