Surf Forecasts:
How big are the waves at Dias Beach today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 10ft (3.0m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 8ft (2.5m), 13s period with WSW swell.
- Evening surf: Evening surf (16 Sep, local time) - 7ft (2.1m), 13s period with SW swell.
The current surf forecast for Dias Beach at 1AM is: 3.0m 14s primary swell from a West-southwest direction and 0.3m 13s secondary swell from a East-southeast direction (forecast issued at 07:00pm September 15). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 10ft (3.0m) | 13s |
| Afternoon (16 Sep) | 8ft (2.5m) | 13s |
| Evening (16 Sep) | 7ft (2.1m) | 13s |
Table - waves today at Dias Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 27mm), heaviest during Tue night. Very mild (max 16°C on Fri afternoon, min 12°C on Tue night). Winds increasing (moderate winds from the S on Tue night, near gales from the SE by Thu afternoon). | |||||||||||||||||||
Tue 15 | Wednesday 16 | Thursday 17 | |||||||||||||||||
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 16 | SW 15 | SW 15 | WSW 14 | WSW 14 | SW 13 | WSW 13 | WSW 13 | SSW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 1194 | 1718 | 3477 | 4334 | 3460 | 2929 | 2537 | 2053 | 1945 | 1339 | 1671 | 1569 | 1494 | 1381 | 1444 | 1272 | 1160 | 990 | 897 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross |
High Tide | 5:29PM1.41m | 5:48AM1.25m | 5:59PM1.27m | 6:21AM1.13m | 6:34PM1.13m | ||||||||||||||
Low Tide | 11:43PM0.28m | 11:47AM0.38m | 00:14AM0.41m | 12:18PM0.50m | |||||||||||||||
 |  |  | |  |  | | | |  | | | | | | | | | | |
 | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — |
 | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | — | 7 | 13 | 6 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 12 | 12 | 14 | 14 | 14 | 13 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 |
Feels °C | 6 | 7 | 6 | 8 | 7 | 5 | 6 | 4 | 4 | 4 | 3 | 3 | 4 | 5 | 5 | 4 | 3 | 5 | 5 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 15 | SW 15 | WSW 14 | WSW 14 | SW 13 | WSW 13 | WSW 13 | WSW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 1194 | 1718 | 3477 | 4334 | 3460 | 2929 | 2537 | 2053 | 1042 | 1339 | 1671 | 1569 | 1494 | 1381 | 1444 | 1272 | 1160 | 990 | 897 |
Swell 2 Height (m) Direction Period (s) | ESE 13 | ESE 13 | NW 8 | ESE 13 | SW 15 | SW 14 | SW 14 | SW 14 | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | — | E 11 | E 10 | — | — |
| kJ | 32 | 33 | 329 | 32 | 360 | 780 | 725 | 790 | 1018 | 764 | 402 | 408 | 247 | 184 | — | 20 | 19 | — | — |
Swell 3 Height (m) Direction Period (s) | — | E 11 | ESE 13 | E 11 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 94 | 33 | 89 | 15 | 14 | 14 | 13 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 8 | NW 8 | — | — | — | — | — | SSE 6 | SSW 13 | SSE 7 | SE 7 | SE 7 | SE 7 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 |
| kJ | 1020 | 1044 | — | — | — | — | — | 104 | 1945 | 440 | 458 | 466 | 423 | 349 | 295 | 247 | 221 | 239 | 240 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 335 | 243 | 30 | 29 | 189 | 315 | 334 | 334 | 225 | 225 | 39 | 39 | 39 | 39 | 397 | 190 | 917 | 84 | 58 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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