- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Arniston surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 7 am Friday 08 May 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
18.0° 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: 3.0m 13s primary swell from a Southeast direction and 1.0m 9s secondary swell from a South direction (forecast issued at 07:00am May 08). The wind direction is predicted to be onshore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 May) | 11ft (3.5m) | 13s |
| Afternoon (08 May) | 10ft (3.0m) | 13s |
| Evening (08 May) | 10ft (3.0m) | 14s |
Table - waves today at Arniston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 13mm), heaviest on Sun afternoon. Very mild (max 18°C on Sat afternoon, min 12°C on Sun morning). Winds increasing (calm on Fri night, near gales from the W by Sun afternoon). | ||||||||||||||||||||||||
Friday 8 | Saturday 9 | Sunday 10 | Mon 11 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 14 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | SE 11 | WSW 10 | WSW 11 | SW 11 | SW 11 | |
4022 | 3650 | 3300 | 2917 | 3165 | 3404 | 3112 | 2961 | 2740 | 2522 | 2201 | 1848 | 1591 | 1358 | 1169 | 1076 | 882 | 652 | 488 | 344 | 660 | 1214 | 756 | 696 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | glassy | cross-off | cross-off | cross-off | cross-off | glassy | cross-on | on | cross-on | cross | off | off | off | off | off | off | off | off | |
High Tide | 7:37PM1.30m | 7:50AM1.23m | 9:06PM1.30m | 9:33AM1.21m | 10:28PM1.39m | |||||||||||||||||||
Low Tide | 1:00PM0.62m | 1:46AM0.78m | 2:16PM0.67m | 3:28AM0.77m | 3:44PM0.66m | |||||||||||||||||||
 |  |  | | |  | | | | | | | |  | | | |  | |  | |  | |  | |
 | 7:18 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | 7:22 |
 | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:49 | — | — | — | — | — | — | — | 5:49 | — | — | 5:47 |
1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 6 | 1 | 1 | 2 | — | |
Temp °C | 15 | 15 | 15 | 16 | 16 | 15 | 15 | 14 | 13 | 13 | 16 | 18 | 16 | 16 | 16 | 15 | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 13 |
13 | 14 | 14 | 14 | 14 | 14 | 14 | 12 | 11 | 10 | 13 | 17 | 13 | 13 | 14 | 12 | 7 | 5 | 2 | 0 | 0 | 1 | 2 | 5 | |
Swell 1 Height (m) Direction Period (s) | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 14 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SW 11 | SW 11 |
 kJ | 4022 | 3650 | 3300 | 2917 | 3165 | 3404 | 3112 | 2961 | 2740 | 2522 | 2201 | 1848 | 1591 | 1358 | 1169 | 1076 | 882 | 652 | 488 | 344 | 263 | 165 | 756 | 696 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SW 17 | SW 16 | S 9 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | WSW 13 | WSW 10 | SW 13 | SW 12 | SW 12 | SSW 13 | SSW 12 | SSW 12 |
| kJ | 194 | 235 | 371 | 152 | 411 | 370 | 301 | 301 | 297 | 251 | 251 | 248 | 241 | 151 | 114 | 116 | 156 | 120 | 178 | 187 | 216 | 125 | 339 | 283 |
Swell 3 Height (m) Direction Period (s) | SW 13 | WSW 13 | SSE 17 | SW 16 | SSE 16 | SSE 15 | SE 15 | — | — | — | SW 15 | SW 15 | — | — | SSW 13 | SSW 13 | SSW 13 | SW 13 | SSW 11 | — | SSE 15 | SE 15 | SE 11 | SE 11 |
| kJ | 82 | 66 | 264 | 361 | 226 | 287 | 104 | — | — | — | 360 | 301 | — | — | 59 | 34 | 34 | 170 | 51 | — | 22 | 9 | 114 | 71 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | W 6 | — | — | W 8 | WNW 3 | W 9 | WSW 5 | WSW 10 | WSW 11 | W 5 | WNW 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 48 | — | — | 35 | 12 | 287 | 100 | 660 | 1214 | 70 | 32 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 65 | 65 | 65 | 81 | 135 | 81 | 65 | 76 | 76 | 76 | 65 | 76 | 246 | 103 | 76 | 65 | 208 | 644 | 301 | 879 | 953 | 438 | 301 | 301 |
Best forecast wave conditions in Overberg | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- 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