Surf Forecasts:
How big are the waves at Riet River today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 5.5ft (1.7m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 6ft (1.9m), 13s period with SSW swell.
- Evening surf: Evening surf (20 Sep, local time) - 5.5ft (1.7m), 13s period with SSW swell.
The current surf forecast for Riet River at 12AM is: 1.1m 12s primary swell from a Southwest direction (forecast issued at 07:00pm September 19). An open ocean swell of 1.5m 8s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 2.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 5.5ft (1.7m) | 15s |
| Afternoon (20 Sep) | 6ft (1.9m) | 13s |
| Evening (20 Sep) | 5.5ft (1.7m) | 13s |
Table - waves today at Riet River. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Tue afternoon, min 17°C on Sun night). Winds increasing (calm on Mon morning, fresh winds from the ENE by Tue afternoon). | |||||||||||||||||||
Sat 19 | Sunday 20 | Monday 21 | |||||||||||||||||
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 12 | SW 12 | SSW 12 | SW 11 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SW 13 | SW 12 | SW 12 | SSW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 325 | 319 | 359 | 255 | 505 | 1177 | 1415 | 1342 | 1151 | 1014 | 904 | 712 | 558 | 549 | 563 | 373 | 373 | 367 | 278 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-off | off | off | cross-off | cross-off | cross-off | glassy | glassy | cross-off | cross-off | glassy | cross-on | cross-on | on | on | on |
High Tide | 8:24PM0.93m | 12:20PM0.91m | 00:31AM0.98m | 1:19PM1.06m | |||||||||||||||
Low Tide | 4:33AM0.74m | 6:24PM0.75m | 6:58AM0.62m | 7:22PM0.61m | |||||||||||||||
 |  |  | |  |  | | | | | | | | |  | | | | | |
 | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | 6:06 | — | — | — | — | — | — | — | 6:06 | — | — | — | — | — | — | — | 6:07 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 20 | 21 | 20 | 20 | 19 | 21 | 20 | 19 | 19 | 19 | 18 | 17 | 18 | 19 | 20 | 19 | 18 | 18 |
Feels °C | 18 | 19 | 21 | 19 | 19 | 18 | 19 | 18 | 18 | 20 | 20 | 19 | 17 | 20 | 19 | 19 | 17 | 15 | 14 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 8 | E 8 | E 8 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SW 13 | SW 12 | SW 12 | SSW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 421 | 373 | 320 | 279 | 273 | 1177 | 1415 | 1342 | 1151 | 1014 | 904 | 712 | 558 | 549 | 563 | 373 | 373 | 367 | 278 |
Swell 2 Height (m) Direction Period (s) | SW 12 | SW 12 | SSW 12 | SW 11 | SSW 15 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SSW 16 | SSW 15 |
| kJ | 325 | 319 | 359 | 255 | 505 | 230 | 224 | 191 | 187 | 157 | 157 | 130 | 133 | 108 | 108 | 108 | 84 | 50 | 76 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SW 16 | SSW 15 | SW 11 | — | — | — | — | — | — | — | — | — | — | — | SSW 16 | SW 16 | SE 5 |
| kJ | 51 | 51 | 124 | 174 | 202 | — | — | — | — | — | — | — | — | — | — | — | 26 | 65 | 6 |
Wind waves Height (m) Direction Period (s) | ENE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 4 | SE 5 | E 8 | E 8 |
| kJ | 618 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 12 | 17 | 157 | 219 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 5 | 5 | 5 | 0 | 0 | 0 | 123 | 110 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 167 | 243 | 265 | 301 |
Best forecast wave conditions in Eastern Cape (South) | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
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