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:
Tongaat surfForecast / KZN North / South Africa
48hr Weather and Surf, issued 1 pm Tuesday 16 Dec 2025 SASTForecast update in hr min s Forecast update imminent
Tongaat surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tongaat sea temperature is
24.1° C
(Which is normal for this time of year)How big are the waves at Tongaat today?
The current surf forecast for Tongaat at 5PM is: 2.4m 8s primary swell from a East-northeast direction and 0.5m 12s secondary swell from a South-southwest direction (forecast issued at 01:00pm December 16). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | 6ft (1.9m) | 7s |
| Afternoon (16 Dec) | 6ft (1.9m) | 7s |
| Evening (16 Dec) | 8ft (2.5m) | 8s |
Table - waves today at Tongaat. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 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) (?) | 13 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 6 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 11 | 10 | 10 | 11 | 11 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 281 | 297 | 640 | 795 | 645 | 445 | 348 | 253 | 191 | 405 | 806 | 619 | 431 | 389 | 315 | 245 | 188 | 192 | 275 | 204 | 198 | 181 | 223 | 322 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- on | on | on | on | cross- on | cross- on | cross | cross- on |
High Tide / height (m) | 1:42PM 1.47 | 2:09AM 1.39 | 2:20PM 1.54 | 2:45AM 1.48 | 2:55PM 1.60 | 3:18AM 1.54 | ||||||||||||||||||
Low Tide / height (m) | 8:00PM 0.44 | 8:06AM 0.46 | 8:35PM 0.36 | 8:43AM 0.38 | 9:08PM 0.28 | |||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 4:50 | - | - | - | - | - | - | - | 4:50 | - | - | - | - | - | - | - | 4:50 | - |
| Sunset | - | - | 6:51 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - |
 | | |  | | |  | | | |  |  | | | | | | |  | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 3 | 4 | 4 | 1 | 1 | 1 | 1 | 1 | - | 1 | - | - | - | - |
| Temp. °C | 30 | 29 | 28 | 27 | 25 | 25 | 25 | 25 | 28 | 24 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 21 | 21 | 21 | 20 | 20 | 20 | 22 |
| Feels °C (?) | 31 | 30 | 27 | 26 | 25 | 27 | 27 | 25 | 29 | 18 | 18 | 19 | 19 | 19 | 19 | 20 | 20 | 22 | 21 | 21 | 20 | 20 | 20 | 21 |
- 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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