
Surf Forecasts:
How big are the waves at Dias Beach today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 7ft (2.1m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 6ft (1.8m), 10s period with SW swell.
- Evening surf: Evening surf (17 Jul, local time) - 5ft (1.6m), 10s period with SW swell.
The current surf forecast for Dias Beach at 3AM is: 2.2m 12s primary swell from a Southwest direction (forecast issued at 07:00pm July 16). An open ocean swell of 0.2m 10s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 7ft (2.1m) | 11s |
| Afternoon (17 Jul) | 6ft (1.8m) | 10s |
| Evening (17 Jul) | 5ft (1.6m) | 10s |
Table - waves today at Dias Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Sat afternoon, min 15°C on Thu night). Wind will be generally light. | |||||||||||||||||||
Thu 16 | Friday 17 | Saturday 18 | |||||||||||||||||
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 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 9 | SW 9 | SW 13 | SW 12 | SW 12 | SW 12 |
Wave Graph | |||||||||||||||||||
1645 | 1415 | 1427 | 1313 | 1226 | 981 | 835 | 804 | 614 | 509 | 456 | 369 | 369 | 423 | 466 | 380 | 444 | 812 | 488 | |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross | glassy | glassy | glassy | glassy | cross-on | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | cross-off |
High Tide | 4:56PM1.62m | 5:11AM1.48m | 5:38PM1.59m | 5:54AM1.39m | 6:19PM1.52m | ||||||||||||||
Low Tide | 11:11PM0.10m | 11:21AM0.07m | 11:55PM0.16m | 12:00PM0.15m | |||||||||||||||
— | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — | — | |
5:53 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 15 | 16 | 16 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 16 | 16 |
Feels °C | 13 | 14 | 15 | 16 | 16 | 16 | 17 | 17 | 16 | 16 | 15 | 15 | 16 | 16 | 15 | 16 | 15 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 9 | SW 9 | SW 9 | WSW 9 | SW 12 | SSE 10 |
1645 | 1415 | 1427 | 1313 | 1226 | 981 | 835 | 804 | 614 | 509 | 456 | 369 | 369 | 423 | 466 | 345 | 211 | 812 | 335 | |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 11 | E 11 | E 12 | E 11 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | SW 14 | SW 13 | S 11 | S 10 | SW 12 |
17 | 8 | 8 | 8 | 9 | 9 | 3 | 2 | 15 | 55 | 85 | 78 | 106 | 177 | 228 | 380 | 317 | 290 | 488 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | S 14 | E 11 | SW 17 | SW 16 | SW 16 | SW 15 | SW 14 | S 11 | S 11 | SW 12 | W 12 | WSW 11 |
— | — | — | — | — | — | — | 4 | 2 | 11 | 10 | 39 | 80 | 130 | 112 | 146 | 444 | 171 | 314 | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 7 | 4 | 4 | 4 | 0 | 0 | 0 | 0 | 4 | 4 | 4 | 4 | 4 | 4 | 0 | 4 | 4 | 4 | 4 |
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)










