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:
Margate surfForecast / Durban/KZN South / South Africa
48hr Weather and Surf, issued 7 pm Tuesday 16 Dec 2025 SASTForecast update in hr min s Forecast update imminent
Margate surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Margate sea temperature is
23.2° C
(Which is slightly cooler than normal)How big are the waves at Margate today?
The current surf forecast for Margate at 10PM is: 0.7m 12s primary swell from a Southwest direction (forecast issued at 07:00pm December 16). An open ocean swell of 2.0m 8s is not directed at the surf break, a second open ocean swell of 2.2m 8s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | - | - |
| Afternoon (16 Dec) | 3ft (0.9m) | 12s |
| Evening (16 Dec) | 2.5ft (0.8m) | 12s |
Table - waves today at Margate. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 12 | 12 | 12 | 8 | 15 | 6 | 7 | 7 | 7 | 7 | 8 | 11 | 11 | 10 | 10 | 10 | 11 | 10 | 11 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 260 | 190 | 147 | 142 | 220 | 0 | 5 | 333 | 483 | 435 | 392 | 311 | 337 | 721 | 606 | 470 | 408 | 424 | 551 | 204 | 418 | 411 | 482 | 499 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- off | glass | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 2:11AM 1.30 | 2:21PM 1.45 | 2:47AM 1.37 | 2:56PM 1.50 | 3:20AM 1.44 | |||||||||||||||||||
Low Tide / height (m) | 8:02PM 0.41 | 8:05AM 0.44 | 8:37PM 0.33 | 8:43AM 0.37 | 9:10PM 0.26 | 9:17AM 0.31 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 4:50 | - | - | - | - | - | - | - | 4:50 | - | - | - | - | - | - | - | 4:50 | - | - | - |
| Sunset | 6:58 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | 6:59 | - | - | - | - | - | - | - |
 |  |  |  |  | | |  |  | | |  | | | |  | | | | |  | | | | |
Rain (mm) | - | - | 1 | 1 | - | - | - | 3 | 13 | 4 | 1 | - | 1 | 2 | 1 | - | - | - | - | - | 1 | - | - | - |
| Temp. °C | 27 | 24 | 24 | 24 | 23 | 26 | 25 | 22 | 21 | 20 | 20 | 20 | 20 | 19 | 19 | 20 | 20 | 19 | 19 | 20 | 20 | 22 | 24 | 24 |
| Feels °C (?) | 27 | 28 | 28 | 26 | 24 | 27 | 20 | 17 | 19 | 16 | 17 | 19 | 20 | 18 | 19 | 20 | 19 | 18 | 19 | 20 | 19 | 20 | 21 | 22 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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