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 Sunday 14 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
23.7° C
(Which is normal for this time of year)How big are the waves at Margate today?
The current surf forecast for Margate at 3AM is: 0.8m 13s primary swell from a South-southwest direction and 0.2m 10s secondary swell from a South direction (forecast issued at 07:00pm December 14). An open ocean swell of 1.9m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 2.5ft (0.7m) | 13s |
| Afternoon (15 Dec) | 3.5ft (1.0m) | 15s |
| Evening (15 Dec) | 4ft (1.2m) | 14s |
Table - waves today at Margate. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| 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) (?) | 13 | 13 | 6 | 13 | 13 | 13 | 14 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 8 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 390 | 273 | 265 | 219 | 175 | 175 | 257 | 339 | 508 | 501 | 479 | 394 | 388 | 364 | 268 | 347 | 260 | 190 | 149 | 278 | 0 | 373 | 328 | 458 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- off | cross- off | cross | on | cross- on | cross- off | cross | glass | cross- off | glass | cross- off | cross- off |
High Tide / height (m) | 12:38AM 1.14 | 12:58PM 1.33 | 1:30AM 1.22 | 1:42PM 1.39 | 2:11AM 1.30 | |||||||||||||||||||
Low Tide / height (m) | 6:34PM 0.58 | 6:30AM 0.57 | 7:23PM 0.49 | 7:23AM 0.51 | 8:02PM 0.41 | 8:05AM 0.44 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 4:48 | - | - | - | - | - | - | - | 4:48 | - | - | - | - | - | - | - | 4:50 | - | - | - |
| Sunset | 6:55 | - | - | - | - | - | - | - | 6:57 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - |
 |  | | | | | | | | | | | | | | |  |  |  | |  | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 |
| Temp. °C | 22 | 21 | 20 | 19 | 19 | 23 | 26 | 28 | 28 | 25 | 25 | 25 | 24 | 25 | 26 | 27 | 26 | 25 | 24 | 24 | 24 | 26 | 26 | 22 |
| Feels °C (?) | 17 | 17 | 18 | 18 | 18 | 22 | 24 | 27 | 27 | 25 | 25 | 26 | 26 | 26 | 28 | 30 | 29 | 25 | 28 | 29 | 27 | 29 | 22 | 18 |
- 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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