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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 1 am Wednesday 20 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
15.3° C
(Which is 1.6°C colder than average for this time of year)How big are the waves at Treskostraal today?
The current surf forecast for Treskostraal at 5AM is: 1.3m 10s primary swell from a South direction and 1.0m 12s secondary swell from a West-southwest direction (forecast issued at 01:00am May 20). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 3.5ft (1.1m) | 10s |
| Afternoon (20 May) | 2.5ft (0.8m) | 12s |
| Evening (20 May) | 2.5ft (0.7m) | 11s |
Table - waves today at Treskostraal. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Fri afternoon. Very mild (max 17°C on Wed afternoon, min 15°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | ||||||||||||||||||||||
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 10 | S 10 | S 10 | S 10 | WSW 12 | SW 12 | WSW 11 | WSW 11 | WSW 11 | SW 14 | SW 13 | SW 13 | SW 13 | SW 20 | SW 20 | SW 19 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 | |
392 | 345 | 288 | 222 | 180 | 142 | 115 | 81 | 79 | 68 | 113 | 109 | 136 | 118 | 116 | 184 | 263 | 323 | 319 | 338 | 437 | 502 | 644 | 649 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | glassy | cross-on | on | cross-on | cross | cross-off | glassy | glassy | on | cross-on | cross-on | on | glassy | glassy | cross-on | cross-on | cross-on | cross | cross-on | cross-off | cross-off | cross-off | |
High Tide | 5:36AM1.47m | 6:12PM1.44m | 6:34AM1.34m | 7:14PM1.37m | 7:42AM1.22m | 8:24PM1.31m | ||||||||||||||||||
Low Tide | 11:27PM0.22m | 11:52AM0.19m | 00:25AM0.32m | 12:48PM0.31m | 1:34AM0.41m | 1:53PM0.41m | ||||||||||||||||||
 |  |  | | | | | | | | | | | | | | |  |  | |  | | | | |
 | — | 7:33 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:53 | — | — | — | — | — | — | — | 5:53 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | |
Temp °C | 16 | 15 | 15 | 15 | 16 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 16 | 15 | 16 | 17 | 16 | 16 |
16 | 15 | 16 | 15 | 16 | 16 | 16 | 17 | 17 | 17 | 16 | 15 | 14 | 15 | 16 | 17 | 14 | 14 | 16 | 14 | 16 | 16 | 14 | 15 | |
Swell 1 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 10 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | S 7 | S 7 | S 7 | SW 12 | SW 12 | SW 12 | SW 12 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 |
 kJ | 392 | 345 | 288 | 219 | 100 | 76 | 80 | 57 | 58 | 49 | 48 | 48 | 49 | 118 | 116 | 114 | 108 | 323 | 319 | 338 | 437 | 502 | 644 | 649 |
Swell 2 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | SW 13 | SW 13 | SW 13 | S 7 | S 7 | S 7 | SW 18 | SW 11 | SW 11 | SW 11 | SSW 6 | SSW 6 | S 10 | SSW 6 |
| kJ | 320 | 304 | 226 | 222 | 180 | 142 | 115 | 81 | 79 | 47 | 113 | 109 | 136 | 35 | 34 | 23 | 263 | 126 | 121 | 119 | 33 | 60 | 2 | 68 |
Swell 3 Height (m) Direction Period (s) | NNW 4 | — | — | SW 17 | SSE 11 | SSE 11 | SSE 11 | SW 15 | SW 14 | SW 14 | WSW 11 | WSW 11 | WSW 11 | SW 20 | SW 20 | SW 19 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | WSW 11 | WSW 11 | W 12 | — |
| kJ | 1 | — | — | 11 | 41 | 40 | 23 | 75 | 73 | 68 | 46 | 46 | 12 | 99 | 97 | 184 | 25 | 24 | 22 | 25 | 101 | 99 | 3 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 6 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 73 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 3 | 0 | 15 | 15 | 11 | 11 | 0 | 0 | 0 | 84 | 113 | 154 | 15 | 0 | 0 | 3 | 3 | 67 | 3 | 15 | 0 | 12 | 11 |
Best forecast wave conditions in West Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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