Surf Forecasts:
How big are the waves at Arniston today (26 Aug):
- Morning surf: Morning surf (26 Aug, local time) - 3ft (0.9m), 16s period with S swell.
- Afternoon surf: Afternoon surf (26 Aug, local time) - 8ft (2.5m), 7s period with E swell.
- Evening surf: Evening surf (26 Aug, local time) - 8ft (2.5m), 8s period with E swell.
The current surf forecast for Arniston at 1PM is: 2.5m 7s primary swell from a East direction and 1.2m 12s secondary swell from a South direction, 1.0m 16s secondary swell from a South direction (forecast issued at 07:00am August 26). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Aug) | 3ft (0.9m) | 16s |
| Afternoon (26 Aug) | 8ft (2.5m) | 7s |
| Evening (26 Aug) | 8ft (2.5m) | 8s |
Table - waves today at Arniston. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 21°C on Thu morning, min 14°C on Wed morning). Winds decreasing (near gales from the E on Wed afternoon, calm by Fri morning). | |||||||||||||||||||||||
Wednesday 26 | Thursday 27 | Friday 28 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SSW 13 | S 16 | E 7 | E 7 | SSW 16 | E 7 | E 8 | ESE 8 | E 8 | ESE 8 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | SSE 13 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 273 | 422 | 513 | 646 | 771 | 787 | 860 | 812 | 1034 | 589 | 535 | 526 | 508 | 491 | 411 | 411 | 344 | 344 | 338 | 231 | 223 | 218 | 444 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | glassy | cross | cross-off | cross-off | off | cross-off | cross-off | glassy | glassy | on | cross-on | glassy | cross-off |
High Tide | 2:38PM1.75m | 2:44AM1.75m | 3:05PM1.87m | 3:13AM1.82m | 3:32PM1.96m | ||||||||||||||||||
Low Tide | 8:29AM0.25m | 8:47PM0.30m | 8:54AM0.15m | 9:14PM0.19m | 9:20AM0.08m | 9:41PM0.12m | |||||||||||||||||
 |  | |  | |  | | | | | | | | |  | | | |  | | | | | |
 | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — |
 | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:16 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 14 | 15 | 17 | 21 | 21 | 17 | 16 | 16 | 15 | 15 | 14 | 16 | 18 | 17 | 16 | 15 |
Feels °C | 7 | 6 | 6 | 6 | 6 | 7 | 10 | 10 | 13 | 14 | 20 | 17 | 14 | 14 | 15 | 14 | 14 | 13 | 15 | 16 | 16 | 16 | 14 |
Swell 1 Height (m) Direction Period (s) | S 6 | SSW 12 | S 12 | S 12 | SSW 12 | S 12 | S 12 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | SSE 13 |
| kJ | 66 | 303 | 336 | 397 | 494 | 472 | 472 | 812 | 704 | 589 | 471 | 434 | 398 | 358 | 322 | 311 | 264 | 225 | 230 | 199 | 207 | 207 | 444 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | E 9 |
| kJ | 273 | 422 | 513 | 501 | 401 | 310 | 174 | 464 | 617 | 538 | 535 | 526 | 508 | 491 | 411 | 411 | 344 | 344 | 338 | 231 | 223 | 218 | 160 |
Swell 3 Height (m) Direction Period (s) | SW 12 | SW 13 | SW 13 | SW 13 | SSW 16 | SW 13 | SW 12 | S 15 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | SW 15 | SW 15 | SW 16 | SSE 14 | SSE 14 | SSE 14 | SW 14 |
| kJ | 126 | 138 | 82 | 84 | 671 | 57 | 39 | 161 | 15 | 14 | 14 | 13 | 13 | 14 | 13 | 13 | 35 | 36 | 38 | 118 | 154 | 147 | 100 |
Wind waves Height (m) Direction Period (s) | E 6 | ESE 6 | E 7 | E 7 | E 7 | E 7 | E 8 | — | E 8 | — | — | — | WSW 3 | W 3 | W 3 | W 3 | — | — | — | — | — | — | — |
| kJ | 139 | 329 | 480 | 646 | 771 | 787 | 860 | — | 1034 | — | — | — | 1 | 3 | 2 | 2 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 184 | 144 | 140 | 137 | 107 | 81 | 81 | 81 | 76 | 76 | 0 | 65 | 65 | 0 | 0 | 0 | 0 | 0 | 0 | 144 | 135 | 0 | 0 |
Best forecast wave conditions in Overberg | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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