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 (1.8m), 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 2PM is: 1.9m 14s primary swell from a Southwest direction and 2.1m 9s secondary swell from a Southeast direction (forecast issued at 07:00am September 13). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | 7ft (2.1m) | 14s |
| Afternoon (13 Sep) | 6ft (1.8m) | 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 42mm), heaviest during Tue night. Very mild (max 18°C on Sun afternoon, min 13°C on Tue night). Winds increasing (calm on Sun afternoon, strong winds from the NNW by Tue afternoon). | |||||||||||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | |||||||||||||||||||||
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 15 | SW 14 | 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 | SW 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 2278 | 1983 | 1665 | 1363 | 1208 | 1014 | 814 | 663 | 643 | 496 | 374 | 355 | 268 | 268 | 228 | 217 | 171 | 228 | 297 | 943 | 1194 | 2117 | 3236 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | glassy | 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 |
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 | ||||||||||||||||||
 |  | |  |  |  | | | | | | |  |  | | | | | | | | |  | |
 | 6:48 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — |
 | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | — | — | — | 1 | 2 | 1 | 2 | 1 | 2 | — | — | — | — | — | — | — | — | 1 | — | — | — | 3 | 12 |
Temp °C | 16 | 16 | 17 | 18 | 18 | 17 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 13 |
Feels °C | 11 | 11 | 15 | 17 | 19 | 18 | 11 | 12 | 12 | 11 | 11 | 10 | 11 | 10 | 10 | 9 | 9 | 10 | 7 | 6 | 7 | 6 | 11 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SE 9 | SE 9 | SE 10 | ESE 10 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 16 | SW 16 | SW 15 | SW 14 |
| kJ | 2278 | 1983 | 1665 | 1363 | 1208 | 1014 | 408 | 365 | 400 | 367 | 374 | 355 | 268 | 268 | 228 | 217 | 171 | 228 | 177 | 943 | 1194 | 2117 | 3236 |
Swell 2 Height (m) Direction Period (s) | S 8 | — | — | — | — | — | SW 13 | SW 13 | SW 13 | SW 12 | ESE 11 | ESE 10 | ESE 10 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | SW 17 | ESE 13 | ESE 13 | ESE 13 | NW 7 |
| kJ | 21 | — | — | — | — | — | 814 | 663 | 643 | 496 | 300 | 229 | 173 | 128 | 103 | 65 | 68 | 37 | 297 | 64 | 55 | 33 | 309 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 15 | ESE 13 | ESE 11 | SE 13 | — | S 9 | ESE 13 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 37 | 32 | 22 | 42 | — | 2 | 33 |
Wind waves Height (m) Direction Period (s) | ESE 8 | ESE 8 | SE 8 | SE 9 | SE 9 | SE 8 | NW 3 | NW 4 | NW 5 | NW 5 | NW 6 | NW 6 | NW 6 | NW 7 | NW 7 | NW 7 | NW 7 | NW 6 | NW 6 | NW 7 | NW 7 | NW 7 | — |
| kJ | 969 | 875 | 751 | 695 | 680 | 553 | 8 | 27 | 51 | 100 | 136 | 258 | 317 | 423 | 422 | 453 | 374 | 255 | 386 | 556 | 648 | 627 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 29 | 20 | 2 | 15 | 0 | 0 | 25 | 4 | 35 | 35 | 47 | 47 | 152 | 47 | 47 | 56 | 56 | 25 | 164 | 218 | 218 | 164 | 4 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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