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Surf Forecasts:
Arniston surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 1 pm Saturday 28 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
19.8° C
(Which is slightly warmer than usual)How big are the waves at Arniston today?
The current surf forecast for Arniston at 8PM is: 3.0m 11s primary swell from a West-southwest direction and 1.5m 11s secondary swell from a Southwest direction, 0.6m 14s secondary swell from a South-southwest direction (forecast issued at 01:00pm March 28). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Mar) | 4.5ft (1.3m) | 9s |
| Afternoon (28 Mar) | 5.5ft (1.7m) | 12s |
| Evening (28 Mar) | 10ft (3.0m) | 11s |
Table - waves today at Arniston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | |||||||||||||||||||||
| 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 | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 12 | 12 | 11 | 11 | 14 | 10 | 11 | 11 | 12 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 506 | 840 | 812 | 2252 | 382 | 260 | 229 | 400 | 95 | 232 | 194 | 237 | 222 | 205 | 196 | 175 | 175 | 173 | 173 | 134 | 132 | 132 | 104 | 106 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | off | off | off | off | glass | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | on | on | on | on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 12:45PM 1.45 | 1:11AM 1.62 | 1:30PM 1.59 | 1:48AM 1.78 | 2:05PM 1.70 | 2:20AM 1.90 | ||||||||||||||||||
Low Tide / height (m) | 7:01PM 0.44 | 7:33AM 0.37 | 7:41PM 0.31 | 8:09AM 0.23 | 8:13PM 0.21 | |||||||||||||||||||
Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:50 |
| Sunset | - | - | 6:39 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - |
 | | |  | |  | |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 21 | 20 | 18 | 18 | 17 | 17 | 18 | 19 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 |
| Feels °C (?) | 14 | 14 | 14 | 15 | 17 | 16 | 16 | 18 | 20 | 18 | 16 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 16 | 15 | 16 | 16 | 16 | 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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