Surf Forecasts:
How big are the waves at Underwater Point today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 13ft (4.0m), 12s period with WSW swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 10ft (3.0m), 12s period with WSW swell.
- Evening surf: Evening surf (21 Oct, local time) - 7ft (2.2m), 12s period with SW swell.
The current surf forecast for Underwater Point at 5AM is: 3.5m 12s primary swell from a Southwest direction and 2.0m 6s secondary swell from a Northwest direction (forecast issued at 01:00am October 21). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 13ft (4.0m) | 12s |
| Afternoon (21 Oct) | 10ft (3.0m) | 12s |
| Evening (21 Oct) | 7ft (2.2m) | 12s |
Table - waves today at Underwater Point. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Wed morning. Very mild (max 17°C on Wed afternoon, min 14°C on Thu night). Winds decreasing (fresh winds from the NW on Wed morning, calm by Fri morning). | ||||||||||||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | ||||||||||||||||||||||
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 12 | SW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 2513 | 3343 | 4382 | 3710 | 2919 | 2369 | 1247 | 1403 | 1187 | 1149 | 999 | 930 | 914 | 908 | 908 | 984 | 1131 | 786 | 1560 | 1508 | 1175 | 1043 | 814 | 686 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | on | on | on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-off | cross-off | off | off | glassy | cross-on | cross-on | on | on |
High Tide | 11:45PM1.06m | 12:09PM1.22m | 00:30AM1.17m | 12:45PM1.35m | 1:07AM1.29m | 1:18PM1.47m | ||||||||||||||||||
Low Tide | 5:54AM0.49m | 6:33PM0.43m | 6:34AM0.39m | 7:06PM0.29m | 7:09AM0.29m | 7:39PM0.16m | ||||||||||||||||||
 | |  |  |  | |  | | |  | |  | |  | | | |  | | | | | | | |
 | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:06 | — | — |
mm | 2 | 1 | 2 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 14 | 16 | 16 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 16 | 17 |
Feels °C | 5 | 7 | 11 | 11 | 12 | 12 | 12 | 12 | 11 | 11 | 10 | 11 | 11 | 11 | 13 | 12 | 11 | 11 | 13 | 15 | 13 | 13 | 14 | 15 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 |
| kJ | 2513 | 3343 | 4382 | 3710 | 2919 | 2369 | 1247 | 1403 | 1187 | 1149 | 999 | 930 | 914 | 908 | 908 | 984 | 1131 | 786 | 1560 | 1508 | 1175 | 1043 | 814 | 686 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | W 15 | W 15 | W 11 | SE 10 | ESE 10 | ESE 9 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | SSW 11 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 |
| kJ | — | — | — | — | 18 | 4 | 713 | 4 | 9 | 9 | 585 | 448 | 448 | 394 | 329 | 272 | 220 | 422 | 128 | 125 | 90 | 89 | 60 | 58 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | W 15 | SE 10 | — | — | — | — | SE 10 | SE 10 | SE 10 | — | — | W 19 | W 10 | NW 13 | NW 13 | SW 16 | WSW 16 | W 16 | WSW 15 |
| kJ | — | — | — | — | — | 4 | 4 | — | — | — | — | 4 | 4 | 4 | — | — | 7 | 168 | 7 | 7 | 10 | 25 | 5 | 22 |
Wind waves Height (m) Direction Period (s) | NW 6 | NW 6 | — | — | — | — | — | W 11 | W 11 | W 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 317 | 325 | — | — | — | — | — | 466 | 610 | 526 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 263 | 271 | 26 | 20 | 20 | 3 | 3 | 2 | 3 | 3 | 6 | 3 | 6 | 24 | 3 | 0 | 13 | 0 | 0 | 0 | 6 | 2 | 2 | 2 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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