Surf Forecasts:
How big are the waves at Dias Beach today (13 Sep):
- Morning surf: Morning surf (13 Sep, local time) - 7ft (2.1m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (13 Sep, local time) - 6ft (1.9m), 14s period with SW swell.
- Evening surf: Evening surf (13 Sep, local time) - 5.5ft (1.7m), 13s period with SW swell.
The current surf forecast for Dias Beach at 5PM is: 1.8m 14s primary swell from a Southwest direction and 2.0m 9s secondary swell from a Southeast direction (forecast issued at 01:00pm September 13). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | 7ft (2.1m) | 14s |
| Afternoon (13 Sep) | 6ft (1.9m) | 14s |
| Evening (13 Sep) | 5.5ft (1.7m) | 13s |
Table - waves today at Dias Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 39mm), heaviest during Tue night. Very mild (max 18°C on Sun afternoon, min 12°C on Tue night). Winds increasing (light winds from the NW on Sun afternoon, strong winds from the NNW by Tue afternoon). | |||||||||||||||||||||
Sun 13 | Monday 14 | Tuesday 15 | |||||||||||||||||||
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 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 17 | SW 16 | SW 16 | SW 15 | WSW 15 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1665 | 1363 | 1208 | 1014 | 814 | 663 | 643 | 496 | 473 | 355 | 268 | 268 | 263 | 217 | 198 | 228 | 297 | 943 | 1179 | 2560 | 3348 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | 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-off | cross-off | cross-off | cross-off | cross-off | off |
High Tide | 4:29PM1.63m | 4:47AM1.45m | 4:59PM1.53m | 5:18AM1.36m | 5:29PM1.41m | ||||||||||||||||
Low Tide | 10:19AM0.08m | 10:45PM0.07m | 10:49AM0.16m | 11:15PM0.17m | 11:18AM0.26m | ||||||||||||||||
 |  | |  | | |  | |  | |  | |  | | | | | | | |  | |
 | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — |
 | — | — | 6:35 | — | — | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | — | 1 | 2 | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 11 |
Temp °C | 17 | 18 | 17 | 16 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 15 | 14 | 14 |
Feels °C | 14 | 18 | 18 | 16 | 11 | 12 | 12 | 10 | 11 | 9 | 10 | 9 | 10 | 10 | 10 | 10 | 7 | 7 | 7 | 6 | 11 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SE 9 | SE 9 | SE 9 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 16 | SW 16 | SW 15 | WSW 15 |
| kJ | 1665 | 1363 | 621 | 492 | 379 | 663 | 643 | 496 | 473 | 355 | 268 | 268 | 263 | 217 | 198 | 228 | 177 | 943 | 1179 | 2560 | 3348 |
Swell 2 Height (m) Direction Period (s) | — | — | SW 14 | SW 13 | SW 13 | SE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 11 | ESE 11 | ESE 11 | ESE 10 | ESE 12 | ESE 12 | SW 17 | ESE 12 | WSW 8 | ESE 13 | ESE 13 |
| kJ | — | — | 1208 | 1014 | 814 | 345 | 314 | 267 | 216 | 229 | 143 | 101 | 99 | 62 | 77 | 55 | 297 | 51 | 92 | 33 | 33 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 15 | SW 16 | ESE 11 | SW 7 | ESE 13 | ESE 13 | NNW 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 36 | 95 | 22 | 13 | 32 | 33 | 118 |
Wind waves Height (m) Direction Period (s) | SE 8 | SE 9 | — | ESE 9 | NW 3 | NW 5 | NW 5 | NW 6 | NW 6 | NW 6 | NW 6 | NW 7 | NW 7 | NW 7 | NW 6 | NW 6 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 |
| kJ | 751 | 749 | — | 878 | 5 | 56 | 96 | 136 | 129 | 240 | 349 | 494 | 404 | 397 | 265 | 241 | 465 | 572 | 555 | 492 | 346 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 2 | 2 | 0 | 0 | 25 | 35 | 35 | 56 | 56 | 56 | 152 | 27 | 35 | 35 | 56 | 25 | 164 | 218 | 218 | 164 | 32 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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