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Surf Forecasts:
Arniston surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 7 pm Monday 06 Apr 2026 SASTForecast update in hr min s Forecast update imminent
Arniston surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Arniston sea temperature is
20.5° C
(Which is 1.6°C warmer than normal for this time of year)How big are the waves at Arniston today?
The current surf forecast for Arniston at 10PM is: 2.5m 13s primary swell from a South-southwest direction and 0.7m 16s secondary swell from a South direction (forecast issued at 07:00pm April 06). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Apr) | - | - |
| Afternoon (06 Apr) | 10ft (3.0m) | 14s |
| Evening (06 Apr) | 8ft (2.5m) | 13s |
Table - waves today at Arniston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 06 | Tuesday 07 | Wednesday 08 | Thursday 09 | |||||||||||||||||||||
| 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) (?) | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3135 | 2591 | 1975 | 2091 | 1893 | 1806 | 1446 | 1650 | 1385 | 1298 | 1308 | 1181 | 1028 | 888 | 813 | 630 | 526 | 423 | 413 | 344 | 280 | 224 | 171 | 164 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | glass | cross | off | cross- off | cross- off | glass | on |
High Tide / height (m) | 5:24PM 1.54 | 5:30AM 1.54 | 5:53PM 1.41 | 5:59AM 1.40 | 6:32PM 1.27 | 6:39AM 1.26 | ||||||||||||||||||
Low Tide / height (m) | 11:19PM 0.48 | 11:41AM 0.48 | 11:47PM 0.61 | 12:15PM 0.61 | 12:25AM 0.75 | 1:09PM 0.73 | ||||||||||||||||||
Monday 06 | Tuesday 07 | Wednesday 08 | Thursday 09 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:56 | - | - |
| Sunset | 6:27 | - | - | - | - | - | - | - | 6:25 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - |
 |  | | | | | | | | | | | | | | | | | |  | |  | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 18 | 18 | 18 | 17 | 16 | 17 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 20 | 23 | 23 | 21 | 20 | 20 | 19 | 19 | 21 | 21 |
| Feels °C (?) | 14 | 16 | 17 | 17 | 15 | 13 | 13 | 14 | 14 | 13 | 14 | 13 | 13 | 15 | 18 | 20 | 21 | 22 | 20 | 20 | 19 | 19 | 22 | 20 |
- 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)
Recent Eyeball Surf Reports for Overberg
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