Surf Forecasts:
How big are the waves at Jacobs Bay today (04 Sep):
- Morning surf: Morning surf (04 Sep, local time) - 11ft (3.5m), 10s period with S swell.
- Afternoon surf: Afternoon surf (04 Sep, local time) - 10ft (3.0m), 9s period with S swell.
- Evening surf: Evening surf (04 Sep, local time) - 11ft (3.5m), 9s period with S swell.
The current surf forecast for Jacobs Bay at 6AM is: 4.0m 10s primary swell from a South direction and 0.9m 12s secondary swell from a West-southwest direction (forecast issued at 01:00am September 04). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Sep) | 11ft (3.5m) | 10s |
| Afternoon (04 Sep) | 10ft (3.0m) | 9s |
| Evening (04 Sep) | 11ft (3.5m) | 9s |
Table - waves today at Jacobs Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 24°C on Sun morning, min 12°C on Fri night). Winds decreasing (strong winds from the SSE on Fri morning, light winds from the SE by Sun morning). | ||||||||||||||||||||||||
Friday 4 | Saturday 5 | Sunday 6 | ||||||||||||||||||||||
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) | S 9 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | SSE 9 | S 10 | S 10 | S 10 | S 10 | SW 21 | SW 20 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 2545 | 2936 | 2519 | 1971 | 1361 | 2098 | 2048 | 1583 | 1010 | 766 | 715 | 826 | 740 | 815 | 983 | 900 | 1569 | 2006 | 2297 | 2267 | 1882 | 1707 | 1571 | 1399 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross | cross | cross-off |
High Tide | 8:00AM1.10m | 8:34PM1.16m | 9:48AM1.05m | 10:29PM1.13m | 11:36AM1.14m | |||||||||||||||||||
Low Tide | 1:39AM0.42m | 1:57PM0.53m | 3:14AM0.51m | 3:59PM0.59m | 5:13AM0.48m | 5:54PM0.50m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | | | | | |
 | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:34 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 13 | 15 | 18 | 19 | 16 | 13 | 12 | 12 | 12 | 16 | 19 | 20 | 21 | 18 | 16 | 16 | 18 | 24 | 21 | 22 | 23 | 23 |
Feels °C | 5 | 5 | 5 | 7 | 9 | 11 | 10 | 6 | 6 | 7 | 7 | 12 | 14 | 14 | 16 | 13 | 12 | 13 | 15 | 22 | 18 | 19 | 20 | 21 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | S 9 | WSW 10 | WSW 10 | SW 23 | WSW 22 | SW 21 | S 10 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 15 |
| kJ | 317 | 193 | 148 | 140 | 105 | 68 | 68 | 66 | 65 | 75 | 69 | 685 | 40 | 39 | 266 | 822 | 1569 | 593 | 2297 | 2267 | 1882 | 1707 | 1571 | 1399 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | WSW 10 | W 26 | WSW 25 | WSW 10 | SW 10 | WSW 10 | SW 20 | S 9 | S 9 | S 9 | S 9 | SSE 9 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 68 | 14 | 59 | 38 | 25 | 19 | 2006 | 388 | 281 | 203 | 133 | 135 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 10 | SW 12 | SW 10 | SW 10 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 19 | 39 | 47 | 33 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 9 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | SSE 9 | S 10 | S 10 | S 10 | S 10 | S 10 | — | — | — | — | — | — | S 9 |
| kJ | 2545 | 2936 | 2519 | 1971 | 1361 | 2098 | 2048 | 1583 | 1010 | 766 | 715 | 826 | 740 | 815 | 983 | 900 | 830 | — | — | — | — | — | — | 133 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1173 | 1173 | 1186 | 1334 | 1981 | 84 | 84 | 84 | 84 | 28 | 18 | 18 | 28 | 29 | 84 | 28 | 28 | 28 | 17 | 0 | 31 | 29 | 28 | 0 |
Best forecast wave conditions in West Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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