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:
Long Beach surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 7 pm Wednesday 10 Dec 2025 SASTForecast update in hr min s Forecast update imminent
Long Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Long Beach sea temperature is
16.7° C
(Which is 2.3°C colder than average for this time of year)How big are the waves at Long Beach today?
The current surf forecast for Long Beach at 1AM is: 1.3m 10s primary swell from a Southwest direction and 0.4m 14s secondary swell from a Southwest direction, 1.8m 7s secondary swell from a Southeast direction (forecast issued at 07:00pm December 10). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 4ft (1.2m) | 10s |
| Afternoon (11 Dec) | 4ft (1.2m) | 9s |
| Evening (11 Dec) | 4ft (1.2m) | 9s |
Table - waves today at Long Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 20 | 19 | 18 | 17 | 17 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 434 | 466 | 347 | 362 | 279 | 296 | 258 | 253 | 247 | 221 | 117 | 376 | 635 | 1098 | 1453 | 1737 | 1983 | 2214 | 2294 | 7241 | 7188 | 6654 | 5687 | 4976 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | glass | cross | cross- off | cross- off | cross- off | cross- on | cross- on | on | on | cross- on | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 7:36PM 1.12 | 8:15AM 1.26 | 8:46PM 1.04 | 9:21AM 1.21 | 10:05PM 1.01 | 10:28AM 1.20 | ||||||||||||||||||
Low Tide / height (m) | 1:43AM 0.42 | 2:50PM 0.48 | 2:47AM 0.50 | 4:06PM 0.50 | 4:00AM 0.55 | |||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - |
| Sunset | 7:50 | - | - | - | - | - | - | - | 7:51 | - | - | - | - | - | - | - | 7:51 | - | - | - | - | - | - | - |
 |  | | | | | |  | |  |  | | | |  | |  | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | 1 | - | - | - | - | - |
| Temp. °C | 20 | 21 | 20 | 18 | 18 | 19 | 20 | 21 | 21 | 20 | 20 | 19 | 18 | 17 | 18 | 19 | 19 | 18 | 17 | 17 | 17 | 17 | 17 | 17 |
| Feels °C (?) | 14 | 15 | 16 | 15 | 16 | 19 | 19 | 20 | 20 | 20 | 19 | 17 | 15 | 12 | 14 | 16 | 14 | 12 | 13 | 12 | 11 | 13 | 13 | 13 |
- 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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