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Surf Forecasts:
Arniston surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 1 am Sunday 03 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
18.2° C
(Which is slightly warmer than usual)How big are the waves at Arniston today?
The current surf forecast for Arniston at 8AM is: 1.0m 10s primary swell from a South direction and 0.6m 10s secondary swell from a West-southwest direction (forecast issued at 01:00am May 03). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 May) | 3ft (0.9m) | 10s |
| Afternoon (03 May) | 2ft (0.6m) | 15s |
| Evening (03 May) | 8ft (2.5m) | 14s |
Table - waves today at Arniston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 24mm), heaviest during Mon morning. Warm (max 21°C on Sun afternoon, min 13°C on Mon night). Winds increasing (light winds from the NNW on Sun morning, strong winds from the SE by Tue night). | ||||||||||||||||||||||||
Sunday 3 | Monday 4 | Tuesday 5 | ||||||||||||||||||||||
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 | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
S 11 | S 11 | S 10 | SW 15 | SW 15 | SW 14 | WSW 14 | WSW 10 | S 13 | SW 13 | SW 13 | WSW 11 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SSW 11 | SSW 11 | S 11 | S 11 | S 11 | |
231 | 223 | 214 | 149 | 137 | 206 | 2763 | 1108 | 170 | 261 | 253 | 425 | 205 | 394 | 235 | 207 | 169 | 169 | 169 | 350 | 1132 | 2236 | 2897 | 2932 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross-off | cross | cross | off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | off | off | off | off | off | off | on | on | on | |
High Tide | 3:45AM1.79m | 4:09PM1.69m | 4:14AM1.72m | 4:39PM1.62m | 4:44AM1.63m | 5:11PM1.54m | ||||||||||||||||||
Low Tide | 9:59AM0.20m | 10:07PM0.35m | 10:27AM0.27m | 10:36PM0.42m | 10:56AM0.35m | |||||||||||||||||||
 | |  | | | | | |  |  |  | |  | | | | | |  | |  |  |  | | |
 | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:53 | — | — | — | — | — | — | — | 5:52 | — | — |
— | — | — | — | — | — | — | — | — | — | 6 | 9 | 1 | — | — | — | — | — | — | — | — | 1 | 1 | 1 | |
Temp °C | 17 | 17 | 17 | 20 | 21 | 20 | 19 | 18 | 18 | 17 | 15 | 15 | 18 | 17 | 15 | 15 | 14 | 13 | 13 | 16 | 17 | 16 | 16 | 16 |
16 | 15 | 15 | 19 | 20 | 19 | 17 | 16 | 17 | 14 | 11 | 12 | 12 | 11 | 10 | 11 | 10 | 9 | 8 | 11 | 15 | 14 | 13 | 14 | |
Swell 1 Height (m) Direction Period (s) | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | SW 14 | SW 14 | SW 10 | SW 13 | SW 13 | WSW 13 | S 12 | S 12 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SSW 11 | SSW 11 | S 11 | S 11 | S 11 |
 kJ | 231 | 223 | 214 | 133 | 128 | 127 | 401 | 401 | 96 | 261 | 253 | 295 | 187 | 184 | 235 | 207 | 169 | 169 | 169 | 350 | 1132 | 2236 | 2897 | 2932 |
Swell 2 Height (m) Direction Period (s) | WSW 10 | WSW 10 | WSW 10 | SW 10 | SW 10 | SW 14 | S 10 | S 14 | S 13 | S 13 | S 12 | S 12 | SW 13 | SE 12 | S 12 | S 11 | S 11 | S 11 | S 11 | WSW 12 | E 8 | SSW 18 | SSW 18 | WSW 12 |
| kJ | 71 | 69 | 73 | 120 | 104 | 206 | 71 | 131 | 170 | 215 | 199 | 193 | 205 | 6 | 180 | 127 | 121 | 119 | 119 | 96 | 5 | 31 | 31 | 55 |
Swell 3 Height (m) Direction Period (s) | SW 17 | SW 16 | SW 16 | SW 15 | SW 15 | SW 10 | S 14 | S 10 | SW 14 | SSE 10 | SSE 10 | — | SSE 12 | E 9 | SE 12 | SSE 12 | SSE 12 | E 6 | E 7 | E 7 | SSW 18 | SW 18 | SW 17 | SW 16 |
| kJ | 74 | 94 | 91 | 149 | 137 | 46 | 97 | 49 | 160 | 9 | 10 | — | 15 | 2 | 6 | 14 | 14 | 3 | 3 | 4 | 31 | 49 | 106 | 66 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | WSW 14 | WSW 10 | — | — | SW 3 | WSW 11 | WSW 3 | SW 13 | W 3 | W 3 | WNW 3 | W 3 | W 3 | W 4 | NW 3 | — | — | — |
| kJ | — | — | — | — | — | — | 2763 | 1108 | — | — | 5 | 425 | 9 | 394 | 6 | 5 | 3 | 5 | 8 | 16 | 6 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 76 | 0 | 19 | 103 | 103 | 93 | 0 | 105 | 133 | 0 | 105 | 105 | 113 | 0 | 0 | 0 | 105 | 113 | 105 | 246 | 187 | 113 |
Best forecast wave conditions in Overberg | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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