Surf Forecasts:
How big are the waves at Arniston today (14 Aug):
- Morning surf: Morning surf (14 Aug, local time) - 5.5ft (1.7m), 9s period with ESE swell.
- Afternoon surf: Afternoon surf (14 Aug, local time) - 4.5ft (1.4m), 9s period with ESE swell.
- Evening surf: Evening surf (14 Aug, local time) - 2.5ft (0.8m), 14s period with SW swell.
The current surf forecast for Arniston at 12PM is: 1.6m 9s primary swell from a East-southeast direction and 0.8m 15s secondary swell from a Southwest direction, 1.5m 6s secondary swell from a West direction (forecast issued at 07:00am August 14). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Aug) | 5.5ft (1.7m) | 9s |
| Afternoon (14 Aug) | 4.5ft (1.4m) | 9s |
| Evening (14 Aug) | 2.5ft (0.8m) | 14s |
Table - waves today at Arniston. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Sun afternoon, min 13°C on Fri night). Mainly fresh winds. | |||||||||||||||||||||||
Friday 14 | Saturday 15 | Sunday 16 | |||||||||||||||||||||
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) | ESE 9 | ESE 9 | ESE 9 | E 9 | SW 15 | E 9 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 14 | SW 15 | SW 15 | SW 15 | SW 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 484 | 495 | 442 | 380 | 301 | 235 | 322 | 224 | 224 | 228 | 184 | 218 | 212 | 215 | 238 | 231 | 151 | 196 | 192 | 273 | 262 | 360 | 726 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | off | cross-off | off | cross-off | cross-off | cross-off | cross-off | off |
High Tide | 4:27PM2.06m | 4:41AM1.85m | 5:01PM2.00m | 5:15AM1.75m | 5:33PM1.89m | ||||||||||||||||||
Low Tide | 10:15AM-0.01m | 10:43PM0.06m | 10:47AM0.06m | 11:17PM0.14m | 11:18AM0.17m | ||||||||||||||||||
 |  | | |  |  | | | | |  | | | | | |  | | | | | | | |
 | 7:20 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — | — |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 17 | 16 | 16 | 16 | 14 | 15 | 14 | 13 | 13 | 14 | 15 | 15 | 14 | 15 | 15 | 15 | 14 | 16 | 18 | 18 | 16 | 16 |
Feels °C | 19 | 15 | 14 | 12 | 10 | 9 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 12 | 15 | 14 | 12 | 10 | 13 | 14 | 14 | 12 | 14 |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | SW 13 | SW 14 | SW 14 | E 8 | E 8 | E 8 | E 7 | SW 15 | SW 15 | SW 14 |
| kJ | 484 | 495 | 442 | 380 | 281 | 235 | 194 | 153 | 146 | 143 | 113 | 113 | 88 | 215 | 238 | 231 | 88 | 86 | 76 | 70 | 262 | 360 | 726 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | E 8 | E 8 | E 8 | SW 14 | SW 13 | SW 14 | SW 15 | E 7 | E 7 | E 8 |
| kJ | 406 | 406 | 322 | 305 | 301 | 209 | 322 | 224 | 224 | 228 | 184 | 218 | 212 | 88 | 88 | 88 | 151 | 196 | 192 | 273 | 68 | 40 | 42 |
Swell 3 Height (m) Direction Period (s) | — | S 9 | — | — | — | — | — | SW 4 | WSW 7 | WSW 7 | WSW 7 | WSW 8 | — | — | E 4 | ESE 4 | SSW 12 | SW 16 | SW 16 | E 8 | E 10 | ESE 10 | ESE 10 |
| kJ | — | 2 | — | — | — | — | — | 4 | 18 | 5 | 5 | 66 | — | — | 13 | 6 | 94 | 90 | 41 | 89 | 33 | 35 | 21 |
Wind waves Height (m) Direction Period (s) | — | — | W 6 | WSW 7 | WSW 4 | WSW 4 | WSW 5 | W 7 | — | — | ENE 2 | E 3 | E 4 | E 4 | E 4 | — | — | W 3 | WSW 5 | WSW 6 | SW 7 | SW 8 | — |
| kJ | — | — | 77 | 62 | 38 | 24 | 24 | 88 | — | — | 1 | 2 | 9 | 12 | 13 | — | — | 4 | 17 | 23 | 46 | 62 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 110 | 133 | 65 | 0 | 0 | 0 | 76 | 76 | 81 | 81 | 76 | 76 | 0 | 19 | 0 | 19 | 133 | 133 | 103 | 0 |
Best forecast wave conditions in Overberg | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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