Surf Forecasts:
How big are the waves at Jacobs Bay today (31 Aug):
- Afternoon surf: Afternoon surf (31 Aug, local time) - 6.5ft (2.0m), 11s period with SW swell.
- Evening surf: Evening surf (31 Aug, local time) - 6ft (1.8m), 11s period with SW swell.
The current surf forecast for Jacobs Bay at 10PM is: 1.7m 11s primary swell from a South-southwest direction and 1.2m 11s secondary swell from a West-southwest direction, 0.8m 4s secondary swell from a South direction (forecast issued at 07:00pm August 31). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | - | - |
| Afternoon (31 Aug) | 6.5ft (2.0m) | 11s |
| Evening (31 Aug) | 6ft (1.8m) | 11s |
Table - waves today at Jacobs Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Wed night. Very mild (max 16°C on Thu afternoon, min 12°C on Mon night). Winds increasing (light winds from the N on Wed night, near gales from the SSE by Thu afternoon). | |||||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | |||||||||||||||||
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 11 | SSW 11 | SW 12 | SW 11 | SW 13 | SW 13 | SW 14 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 821 | 738 | 669 | 1324 | 1545 | 2248 | 2653 | 2887 | 3133 | 3753 | 3963 | 4007 | 3901 | 3688 | 3488 | 3133 | 2959 | 2528 | 2490 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on |
High Tide | 5:03PM1.61m | 5:24AM1.42m | 5:39PM1.53m | 6:03AM1.33m | 6:20PM1.42m | ||||||||||||||
Low Tide | 11:18PM0.11m | 11:22AM0.19m | 11:55PM0.19m | 12:00PM0.29m | |||||||||||||||
 |  | | | | | | | | | | | | | | |  | | | |
 | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — |
 | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 |
Feels °C | 6 | 7 | 8 | 8 | 9 | 9 | 8 | 9 | 8 | 9 | 9 | 10 | 10 | 11 | 11 | 10 | 10 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 11 | SSW 11 | SW 12 | SW 11 | SW 13 | SW 13 | SW 14 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 |
| kJ | 821 | 738 | 669 | 1324 | 1545 | 2248 | 2653 | 2887 | 3133 | 3753 | 3963 | 4007 | 3901 | 3688 | 3488 | 3133 | 2959 | 2528 | 2490 |
Swell 2 Height (m) Direction Period (s) | — | SSW 14 | WSW 11 | WSW 11 | — | — | — | — | — | — | — | — | — | — | W 17 | — | — | — | — |
| kJ | — | 77 | 328 | 93 | — | — | — | — | — | — | — | — | — | — | 24 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | S 9 | SW 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 1 | 191 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 4 | S 4 | — | S 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 25 | 25 | — | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 112 | 98 | 28 | 28 | 28 | 28 | 29 | 29 | 114 | 114 | 106 | 29 | 29 | 29 | 29 | 106 | 135 | 31 | 28 |
Best forecast wave conditions in West Coast | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
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