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Surf Forecasts:
Arniston surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 7 pm Tuesday 14 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
20.3° C
(Which is 1.9°C warmer than normal for this time of year)How big are the waves at Arniston today?
The current surf forecast for Arniston at 1AM is: 1.4m 8s primary swell from a Southwest direction and 0.8m 14s secondary swell from a Southwest direction, 0.4m 12s secondary swell from a South-southwest direction (forecast issued at 07:00pm April 14). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Apr) | 6.5ft (2.0m) | 12s |
| Afternoon (15 Apr) | 6.5ft (2.0m) | 12s |
| Evening (15 Apr) | 7.5ft (2.3m) | 16s |
Table - waves today at Arniston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | |||||||||||||||||||||
| 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) (?) | 12 | 16 | 8 | 9 | 10 | 12 | 13 | 12 | 17 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 425 | 1193 | 178 | 275 | 673 | 1040 | 1541 | 1135 | 3498 | 2866 | 2444 | 2093 | 2014 | 1619 | 1340 | 1126 | 1111 | 908 | 820 | 784 | 620 | 513 | 488 | 414 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | glass | cross | cross- on | on | on | cross | cross- off | cross- off | cross- off | off | cross- off | on |
High Tide / height (m) | ||||||||||||||||||||||||
Low Tide / height (m) | ||||||||||||||||||||||||
Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:03 | - | - |
| Sunset | 6:16 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:14 | - | - | - | - | - | - | - |
 |  |  |  |  | |  |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 21 | 19 | 18 | 19 | 18 | 18 | 17 | 18 | 17 | 17 | 17 | 17 | 16 | 18 | 19 | 19 | 18 | 17 | 16 | 16 | 15 | 17 | 19 |
| Feels °C (?) | 15 | 14 | 14 | 12 | 10 | 10 | 11 | 11 | 14 | 13 | 15 | 16 | 16 | 14 | 15 | 17 | 17 | 17 | 15 | 13 | 12 | 13 | 15 | 17 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Arniston 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.
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