Surf Forecasts:
How big are the waves at Extensions today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 3.5ft (1.1m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 3.5ft (1.1m), 13s period with SW swell.
- Evening surf: Evening surf (30 Sep, local time) - 3.5ft (1.1m), 13s period with SW swell.
The current surf forecast for Extensions at 2PM is: 1.1m 13s primary swell from a Southwest direction (forecast issued at 07:00am September 30). An open ocean swell of 0.2m 8s is not directed at the surf break, a second open ocean swell of 0.8m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | 3.5ft (1.1m) | 14s |
| Afternoon (30 Sep) | 3.5ft (1.1m) | 13s |
| Evening (30 Sep) | 3.5ft (1.1m) | 13s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 29°C on Wed afternoon, min 14°C on Fri night). Winds increasing (light winds from the SE on Wed afternoon, fresh winds from the NW by Wed night). | |||||||||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | |||||||||||||||||||||
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 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | WSW 11 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | W 10 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 422 | 447 | 507 | 458 | 444 | 386 | 342 | 331 | 273 | 227 | 216 | 209 | 205 | 167 | 161 | 91 | 74 | 79 | 109 | 693 | 1011 | 1016 | 440 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross-off | cross-off | off | off | cross-off | cross-on | cross | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off |
High Tide | 5:17PM1.51m | 5:45AM1.33m | 6:02PM1.37m | 6:37AM1.21m | 7:01PM1.22m | ||||||||||||||||||
Low Tide | 11:03AM0.18m | 11:35PM0.17m | 11:46AM0.29m | 00:23AM0.30m | 12:40PM0.43m | ||||||||||||||||||
 |  | | | | | | | |  | | | | |  | | |  | | | | |  | |
 | 6:24 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 21 | 24 | 29 | 29 | 28 | 27 | 28 | 17 | 16 | 21 | 17 | 15 | 16 | 16 | 16 | 15 | 16 | 15 | 15 | 15 | 15 | 14 |
Feels °C | 14 | 17 | 19 | 25 | 23 | 23 | 23 | 25 | 11 | 11 | 15 | 11 | 11 | 14 | 13 | 13 | 12 | 14 | 14 | 13 | 12 | 10 | 8 |
Swell 1 Height (m) Direction Period (s) | SE 8 | SE 8 | SW 14 | SW 13 | SW 13 | SW 13 | SE 10 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | W 5 | WSW 12 | WSW 6 | WSW 11 | WSW 11 | WSW 11 | W 10 |
| kJ | 256 | 201 | 507 | 458 | 444 | 386 | 222 | 331 | 273 | 227 | 216 | 209 | 205 | 167 | 161 | 91 | 21 | 79 | 70 | 693 | 1011 | 1016 | 440 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SE 8 | SSE 8 | — | SE 15 | SW 13 | SE 10 | SE 10 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SW 11 | WSW 11 | SW 11 | WSW 12 | SE 10 | ESE 10 | SW 13 | SW 11 |
| kJ | 422 | 447 | 136 | 7 | — | 9 | 342 | 170 | 96 | 150 | 147 | 97 | 59 | 59 | 42 | 43 | 74 | 30 | 109 | 16 | 10 | 46 | 319 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | W 16 | W 16 | — | SE 12 | — | — | — | NW 15 | NW 15 | NW 15 | SE 11 | SW 11 | SE 11 | NW 5 | — | W 13 | ESE 10 | SW 13 |
| kJ | — | — | — | — | — | 5 | 5 | — | 52 | — | — | — | 8 | 8 | 8 | 30 | 44 | 18 | 13 | — | 3 | 10 | 196 |
Wind waves Height (m) Direction Period (s) | SE 8 | — | SE 8 | SE 8 | SE 8 | SE 10 | ESE 10 | N 5 | NW 4 | NNW 4 | NNW 5 | NW 6 | NW 6 | NW 6 | NW 5 | NW 5 | NNW 5 | WNW 5 | — | — | — | — | SSE 4 |
| kJ | 647 | — | 288 | 100 | 93 | 217 | 555 | 2 | 18 | 31 | 73 | 131 | 86 | 69 | 57 | 39 | 23 | 47 | — | — | — | — | 16 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 59 | 50 | 59 | 34 | 20 | 1 | 1 | 1 | 1 | 1 | 1 | 59 | 12 | 34 | 34 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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