Surf Forecasts:
How big are the waves at Jacobs Bay today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 5ft (1.6m), 7s period with NW swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 2.5ft (0.8m), 17s period with SW swell.
- Evening surf: Evening surf (15 Sep, local time) - 5ft (1.6m), 16s period with SW swell.
The current surf forecast for Jacobs Bay at 11AM is: 1.6m 7s primary swell from a Northwest direction and 1.0m 11s secondary swell from a Southwest direction, 0.4m 18s secondary swell from a Southwest direction (forecast issued at 07:00am September 15). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 5ft (1.6m) | 7s |
| Afternoon (15 Sep) | 2.5ft (0.8m) | 17s |
| Evening (15 Sep) | 5ft (1.6m) | 16s |
Table - waves today at Jacobs Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Tue night. Very mild (max 17°C on Thu afternoon, min 12°C on Tue night). Winds increasing (moderate winds from the NNW on Tue night, strong winds from the S by Wed afternoon). | |||||||||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | |||||||||||||||||||||
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) | NW 7 | NW 7 | NW 7 | SW 17 | SW 16 | SW 16 | WSW 15 | WSW 14 | SW 14 | SW 13 | WSW 13 | WSW 13 | WSW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | S 8 | S 8 | S 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 285 | 246 | 247 | 358 | 909 | 1164 | 3072 | 3842 | 3844 | 2931 | 2067 | 1465 | 1359 | 827 | 744 | 1021 | 1279 | 1209 | 1094 | 1013 | 964 | 1192 | 973 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:19AM1.37m | 5:30PM1.41m | 5:51AM1.26m | 6:01PM1.28m | 6:25AM1.14m | 6:38PM1.14m | |||||||||||||||||
Low Tide | 11:19AM0.27m | 11:44PM0.29m | 11:49AM0.39m | 00:16AM0.41m | 12:21PM0.51m | ||||||||||||||||||
 |  | |  | |  | |  | |  | | | | | | | | | | | | | | |
 | 6:48 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — |
 | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:40 | — | — |
mm | — | — | — | — | — | 1 | 5 | 13 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 15 | 15 | 14 | 14 | 12 | 13 | 13 | 14 | 15 | 14 | 14 | 13 | 13 | 12 | 12 | 15 | 17 | 16 | 15 | 13 |
Feels °C | 11 | 10 | 8 | 9 | 11 | 10 | 11 | 6 | 6 | 5 | 4 | 5 | 4 | 5 | 6 | 6 | 5 | 5 | 7 | 9 | 7 | 7 | 5 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 11 | SW 11 | SW 11 | SW 16 | SW 16 | WSW 15 | WSW 14 | SW 14 | SW 13 | WSW 13 | WSW 13 | WSW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 237 | 224 | 224 | 171 | 909 | 1164 | 3072 | 3842 | 3844 | 2931 | 2067 | 1465 | 1359 | 827 | 744 | 1021 | 1279 | 1209 | 1094 | 1013 | 865 | 710 | 583 |
Swell 2 Height (m) Direction Period (s) | — | SW 16 | SW 18 | SW 17 | — | WSW 8 | WNW 8 | NNW 6 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 | W 13 | WSW 13 | W 13 | W 12 | W 12 | W 12 | W 12 | — | — | — |
| kJ | — | 41 | 108 | 358 | — | 76 | 257 | 20 | 221 | 668 | 573 | 715 | 577 | 764 | 659 | 395 | 304 | 148 | 144 | 103 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SW 14 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 716 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 7 | NW 7 | NW 7 | NW 7 | WNW 7 | WNW 7 | — | — | SSE 5 | S 6 | S 6 | S 7 | S 7 | S 7 | S 7 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 |
| kJ | 285 | 246 | 247 | 287 | 286 | 205 | — | — | 75 | 141 | 291 | 573 | 706 | 763 | 672 | 724 | 624 | 628 | 659 | 746 | 964 | 1192 | 973 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 127 | 290 | 358 | 363 | 290 | 97 | 114 | 29 | 319 | 363 | 401 | 84 | 82 | 84 | 84 | 84 | 84 | 84 | 84 | 1294 | 1317 | 84 | 84 |
Best forecast wave conditions in West Coast | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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