- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Arniston surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 7 pm Monday 13 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
20.4° C
(Which is 2.0°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: 0.9m 13s primary swell from a South-southwest direction and 0.6m 5s secondary swell from a East direction (forecast issued at 07:00pm April 13). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Apr) | 3ft (0.9m) | 13s |
| Afternoon (14 Apr) | 4ft (1.2m) | 11s |
| Evening (14 Apr) | 5ft (1.6m) | 16s |
Table - waves today at Arniston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | |||||||||||||||||||||
| 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 | 12 | 12 | 13 | 13 | 11 | 12 | 16 | 12 | 14 | 11 | 14 | 14 | 13 | 17 | 16 | 16 | 16 | 15 | 15 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 208 | 236 | 309 | 273 | 239 | 286 | 277 | 326 | 425 | 1193 | 169 | 915 | 538 | 1423 | 1537 | 1502 | 3110 | 2727 | 2444 | 2093 | 2014 | 1619 | 1340 | 1321 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | glass | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | glass | glass | cross- on | cross- on | cross- on | on |
High Tide / height (m) | ||||||||||||||||||||||||
Low Tide / height (m) | ||||||||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:01 | - | - |
| Sunset | 6:17 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - |
 |  | | | | | | | | |  |  |  |  | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 19 | 19 | 19 | 19 | 19 | 21 | 22 | 21 | 20 | 19 | 18 | 19 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 18 | 19 |
| Feels °C (?) | 17 | 17 | 19 | 20 | 18 | 17 | 17 | 18 | 16 | 12 | 14 | 12 | 11 | 11 | 13 | 13 | 14 | 15 | 16 | 17 | 16 | 15 | 16 | 17 |
- Map Icons:
Break
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.
Nearest