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Treskostraal Surf Forecast
/ West Coast (19 surf breaks) /
Surf Forecasts:
Treskostraal surfForecast / West Coast / South Africa
48hr Weather and Surf, issued 7 pm Sunday 17 May 2026 SASTForecast update in hr min s Forecast update imminent
Treskostraal surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Treskostraal sea temperature is
15.2° C
(Which is 1.8°C colder than average for this time of year)How big are the waves at Treskostraal today?
The current surf forecast for Treskostraal at 2AM is: 1.6m 13s primary swell from a West-southwest direction and 0.1m 12s secondary swell from a West direction, 1.9m 7s secondary swell from a South direction (forecast issued at 07:00pm May 17). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 5.5ft (1.7m) | 14s |
| Afternoon (18 May) | 5.5ft (1.7m) | 14s |
| Evening (18 May) | 5ft (1.6m) | 13s |
Table - waves today at Treskostraal. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 19°C on Mon afternoon, min 15°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | S 10 | S 10 | S 10 | S 10 | WSW 13 | WSW 13 | S 10 | S 10 | S 10 | S 10 | S 10 | |
854 | 817 | 850 | 837 | 950 | 979 | 1068 | 1159 | 971 | 902 | 784 | 722 | 771 | 799 | 755 | 708 | 578 | 444 | 402 | 325 | 331 | 277 | 237 | 192 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross | cross-on | cross | cross | off | cross-off | cross | cross | cross-on | glassy | |
High Tide | 3:42PM1.60m | 3:56AM1.67m | 4:29PM1.57m | 4:44AM1.59m | 5:18PM1.51m | 5:36AM1.47m | ||||||||||||||||||
Low Tide | 9:46PM0.11m | 10:15AM0.00m | 10:34PM0.15m | 11:02AM0.09m | 11:27PM0.22m | 11:52AM0.19m | ||||||||||||||||||
 |  |  | | | |  |  | |  | | | | | | | | | | | | | | | |
 | — | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:33 | — | — | — |
 | 5:55 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | 5:54 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 18 | 17 | 17 | 16 | 16 | 16 | 17 | 19 | 19 | 19 | 18 | 17 | 16 | 16 | 16 | 16 | 18 | 19 | 19 | 16 | 15 | 15 | 16 | 16 |
14 | 12 | 14 | 13 | 14 | 13 | 15 | 16 | 16 | 16 | 16 | 15 | 14 | 15 | 15 | 16 | 16 | 18 | 18 | 15 | 13 | 14 | 16 | 16 | |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 |
 kJ | 854 | 817 | 850 | 837 | 950 | 979 | 1068 | 1159 | 971 | 902 | 483 | 635 | 771 | 799 | 755 | 708 | 578 | 432 | 318 | 325 | 331 | 277 | 237 | 192 |
Swell 2 Height (m) Direction Period (s) | S 11 | — | — | W 12 | S 10 | S 10 | S 7 | S 10 | SSE 12 | SSE 12 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 |
| kJ | 185 | — | — | 3 | 71 | 50 | 192 | 35 | 30 | 31 | 784 | 722 | 745 | 615 | 528 | 520 | 484 | 444 | 402 | 320 | 304 | 226 | 222 | 180 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | W 12 | W 12 | S 10 | — | — | — | S 12 | S 12 | — | S 16 | S 16 | — | N 11 | N 4 | NNW 4 | — | N 4 | — | SW 17 | SSW 16 |
| kJ | — | — | — | — | 3 | 3 | 51 | — | — | — | 11 | 3 | — | 5 | 5 | — | 2 | 2 | 1 | — | 1 | — | 11 | 25 |
Wind waves Height (m) Direction Period (s) | S 6 | S 6 | S 6 | S 7 | S 7 | S 7 | — | S 7 | S 8 | S 8 | S 8 | — | — | — | — | — | — | — | — | NNW 4 | — | N 4 | — | — |
| kJ | 122 | 205 | 291 | 319 | 266 | 214 | — | 206 | 256 | 377 | 626 | — | — | — | — | — | — | — | — | 1 | — | 1 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 0 | 0 | 3 | 63 | 11 | 11 | 0 | 0 | 3 | 3 | 3 | 0 |
Best forecast wave conditions in West Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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