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Surf Forecasts:
Arniston surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 7 am Monday 30 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
19.5° C
(Which is normal for this time of year)How big are the waves at Arniston today?
The current surf forecast for Arniston at 1PM is: 1.0m 10s primary swell from a South direction and 0.3m 8s secondary swell from a East direction (forecast issued at 07:00am March 30). The wind direction is predicted to be onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Mar) | 3.5ft (1.0m) | 9s |
| Afternoon (30 Mar) | 3.5ft (1.0m) | 10s |
| Evening (30 Mar) | 3.5ft (1.0m) | 9s |
Table - waves today at Arniston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 30 | Tuesday 31 | Wednesday 01 | Thu 02 | |||||||||||||||||||||
| 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 | 11 PM | 2 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 9 | 10 | 8 | 9 | 9 | 9 | 9 | 9 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 196 | 180 | 183 | 186 | 214 | 168 | 132 | 132 | 104 | 106 | 72 | 71 | 72 | 87 | 93 | 54 | 216 | 363 | 355 | 318 | 269 | 225 | 222 | 219 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross- off | cross- off | cross- off | off | cross- off | cross | cross- on | cross- on | cross- on | on |
High Tide / height (m) | 2:05PM 1.70 | 2:20AM 1.90 | 2:37PM 1.78 | 2:49AM 1.97 | 3:07PM 1.83 | |||||||||||||||||||
Low Tide / height (m) | 8:09AM 0.23 | 8:13PM 0.21 | 8:40AM 0.13 | 8:43PM 0.15 | 9:08AM 0.07 | 9:11PM 0.13 | ||||||||||||||||||
Monday 30 | Tuesday 31 | Wednesday 01 | Thu 02 | |||||||||||||||||||||
| Sunrise | - | 6:48 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:34 | - | - | - |
 |  | | | | | | | | | | | | | | |  | | | |  | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 18 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 19 | 21 | 21 | 20 | 20 | 19 | 18 | 18 | 21 | 22 | 22 | 20 | 20 | 19 |
| Feels °C (?) | 17 | 18 | 18 | 17 | 16 | 16 | 15 | 15 | 15 | 15 | 16 | 20 | 21 | 22 | 21 | 18 | 17 | 19 | 22 | 22 | 21 | 21 | 22 | 21 |
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Live Wave Height (m)
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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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