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:
Vairao surfForecast / Tahiti / French Polynesia
48hr Weather and Surf, issued 7 am Saturday 13 Dec 2025 -10Forecast update in hr min s Forecast update imminent
Vairao surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Vairao sea temperature is
27.9° C
(Which is normal for this time of year)How big are the waves at Vairao today?
The current surf forecast for Vairao at 1PM is: 1.0m 11s primary swell from a South direction and 0.1m 16s secondary swell from a Southwest direction (forecast issued at 07:00am December 13). An open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (-10) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 3.5ft (1.1m) | 10s |
| Afternoon (13 Dec) | 3.5ft (1.0m) | 11s |
| Evening (13 Dec) | 3ft (0.9m) | 10s |
Table - waves today at Vairao. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 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 | 5 PM | 8 PM | 11 PM | 2 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 9 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 288 | 260 | 270 | 223 | 223 | 158 | 110 | 102 | 96 | 96 | 98 | 74 | 56 | 69 | 70 | 70 | 88 | 88 | 90 | 40 | 86 | 83 | 80 | 80 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 9:38AM 0.27 | 9:52PM 0.25 | 10:22AM 0.28 | 10:30PM 0.27 | 10:58AM 0.29 | 11:02PM 0.28 | ||||||||||||||||||
Low Tide / height (m) | 3:20AM 0.12 | 4:12PM 0.12 | 4:11AM 0.10 | 4:48PM 0.11 | 4:51AM 0.08 | 5:18PM 0.10 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | 5:15 | - | - | - | - | - | - | - | 5:16 | - | - | - | - | - | - | - | 5:16 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:25 | - | - | - | - | - | - | - | 6:27 | - | - | - | - | - | - | - | 6:27 | - | - | - |
 |  | | | | | | | | | | | |  | | | | | | |  |  | | | |
Rain (mm) | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 5 | 2 | 1 | 5 | 5 | 2 | - | 1 | 2 | 2 | 3 | 3 | 3 | - | - | 1 | 2 |
| Temp. °C | 26 | 26 | 26 | 26 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 |
| Feels °C (?) | 27 | 26 | 26 | 27 | 28 | 27 | 28 | 28 | 26 | 26 | 28 | 27 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 |
- 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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