Surf Forecasts:
How big are the waves at Dias Beach today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 8ft (2.5m), 12s period with WSW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 10ft (3.0m), 13s period with SW swell.
- Evening surf: Evening surf (18 Aug, local time) - 10ft (3.0m), 12s period with SW swell.
The current surf forecast for Dias Beach at 9AM is: 2.5m 12s primary swell from a West-southwest direction (forecast issued at 01:00am August 18). An open ocean swell of 0.1m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 8ft (2.5m) | 12s |
| Afternoon (18 Aug) | 10ft (3.0m) | 13s |
| Evening (18 Aug) | 10ft (3.0m) | 12s |
Table - waves today at Dias Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 14°C on Tue morning, min 12°C on Tue night). Winds increasing (calm on Wed night, fresh winds from the SE by Thu night). | ||||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||||||
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) | WSW 13 | WSW 13 | WSW 12 | WSW 12 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1816 | 2196 | 2138 | 1272 | 2326 | 3135 | 2990 | 2825 | 2640 | 2358 | 2196 | 1978 | 1978 | 1742 | 1665 | 1789 | 2497 | 3816 | 4082 | 3619 | 3116 | 2536 | 2196 | 1731 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | on | on | glassy | glassy | glassy | cross-on | cross | cross-on | cross-on | cross-on | cross | cross |
High Tide | 6:31AM1.21m | 6:47PM1.29m | 7:10AM1.10m | 7:27PM1.16m | 8:02AM0.99m | 8:29PM1.04m | ||||||||||||||||||
Low Tide | 00:31AM0.30m | 12:29PM0.37m | 1:07AM0.42m | 1:04PM0.50m | 1:53AM0.54m | 1:54PM0.62m | ||||||||||||||||||
 | |  |  | | | | | | | | | | | | | | | | | | |  | | |
 | — | 7:22 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:17 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 |
Feels °C | 14 | 14 | 13 | 12 | 11 | 9 | 7 | 8 | 8 | 8 | 9 | 11 | 11 | 12 | 14 | 14 | 14 | 12 | 12 | 10 | 9 | 8 | 6 | 5 |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 12 | WSW 12 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 |
| kJ | 1816 | 2196 | 2138 | 1272 | 2326 | 3135 | 2990 | 2825 | 2640 | 2358 | 2196 | 1978 | 1978 | 1742 | 1665 | 1789 | 2497 | 3816 | 4082 | 3619 | 3116 | 2536 | 2196 | 1731 |
Swell 2 Height (m) Direction Period (s) | SW 14 | E 11 | E 11 | SW 13 | W 13 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | — | — | — | — | — | — | — |
| kJ | 304 | 2 | 2 | 1018 | 334 | 9 | 9 | 9 | 19 | 19 | 8 | 8 | 8 | 8 | 8 | 8 | 2 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | E 11 | E 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 20 | 21 | 21 | 2 | 21 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | SE 4 | ESE 4 | SE 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 4 |
| kJ | — | — | — | — | — | — | — | 10 | 19 | 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | 44 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 4 | 4 | 15 | 2 | 15 | 15 | 35 | 30 | 15 | 15 | 29 | 15 | 7 | 4 | 0 | 0 | 2 | 15 | 15 | 15 | 15 | 334 | 35 | 35 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Dias Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest