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:
Corners surfForecast / Tongatapu / Tonga
48hr Weather and Surf, issued 6 pm Tuesday 16 Dec 2025 +13Forecast update in hr min s Forecast update imminent
Corners surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Corners sea temperature is
26.8° C
(Which is slightly warmer than usual)How big are the waves at Corners today?
The current surf forecast for Corners at 2AM is: 1.0m 9s primary swell from a South direction (forecast issued at 06:00pm December 16). An open ocean swell of 0.6m 7s is not directed at the surf break, a second open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (+13) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 3.5ft (1.0m) | 9s |
| Afternoon (17 Dec) | 3ft (0.9m) | 9s |
| Evening (17 Dec) | 1.5ft (0.5m) | 16s |
Table - waves today at Corners. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 16 | 16 | 16 | 15 | 15 | 15 | 18 | 18 | 16 | 16 | 16 | 16 | 16 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 210 | 205 | 202 | 164 | 164 | 164 | 133 | 133 | 133 | 132 | 132 | 129 | 176 | 172 | 169 | 311 | 366 | 517 | 737 | 897 | 1068 | 1041 | 1014 | 936 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | cross- off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | cross- off | off | off | off | off |
High Tide / height (m) | 5:01PM 1.24 | 5:43AM 1.08 | 5:43PM 1.24 | 6:28AM 1.09 | 6:25PM 1.25 | 7:12AM 1.10 | ||||||||||||||||||
Low Tide / height (m) | 11:34PM 0.29 | 11:31AM 0.43 | 12:16AM 0.26 | 12:15PM 0.43 | 12:58AM 0.24 | 12:57PM 0.42 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - |
| Sunset | - | 7:17 | - | - | - | - | - | - | - | 7:19 | - | - | - | - | - | - | - | 7:19 | - | - | - | - | - | - |
 | |  | |  |  | |  | | | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 1 | - | - | - | - | 1 | - | - | - | - | - | - | 1 | - | - | - | - |
| Temp. °C | 25 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 |
| Feels °C (?) | 24 | 26 | 25 | 25 | 25 | 25 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 25 |
- 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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