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Surf Forecasts:
Arniston surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 1 am Wednesday 25 Mar 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
20.2° C
(Which is slightly warmer than usual)How big are the waves at Arniston today?
The current surf forecast for Arniston at 8AM is: 2.1m 10s primary swell from a East-southeast direction and 1.0m 12s secondary swell from a South-southwest direction, 0.9m 6s secondary swell from a West-southwest direction (forecast issued at 01:00am March 25). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Mar) | 6.5ft (2.0m) | 9s |
| Afternoon (25 Mar) | 4.5ft (1.4m) | 9s |
| Evening (25 Mar) | 3.5ft (1.1m) | 9s |
Table - waves today at Arniston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 25 | Thursday 26 | Friday 27 | ||||||||||||||||||||||
| 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 | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 12 | 12 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1476 | 1060 | 1066 | 788 | 521 | 391 | 289 | 199 | 165 | 135 | 460 | 292 | 286 | 331 | 360 | 308 | 281 | 196 | 145 | 168 | 211 | 193 | 115 | 70 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross | cross | cross- on | on | cross- on | cross- on | cross- on | cross | cross | cross | cross- off | cross- off |
High Tide / height (m) | 7:25AM 1.41 | 8:28PM 1.25 | 9:21AM 1.25 | 10:55PM 1.26 | 11:36AM 1.30 | |||||||||||||||||||
Low Tide / height (m) | 1:01AM 0.60 | 1:58PM 0.63 | 2:46AM 0.77 | 4:17PM 0.71 | 5:28AM 0.73 | 6:05PM 0.59 | ||||||||||||||||||
Wednesday 25 | Thursday 26 | Friday 27 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:46 | - | - | - | - | - | - | - | 6:47 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:44 | - | - | - | - | - | - | - | 6:42 | - | - | - | - | - | - | - | 6:40 | - |
 | | |  | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 21 | 19 | 19 | 24 | 25 | 21 | 19 | 19 | 18 | 17 | 17 | 20 | 20 | 20 | 19 | 19 | 19 | 18 | 18 | 20 | 21 | 20 | 20 |
| Feels °C (?) | 19 | 22 | 17 | 15 | 18 | 17 | 15 | 13 | 15 | 16 | 16 | 16 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 20 | 18 | 15 | 16 |
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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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