Surf Forecasts:
How big are the waves at Dias Beach today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 6ft (1.8m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 6.5ft (2.0m), 11s period with SW swell.
- Evening surf: Evening surf (20 Oct, local time) - 8ft (2.5m), 12s period with SW swell.
The current surf forecast for Dias Beach at 11AM is: 1.8m 11s primary swell from a Southwest direction (forecast issued at 07:00am October 20). An open ocean swell of 0.1m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 6ft (1.8m) | 11s |
| Afternoon (20 Oct) | 6.5ft (2.0m) | 11s |
| Evening (20 Oct) | 8ft (2.5m) | 12s |
Table - waves today at Dias Beach. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Wed morning. Very mild (max 16°C on Wed morning, min 13°C on Tue morning). Winds decreasing (strong winds from the NNW on Tue night, light winds from the S by Thu night). | |||||||||||||||||||||||
Tuesday 20 | Wednesday 21 | Thursday 22 | |||||||||||||||||||||
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 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 743 | 743 | 792 | 850 | 1147 | 1702 | 2271 | 2973 | 3794 | 4382 | 3468 | 2831 | 2410 | 1499 | 1403 | 1269 | 1208 | 999 | 930 | 914 | 969 | 1045 | 1065 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 11:25AM1.09m | 11:45PM1.06m | 12:09PM1.22m | 00:30AM1.17m | 12:45PM1.35m | ||||||||||||||||||
Low Tide | 4:58AM0.59m | 5:52PM0.56m | 5:54AM0.49m | 6:33PM0.43m | 6:34AM0.39m | 7:06PM0.29m | |||||||||||||||||
 |  |  | | |  | |  | |  | |  | | | | | |  | | | |  | | |
 | 5:58 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:05 | — | — |
mm | — | — | — | — | — | — | — | 2 | 2 | 3 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 15 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
Feels °C | 10 | 10 | 10 | 8 | 8 | 8 | 6 | 7 | 7 | 11 | 12 | 12 | 12 | 12 | 13 | 11 | 11 | 11 | 11 | 10 | 11 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 |
| kJ | 743 | 743 | 792 | 850 | 1147 | 1702 | 2271 | 2973 | 3794 | 4382 | 3468 | 2831 | 2410 | 1499 | 1403 | 1269 | 1208 | 999 | 930 | 914 | 969 | 1045 | 1065 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | — | — | — | — | — | E 11 | E 11 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | SE 10 | SE 10 | W 11 | W 11 | W 11 |
| kJ | 1 | 1 | 1 | 4 | 1 | 1 | — | — | — | — | — | 9 | 2 | 4 | 4 | 4 | 3 | 3 | 4 | 4 | 394 | 329 | 272 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 10 | SE 9 | SE 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 3 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | WNW 4 | NW 5 | NW 5 | NW 6 | NW 6 | NW 7 | — | — | — | — | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | — | — | — |
| kJ | — | — | — | 28 | 61 | 117 | 154 | 275 | 360 | — | — | — | — | 599 | 533 | 533 | 526 | 517 | 517 | 448 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 4 | 4 | 25 | 26 | 27 | 253 | 243 | 261 | 26 | 7 | 4 | 4 | 4 | 4 | 4 | 4 | 7 | 7 | 7 | 7 | 4 | 15 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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