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Surf Forecasts:
Arniston surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 7 am Friday 01 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 11AM is: 1.9m 13s primary swell from a South-southwest direction and 0.4m 10s secondary swell from a Southeast direction (forecast issued at 07:00am May 01). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 May) | 6ft (1.9m) | 13s |
| Afternoon (01 May) | 6ft (1.9m) | 12s |
| Evening (01 May) | 6ft (1.9m) | 12s |
Table - waves today at Arniston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 22°C on Sat afternoon, min 14°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||||||
Friday 1 | Saturday 2 | Sunday 3 | Mon 4 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SW 12 | SW 11 | SW 12 | SW 11 | SW 11 | S 11 | WSW 10 | S 11 | S 11 | S 11 | S 10 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | |
1306 | 1249 | 1255 | 1161 | 1030 | 997 | 889 | 537 | 308 | 433 | 325 | 244 | 240 | 1396 | 235 | 231 | 223 | 214 | 147 | 212 | 206 | 164 | 297 | 331 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | |
High Tide | 3:10PM1.74m | 3:16AM1.84m | 3:39PM1.73m | 3:45AM1.79m | 4:09PM1.69m | |||||||||||||||||||
Low Tide | 9:05AM0.14m | 9:10PM0.28m | 9:32AM0.16m | 9:38PM0.30m | 9:59AM0.20m | 10:07PM0.35m | ||||||||||||||||||
 |  | | | | |  |  | | | | | | | | | |  |  | | | | | | |
 | 7:13 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | 7:16 |
 | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — | 5:53 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 14 | 17 | 20 | 20 | 18 | 16 | 15 | 15 | 16 | 19 | 22 | 22 | 19 | 18 | 18 | 18 | 18 | 21 | 21 | 20 | 19 | 18 | 18 |
10 | 9 | 12 | 15 | 15 | 13 | 12 | 11 | 10 | 12 | 15 | 19 | 19 | 15 | 17 | 16 | 16 | 16 | 20 | 19 | 19 | 20 | 17 | 17 | |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SW 12 | SW 11 | SW 12 | SW 11 | SW 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | SW 14 | SW 14 |
 kJ | 1306 | 1249 | 1255 | 1161 | 1030 | 997 | 889 | 537 | 308 | 433 | 325 | 237 | 240 | 235 | 235 | 231 | 223 | 214 | 133 | 128 | 125 | 96 | 297 | 331 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SSE 11 | SE 10 | SE 10 | SSE 10 | SSE 10 | SE 10 | S 12 | SSW 12 | S 12 | S 11 | S 11 | SW 11 | WSW 11 | SW 11 | WSW 10 | WSW 10 | WSW 10 | SW 10 | SW 15 | SW 14 | SW 10 | S 10 | S 13 |
| kJ | 57 | 44 | 26 | 16 | 10 | 9 | 4 | 290 | 233 | 132 | 198 | 244 | 229 | 204 | 115 | 92 | 73 | 73 | 124 | 212 | 206 | 79 | 69 | 125 |
Swell 3 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | SSE 15 | S 12 | SSW 12 | S 14 | SSE 14 | SSE 15 | SSE 14 | SSE 14 | SW 17 | SW 16 | SW 16 | SW 15 | SW 10 | WSW 10 | SW 14 | S 14 | S 10 |
| kJ | 7 | 7 | 7 | 2 | 2 | 2 | 2 | 72 | 134 | 123 | 107 | 70 | 42 | 68 | 63 | 74 | 93 | 91 | 147 | 80 | 65 | 164 | 129 | 69 |
Wind waves Height (m) Direction Period (s) | WNW 3 | NW 3 | NW 3 | WNW 3 | W 4 | W 4 | WNW 3 | NW 3 | NW 3 | NNW 3 | NW 3 | WNW 2 | WSW 3 | WSW 10 | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 2 | 3 | 3 | 13 | 9 | 6 | 6 | 3 | 3 | 2 | 1 | 3 | 1396 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 65 | 65 | 0 | 103 | 105 | 0 | 0 | 0 | 105 | 105 | 105 | 105 | 105 | 0 | 120 | 103 | 0 | 76 | 0 | 0 | 0 | 19 | 174 | 103 |
Best forecast wave conditions in Overberg | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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