Surf Forecasts:
How big are the waves at Jacobs Bay today (19 Sep):
- Morning surf: Morning surf (19 Sep, local time) - 5ft (1.5m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (19 Sep, local time) - 4.5ft (1.3m), 12s period with SW swell.
- Evening surf: Evening surf (19 Sep, local time) - 6ft (1.8m), 14s period with SW swell.
The current surf forecast for Jacobs Bay at 8AM is: 1.6m 12s primary swell from a Southwest direction and 0.4m 16s secondary swell from a Southwest direction, 1.0m 8s secondary swell from a South direction (forecast issued at 01:00am September 19). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Sep) | 5ft (1.5m) | 12s |
| Afternoon (19 Sep) | 4.5ft (1.3m) | 12s |
| Evening (19 Sep) | 6ft (1.8m) | 14s |
Table - waves today at Jacobs Bay. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Mon night. Warm (max 26°C on Mon morning, min 16°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 19 | Sunday 20 | Monday 21 | ||||||||||||||||||||||
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 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 11 | SW 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 784 | 736 | 712 | 514 | 448 | 403 | 1147 | 1343 | 1482 | 1367 | 1261 | 1200 | 996 | 918 | 835 | 725 | 573 | 488 | 480 | 472 | 414 | 393 | 366 | 350 |
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 | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | glassy | cross-off | glassy | cross-on | cross-off | cross-off | cross-off |
High Tide | 8:52AM0.93m | 9:41PM0.95m | 11:18AM0.97m | 11:38PM1.01m | 12:24PM1.09m | |||||||||||||||||||
Low Tide | 2:04AM0.64m | 3:02PM0.73m | 4:49AM0.66m | 5:48PM0.68m | 6:11AM0.56m | 6:42PM0.56m | ||||||||||||||||||
 | |  | | | | | | | | | | | |  | | | | | | |  | | | |
 | — | 6:41 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:42 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:43 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 15 | 16 | 21 | 20 | 20 | 23 | 22 | 22 | 21 | 22 | 25 | 25 | 23 | 25 | 23 | 23 | 22 | 22 | 26 | 26 | 25 | 24 | 26 |
Feels °C | 13 | 11 | 12 | 17 | 16 | 15 | 19 | 19 | 20 | 19 | 21 | 23 | 21 | 20 | 22 | 22 | 23 | 22 | 22 | 27 | 25 | 23 | 22 | 25 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 11 | SW 11 |
| kJ | 784 | 736 | 712 | 514 | 448 | 403 | 1147 | 1343 | 1482 | 1367 | 1261 | 1200 | 996 | 918 | 835 | 725 | 573 | 488 | 480 | 472 | 414 | 393 | 366 | 350 |
Swell 2 Height (m) Direction Period (s) | S 8 | S 8 | SW 16 | S 8 | SW 14 | SW 14 | — | — | S 7 | S 7 | S 8 | S 7 | S 7 | — | — | — | S 7 | S 7 | S 7 | S 6 | S 6 | SW 15 | SSW 15 | SW 14 |
| kJ | 257 | 195 | 65 | 105 | 346 | 350 | — | — | 183 | 111 | 177 | 94 | 94 | — | — | — | 154 | 104 | 103 | 67 | 47 | 58 | 87 | 169 |
Swell 3 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | S 8 | S 18 | SW 18 | SSW 16 | SW 15 | SSE 7 | SSE 6 |
| kJ | 41 | 163 | 125 | 255 | — | — | — | — | — | — | — | — | — | — | — | — | — | 47 | 6 | 12 | 24 | 58 | 9 | 14 |
Wind waves Height (m) Direction Period (s) | — | — | S 8 | — | S 8 | S 6 | S 6 | S 8 | S 8 | — | — | SSE 7 | S 7 | S 6 | S 6 | S 6 | S 7 | — | — | — | — | S 6 | S 6 | — |
| kJ | — | — | 130 | — | 124 | 86 | 187 | 332 | 318 | — | — | 143 | 60 | 78 | 78 | 137 | 212 | — | — | — | — | 32 | 23 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 28 | 28 | 28 | 18 | 28 | 82 | 69 | 28 | 28 | 0 | 0 | 28 | 31 | 132 | 28 | 0 | 0 | 0 | 0 | 0 | 31 | 29 | 0 | 0 |
Best forecast wave conditions in West Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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