Surf Forecasts:
Riet River surf forecast from 25 Sep 2026:
- Best quality surf: Saturday 26 Sep, 11PM (local time) - 5.5ft (1.7m), 14s period, SSW swell with cross-offshore winds.
- Most powerful swell: Sunday 27 Sep, 2PM (local time) - 8ft (2.4m), 13s period, SW swell with 1,945 kJ wave energy.
- Next surfable swell (1★+): Saturday 26 Sep, 2AM (local time) - 4.5ft (1.4m), 12s period with SSW swell.
Best Forecast Surf Conditions for Riet River this week:
The surf forecast for Riet River over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Sep 26) at 2AM. The primary swell is predicted to be 1.4m and 12s period with a secondary swell of 1.0m and 6s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Riet River in the next 16 days are 2.4m 13s and forecast to arrive on Sunday (Sep 27) 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 3.5m 8s period and expected on Wednesday (Sep 30) at 8PM.
| Wave Type | Time (SAST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Sat 26th Sep) | 4.5ft (1.4m) 12s |
| Best Surf | 11PM (Sat 26th Sep) | 5.5ft (1.7m) 14s |
| Most Powerful | 2PM (Sun 27th Sep) | 8ft (2.4m) 13s |
Table - best surf conditions forecast for Riet River over the next 16 days.
Short Range ForecastModerate rain (total 18mm), heaviest on Sat afternoon. Warm (max 20°C on Sat morning, min 15°C on Sun night). Winds increasing (calm on Sat morning, strong winds from the SW by Sun afternoon). | Days 5-7 Weather SummaryMostly dry. Warm (max 25°C on Thu afternoon, min 15°C on Tue night). Winds increasing (light winds from the SE on Mon night, near gales from the ENE by Wed afternoon). | ||||||||||||||||||
Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | ||||||||||||||
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) | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SW 13 | SW 7 | SSW 9 | S 9 | SSW 10 | S 9 | S 9 | S 9 | SW 13 | SE 9 | SE 11 | SE 12 | SE 12 | SE 11 | SW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 560 | 762 | 812 | 1127 | 1874 | 684 | 1104 | 601 | 940 | 678 | 495 | 311 | 178 | 188 | 254 | 309 | 224 | 147 | 74 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | on | cross-off | cross-off | cross-off | cross-off | cross-off | cross | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 3:17AM1.56m | 3:32PM1.73m | 3:46AM1.61m | 4:00PM1.78m | 4:16AM1.62m | 4:31PM1.77m | 4:47AM1.59m | 5:03PM1.71m | 5:20AM1.51m | 5:37PM1.59m | 5:56AM1.39m | 6:15PM1.44m | |||||||
Low Tide | 9:14PM0.07m | 9:18AM0.02m | 9:43PM-0.00m | 9:47AM-0.02m | 10:12PM-0.04m | 10:16AM-0.03m | 10:43PM-0.02m | 10:48AM0.02m | 11:16PM0.05m | 11:21AM0.11m | 11:51PM0.16m | 11:58AM0.24m | 00:31AM0.31m | ||||||
 |  |  |  |  | |  |  | | |  | |  | | | | | | | |
 | — | 5:56 | — | — | 5:54 | — | — | 5:54 | — | — | 5:52 | — | — | 5:50 | — | — | 5:50 | — | — |
 | 6:09 | — | 6:09 | — | — | 6:10 | — | — | 6:12 | — | — | 6:13 | — | — | 6:13 | — | — | 6:14 | — |
mm | — | 1 | 12 | 3 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 20 | 17 | 18 | 19 | 19 | 17 | 17 | 16 | 17 | 17 | 17 | 16 | 19 | 20 | 17 | 24 | 25 | 21 |
Feels °C | 16 | 21 | 18 | 18 | 12 | 12 | 10 | 12 | 11 | 14 | 11 | 11 | 9 | 10 | 11 | 8 | 19 | 20 | 17 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SSW 13 | SSW 13 | ENE 7 | ENE 8 | SSW 9 | S 9 | SSW 10 | S 9 | S 9 | S 9 | SE 8 | SE 9 | SE 11 | SE 12 | SE 12 | SE 11 | SE 11 |
| kJ | 560 | 762 | 812 | 1127 | 10 | 13 | 933 | 601 | 940 | 678 | 495 | 311 | 115 | 188 | 254 | 309 | 224 | 147 | 57 |
Swell 2 Height (m) Direction Period (s) | SW 6 | ENE 7 | ENE 7 | ENE 7 | ESE 9 | ESE 8 | ENE 8 | SW 10 | E 8 | SW 10 | SW 12 | SW 12 | S 8 | SSW 13 | SSW 16 | SSW 14 | SSW 13 | SSW 13 | SW 12 |
| kJ | 78 | 29 | 29 | 29 | 16 | 7 | 7 | 290 | 1 | 150 | 200 | 112 | 113 | 108 | 138 | 163 | 118 | 113 | 74 |
Swell 3 Height (m) Direction Period (s) | E 7 | ESE 8 | SE 8 | ESE 7 | — | — | E 8 | E 8 | SW 13 | E 8 | ENE 8 | SSW 15 | SW 13 | S 8 | SW 12 | — | — | — | — |
| kJ | 34 | 22 | 14 | 10 | — | — | 1 | 5 | 46 | 1 | 7 | 42 | 178 | 33 | 68 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | WSW 2 | SW 13 | SW 7 | SSW 9 | — | — | — | E 8 | E 4 | E 6 | ENE 7 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 10 |
| kJ | — | — | — | 1 | 1874 | 684 | 1104 | — | — | — | 5 | 46 | 373 | 524 | 1038 | 1966 | 1497 | 2073 | 1962 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 110 | 0 | 4 | 96 | 243 | 332 | 329 | 126 | 167 | 137 | 136 | 386 | 533 | 318 | 361 | 386 | 331 | 331 | 329 |
Best forecast wave conditions in Eastern Cape (South) | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Riet River 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 Riet River Surf forecast
The above surf forecast table for Riet River provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Riet River can be found by selecting the local surf guide option on the grey menu. Our Riet River 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 (Riet River) 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 Riet River 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 Eastern Cape (South)? If you are looking for accommodation near Riet River, camping, hotels and holiday cottages in Eastern Cape (South), consider staying in Port Alfred which is 5 km (3 miles) away. Other places in and around Eastern Cape (South) where you can find information about places to rent, and car hire include Grahamstown which is 48 km (30 miles) away, Bisho and Fort Beaufort.
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