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Surf Forecasts:
Riet River surfForecast / Eastern Cape (S) / South Africa
48hr Weather and Surf, issued 7 pm Wednesday 10 Dec 2025 SASTForecast update in hr min s Forecast update imminent
Riet River surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Riet River sea temperature is
18.4° C
(Which is 3.7°C colder than average for this time of year)How big are the waves at Riet River today?
The current surf forecast for Riet River at 11PM is: 1.7m 11s primary swell from a South-southwest direction and 0.6m 13s secondary swell from a South direction, 1.2m 5s secondary swell from a East direction (forecast issued at 07:00pm December 10). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | - | - |
| Afternoon (10 Dec) | 6.5ft (2.0m) | 11s |
| Evening (10 Dec) | 6ft (1.8m) | 11s |
Table - waves today at Riet River. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| 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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 13 | 13 | 13 | 11 | 10 | 10 | 10 | 13 | 10 | 10 | 13 | 10 | 10 | 10 | 9 | 18 | 17 | 10 | 9 | 10 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 904 | 718 | 627 | 643 | 547 | 556 | 487 | 392 | 339 | 291 | 158 | 202 | 559 | 53 | 157 | 137 | 98 | 196 | 204 | 260 | 660 | 1062 | 1668 | 2143 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross- on | cross- on | cross- on | cross- on | on | on | on | cross- on | cross- on | cross- on | off | off | cross- off | cross | cross | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 7:36PM 1.15 | 8:29AM 1.25 | 8:40PM 1.05 | 9:40AM 1.20 | 10:05PM 0.99 | 10:55AM 1.19 | ||||||||||||||||||
Low Tide / height (m) | 1:48AM 0.40 | 2:49PM 0.57 | 2:48AM 0.49 | 4:11PM 0.60 | 4:02AM 0.56 | |||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 4:54 | - | - | - | - | - | - | - | 4:54 | - | - | - | - | - | - | - | 4:54 | - | - | - |
| Sunset | 7:14 | - | - | - | - | - | - | - | 7:15 | - | - | - | - | - | - | - | 7:15 | - | - | - | - | - | - | - |
 |  | | |  | | | | | | |  | |  | | | | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 18 | 19 | 18 | 18 | 21 | 26 | 27 | 26 | 24 | 25 | 25 | 22 | 22 | 21 | 23 | 21 | 21 | 21 | 20 | 19 | 19 | 18 | 20 |
| Feels °C (?) | 15 | 13 | 13 | 12 | 12 | 15 | 22 | 21 | 21 | 20 | 22 | 26 | 14 | 17 | 19 | 22 | 21 | 22 | 19 | 16 | 15 | 13 | 12 | 12 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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