Surf Forecasts:
How big are the waves at Jacobs Bay today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 6ft (1.8m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 7ft (2.2m), 14s period with WSW swell.
- Evening surf: Evening surf (10 Sep, local time) - 7ft (2.2m), 13s period with WSW swell.
The current surf forecast for Jacobs Bay at 2AM is: 1.4m 12s primary swell from a Southwest direction and 0.6m 18s secondary swell from a Southwest direction, 1.2m 5s secondary swell from a South direction (forecast issued at 07:00pm September 09). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 6ft (1.8m) | 15s |
| Afternoon (10 Sep) | 7ft (2.2m) | 14s |
| Evening (10 Sep) | 7ft (2.2m) | 13s |
Table - waves today at Jacobs Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 24°C on Sat afternoon, min 13°C on Thu night). Mainly strong winds. | |||||||||||||||||||
Wed 9 | Thursday 10 | Friday 11 | |||||||||||||||||
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 | SW 12 | SW 12 | SW 16 | SW 16 | SW 15 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | S 8 | S 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 295 | 330 | 449 | 617 | 765 | 1194 | 2579 | 2181 | 1697 | 1622 | 1405 | 1383 | 1152 | 1000 | 878 | 816 | 680 | 1035 | 1137 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross-off | cross | cross | cross | cross-off | cross |
High Tide | 2:14PM1.59m | 2:33AM1.53m | 2:51PM1.68m | 3:10AM1.57m | 3:25PM1.72m | ||||||||||||||
Low Tide | 8:31PM0.08m | 8:41AM0.05m | 9:08PM0.01m | 9:15AM0.02m | 9:42PM-0.02m | ||||||||||||||
 |  | | |  |  | | | |  | | | | |  | | | | | |
 | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — |
 | 6:36 | — | — | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 15 | 14 | 14 | 14 | 15 | 16 | 15 | 14 | 14 | 13 | 13 | 14 | 16 | 18 | 18 | 17 | 16 |
Feels °C | 9 | 10 | 12 | 11 | 11 | 11 | 10 | 10 | 9 | 8 | 9 | 8 | 8 | 11 | 12 | 13 | 13 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | SW 12 | SW 12 | WSW 12 | SW 16 | SW 15 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 |
| kJ | 295 | 330 | 449 | 617 | 669 | 1194 | 2579 | 2181 | 1697 | 1622 | 1405 | 1383 | 1152 | 1000 | 878 | 816 | 680 | 560 | 385 |
Swell 2 Height (m) Direction Period (s) | W 11 | — | SW 20 | SW 18 | SW 16 | WSW 12 | — | — | — | — | — | — | — | — | — | — | — | — | SW 14 |
| kJ | 9 | — | 15 | 197 | 765 | 605 | — | — | — | — | — | — | — | — | — | — | — | — | 102 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 5 | S 6 | S 6 | S 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 6 | S 6 | S 7 | S 7 | SSW 7 | SSW 8 | S 8 | S 8 | S 9 |
| kJ | 80 | 133 | 104 | 76 | 59 | 47 | 41 | 53 | 66 | 120 | 157 | 264 | 442 | 452 | 405 | 375 | 625 | 1035 | 1137 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 150 | 131 | 28 | 29 | 28 | 29 | 135 | 135 | 363 | 176 | 206 | 206 | 28 | 28 | 28 | 115 | 469 | 106 | 29 |
Best forecast wave conditions in West Coast | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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