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Silwerstroom Surf Forecast
/ West Coast (18 surf breaks) /
Silwerstroom surfForecast / West Coast / South Africa
48hr Weather and Surf, issued 7 am Monday 18 Aug 2025 SAST
How big are the waves at Silwerstroom today?
The current surf forecast for Silwerstroom at 9AM is: 0.8m 18s primary swell from a Southwest direction and 0.6m 13s secondary swell from a Southwest direction (forecast issued at 07:00am August 18). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 2.5ft (0.8m) | 18s |
| Afternoon (18 Aug) | 3.5ft (1.0m) | 16s |
| Evening (18 Aug) | 4ft (1.2m) | 16s |
Table - waves today at Silwerstroom. (Swell directed towards the surf break)
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 18 | 18 | 17 | 16 | 16 | 16 | 18 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 340 | 549 | 640 | 709 | 827 | 1069 | 1833 | 2928 | 2821 | 3375 | 2813 | 2561 | 2191 | 1862 | 1642 | 1456 | 1289 | 1012 | 827 | 675 | 615 | 547 | 563 | 817 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross- on | glass | glass | glass | glass | cross | cross | cross- on | cross- on | cross | cross | cross- on |
High Tide / height (m) | 11:33AM 1.09 | 11:59PM 1.20 | 12:51PM 1.20 | 1:08AM 1.28 | 1:44PM 1.33 | 1:58AM 1.38 | ||||||||||||||||||
Low Tide / height (m) | 5:11AM 0.48 | 5:46PM 0.54 | 6:36AM 0.40 | 7:04PM 0.43 | 7:33AM 0.29 | 7:57PM 0.31 | ||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
| Sunrise | - | 7:22 | - | - | - | - | - | - | - | 7:20 | - | - | - | - | - | - | - | 7:20 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:19 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:20 | - | - | - |
 |  | | | | | | | | |  | | | | | | | | | | |  |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - |
| Temp. °C | 14 | 14 | 16 | 17 | 16 | 15 | 15 | 14 | 14 | 14 | 15 | 17 | 16 | 15 | 15 | 14 | 14 | 14 | 16 | 17 | 16 | 15 | 14 | 14 |
| Feels °C (?) | 13 | 13 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 14 | 16 | 16 | 15 | 15 | 14 | 13 | 13 | 14 | 13 | 13 | 13 | 13 | 13 |
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Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for West Coast
Continuing clean conditions at Silwerstroom (light winds from the ENE at Robben Island 37 km from Silwerstroom). 0.6m 7s swell from the W with a 0.6m 13s groundswell from the SW and a 0.5m 18s long period groundswell, also from the SW. 3 swells combining to make bigger set waves.
37 km away, 1 h 59 min ago
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