Surf Forecasts:
How big are the waves at Jacobs Bay today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 6ft (1.9m), 10s period with SW swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 5ft (1.6m), 9s period with SW swell.
- Evening surf: Evening surf (20 Jul, local time) - 3.5ft (1.1m), 8s period with SW swell.
The current surf forecast for Jacobs Bay at 6AM is: 2.1m 10s primary swell from a Southwest direction and 0.8m 10s secondary swell from a West direction (forecast issued at 01:00am July 20). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 6ft (1.9m) | 10s |
| Afternoon (20 Jul) | 5ft (1.6m) | 9s |
| Evening (20 Jul) | 3.5ft (1.1m) | 8s |
Table - waves today at Jacobs Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 15°C on Mon night, min 12°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
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 11 | SW 10 | SW 10 | SW 9 | SW 9 | SW 9 | SW 8 | SW 8 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1211 | 934 | 724 | 549 | 437 | 379 | 151 | 151 | 330 | 403 | 665 | 1784 | 2448 | 2609 | 2681 | 2419 | 2088 | 1908 | 1643 | 1494 | 1292 | 1404 | 1169 | 1013 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | glassy | glassy | glassy | on | cross-on | cross-on | cross-on | cross-off | off | off | cross-off | cross | cross | cross | cross-off | cross | cross | cross-on | cross-on | on | on | cross-on | cross-on |
High Tide | 7:25AM1.19m | 7:46PM1.32m | 8:18AM1.09m | 8:38PM1.21m | 9:25AM1.02m | 9:45PM1.12m | ||||||||||||||||||
Low Tide | 1:25AM0.33m | 1:22PM0.40m | 2:14AM0.43m | 2:11PM0.52m | 3:15AM0.51m | 3:17PM0.61m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | |  | | | | | | | | |
 | — | 7:47 | — | — | — | — | — | — | — | 7:46 | — | — | — | — | — | — | — | 7:46 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:02 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 15 | 14 | 13 | 12 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 |
Feels °C | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 14 | 13 | 12 | 10 | 11 | 11 | 9 | 9 | 9 | 11 | 11 | 11 | 12 | 11 | 11 | 12 | 11 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 10 | SW 10 | SW 9 | SW 9 | SW 9 | SW 8 | SW 8 | SSW 8 | SSW 15 | SSW 15 | SSW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 1211 | 934 | 724 | 549 | 437 | 379 | 151 | 151 | 101 | 403 | 665 | 1784 | 2448 | 2609 | 2681 | 2419 | 2088 | 1908 | 1643 | 1494 | 1292 | 1404 | 1169 | 1013 |
Swell 2 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | SW 10 | SW 12 | SSW 16 | SSW 7 | SSW 7 | W 9 | W 9 | W 9 | — | — | — | — | — | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 |
| kJ | 123 | 118 | 90 | 121 | 92 | 89 | 124 | 122 | 330 | 70 | 68 | 38 | 25 | 24 | — | — | — | — | — | 43 | 42 | 72 | 152 | 143 |
Swell 3 Height (m) Direction Period (s) | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSW 18 | W 9 | W 9 | SW 12 | SW 11 | SSW 10 | WSW 11 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 18 | 18 | 17 | 8 | 8 | 31 | 85 | 60 | 175 | 94 | 51 | 48 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 18 | 0 | 0 | 0 | 31 | 29 | 28 | 28 | 0 | 0 | 0 | 0 | 28 | 29 | 28 | 28 | 18 | 18 | 28 | 28 | 31 | 127 | 31 | 31 |
Best forecast wave conditions in West Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Jacobs Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest