Surf Forecasts:
Dias Beach surf forecast from 16 Oct 2026:
- Best quality surf: Saturday 17 Oct, 11PM (local time) - 10ft (3.0m), 12s period, SW swell with cross-shore winds.
- Most powerful swell: Wednesday 21 Oct, 2PM (local time) - 13ft (4.0m), 12s period, WSW swell with 4,048 kJ wave energy.
- Next surfable swell (1★+): Saturday 17 Oct, 11PM (local time) - 10ft (3.0m), 12s period with SW swell.
Best Forecast Surf Conditions for Dias Beach this week:
The surf forecast for Dias Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Oct 17) at 11PM. The primary swell is predicted to be 3.0m and 12s period with a secondary swell of 0.7m and 15s. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Dias Beach in the next 16 days are 4.0m 12s and forecast to arrive on Wednesday (Oct 21) at 2PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.0m 6s period and expected on Wednesday (Oct 21) at 11AM.
| Wave Type | Time (SAST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Sat 17th Oct) | 10ft (3.0m) 12s |
| Best Surf | 11PM (Sat 17th Oct) | 10ft (3.0m) 12s |
| Most Powerful | 2PM (Wed 21st Oct) | 13ft (4.0m) 12s |
Table - best surf conditions forecast for Dias Beach over the next 16 days.
Short Range ForecastLight rain (total 2mm), mostly falling on Fri night. Very mild (max 18°C on Fri afternoon, min 12°C on Sat night). Mainly fresh winds. | Days 4-6 Weather SummaryModerate rain (total 10mm), heaviest on Wed afternoon. Very mild (max 17°C on Wed night, min 13°C on Wed morning). Winds increasing (light winds from the WSW on Mon morning, near gales from the NNW by Wed afternoon). | ||||||||||||||||||||
Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | W 11 | W 11 | SW 12 | SW 13 | SW 12 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 12 | SW 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 934 | 815 | 723 | 2362 | 2256 | 2546 | 2458 | 2576 | 1891 | 1398 | 1092 | 807 | 972 | 1585 | 2341 | 2944 | 3192 | 1530 | 1269 | 1121 | 911 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross | cross | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross |
High Tide | 6:02PM1.13m | 6:40AM1.06m | 6:52PM1.02m | 8:00AM0.98m | 8:30PM0.94m | 10:06AM0.99m | 10:36PM0.96m | 11:25AM1.09m | 11:45PM1.06m | 12:09PM1.22m | 00:30AM1.17m | 12:45PM1.35m | 1:07AM1.29m | ||||||||
Low Tide | 11:53AM0.50m | 00:18AM0.49m | 12:39PM0.61m | 1:16AM0.59m | 2:12PM0.70m | 3:10AM0.64m | 4:42PM0.67m | 4:58AM0.59m | 5:52PM0.56m | 5:54AM0.49m | 6:33PM0.43m | 6:34AM0.39m | 7:06PM0.29m | ||||||||
 |  |  |  |  |  | | |  | | |  | | | | | |  |  | | | |
 | 6:03 | — | — | 6:01 | — | — | 6:01 | — | — | 6:00 | — | — | 5:58 | — | — | 5:56 | — | — | 5:56 | — | — |
 | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — | 7:01 | — | — | 7:02 | — | — | 7:04 | — | — | 7:05 | — |
mm | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 6 | 1 | — | — |
Temp °C | 17 | 18 | 18 | 15 | 14 | 13 | 13 | 13 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 15 | 17 | 17 | 17 | 16 |
Feels °C | 12 | 14 | 15 | 11 | 9 | 7 | 6 | 7 | 8 | 12 | 11 | 11 | 12 | 10 | 12 | 5 | 7 | 13 | 14 | 14 | 15 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 12 | SW 12 | SW 13 | SW 12 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 12 | SW 11 |
| kJ | 851 | 574 | 723 | 2362 | 2256 | 2546 | 2458 | 2576 | 1891 | 1398 | 1092 | 807 | 972 | 1585 | 2341 | 2944 | 3192 | 1530 | 1269 | 1121 | 911 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | W 10 | W 10 | WNW 10 | SSW 13 | — | — | — | — | E 8 | ESE 8 | E 8 | E 8 | E 9 | ESE 9 | SE 11 | W 11 | WNW 10 | W 10 | W 10 |
| kJ | 6 | 6 | 514 | 239 | 19 | 156 | — | — | — | — | 12 | 6 | 1 | 5 | 7 | 8 | 5 | 525 | 443 | 432 | 290 |
Swell 3 Height (m) Direction Period (s) | — | — | E 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ESE 10 | ESE 10 | ESE 10 | ESE 11 |
| kJ | — | — | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 10 | 9 | 9 | 11 |
Wind waves Height (m) Direction Period (s) | W 11 | W 11 | — | — | — | — | SE 4 | — | — | — | — | — | NNW 3 | NW 5 | NW 5 | NW 6 | — | — | — | — | — |
| kJ | 934 | 815 | — | — | — | — | 29 | — | — | — | — | — | 4 | 51 | 107 | 321 | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 25 | 25 | 4 | 29 | 414 | 30 | 30 | 269 | 29 | 4 | 7 | 4 | 0 | 4 | 4 | 164 | 269 | 25 | 4 | 7 | 15 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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.
Information about the Dias Beach Surf forecast
The above surf forecast table for Dias Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Dias Beach can be found by selecting the local surf guide option on the grey menu. Our Dias Beach surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Dias Beach) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Dias Beach may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in Cape Town? If you are looking for accommodation near Dias Beach, camping, hotels and holiday cottages in Cape Town, consider staying in Cape Town which is 46 km (29 miles) away. Other places in and around Cape Town where you can find information about places to rent, and car hire include Bellville which is 51 km (32 miles) away, Grabouw, Stellenbosch and Kayamnandi.
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