Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
70-foot plus waves predicted for Portuguese big wave tow surfing competition.
Surf Forecasts:
White Clay surfForecast / Eastern Cape – Wild Coast / South Africa
48hr Weather and Surf, issued 1 pm Saturday 13 Dec 2025 SASTForecast update in hr min s Forecast update imminent
White Clay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's White Clay sea temperature is
23.7° C
(Which is normal for this time of year)How big are the waves at White Clay today?
The current surf forecast for White Clay at 5PM is: 0.6m 8s primary swell from a East-northeast direction (forecast issued at 01:00pm December 13). An open ocean swell of 0.6m 14s is not directed at the surf break, a second open ocean swell of 2.3m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 3.5ft (1.1m) | 9s |
| Afternoon (13 Dec) | 2.5ft (0.8m) | 8s |
| Evening (13 Dec) | 2ft (0.6m) | 8s |
Table - waves today at White Clay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 111 | 82 | 55 | 54 | 55 | 55 | 54 | 53 | 53 | 172 | 208 | 340 | 306 | 396 | 379 | 504 | 302 | 394 | 788 | 832 | 682 | 361 | 310 | 280 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- off | cross- off | glass | cross- off | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- on | cross- on | cross | off | cross- off | cross- off | cross- off | glass |
High Tide / height (m) | 10:54AM 1.22 | 11:29PM 1.04 | 12:03PM 1.24 | 12:39AM 1.10 | 12:57PM 1.29 | 1:30AM 1.17 | ||||||||||||||||||
Low Tide / height (m) | 5:28PM 0.62 | 5:21AM 0.59 | 6:35PM 0.55 | 6:29AM 0.55 | 7:23PM 0.47 | 7:22AM 0.50 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 4:50 | - | - | - | - | - | - | - | 4:50 | - | - | - | - | - | - | - | 4:50 | - |
| Sunset | - | - | 7:02 | - | - | - | - | - | - | - | 7:04 | - | - | - | - | - | - | - | 7:04 | - | - | - | - | - |
 |  |  |  |  | | |  | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | 2 | 1 | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 21 | 20 | 20 | 19 | 18 | 17 | 19 | 21 | 23 | 23 | 21 | 20 | 19 | 19 | 23 | 27 | 27 | 26 | 25 | 24 | 23 | 22 | 26 |
| Feels °C (?) | 15 | 14 | 15 | 17 | 18 | 18 | 17 | 18 | 17 | 18 | 18 | 17 | 18 | 19 | 19 | 23 | 27 | 26 | 28 | 26 | 26 | 25 | 24 | 29 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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