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:
Tiki surfForecast / South / Uruguay
48hr Weather and Surf, issued 2 am Saturday 13 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Tiki surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tiki sea temperature is
20.2° C
(Which is normal for this time of year)How big are the waves at Tiki today?
The current surf forecast for Tiki at 6AM is: 1.0m 10s primary swell from a East-southeast direction (forecast issued at 02:00am December 13). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 3ft (0.9m) | 10s |
| Afternoon (13 Dec) | 2.5ft (0.8m) | 10s |
| Evening (13 Dec) | 4.5ft (1.4m) | 5s |
Table - waves today at Tiki. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 6 | 7 | 7 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 227 | 186 | 186 | 154 | 154 | 107 | 134 | 91 | 202 | 223 | 216 | 215 | 176 | 169 | 184 | 115 | 91 | 40 | 144 | 216 | 150 | 128 | 73 | 52 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | off | cross- off | cross | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on | on | cross- on | cross- on | on | cross- on | on | cross- on | cross- on | cross | cross- off |
High Tide / height (m) | 2:22AM 0.26 | 3:41PM 0.21 | 6:19PM 0.21 | 3:27AM 0.27 | 5:14PM 0.21 | 4:22AM 0.29 | 5:51PM 0.21 | |||||||||||||||||
Low Tide / height (m) | 10:33AM 0.07 | 5:10PM 0.21 | 10:39PM 0.14 | 11:31AM 0.06 | 11:26PM 0.15 | 12:25PM 0.05 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| Sunrise | - | - | 5:18 | - | - | - | - | - | - | - | 5:18 | - | - | - | - | - | - | - | 5:18 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:46 | - | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:47 | - |
 | |  | | | |  |  | | | | | |  | |  |  | | | |  | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 4 | 1 | - | - | 1 | 1 | - | - |
| Temp. °C | 20 | 20 | 20 | 28 | 29 | 26 | 24 | 21 | 21 | 20 | 20 | 23 | 26 | 26 | 21 | 20 | 19 | 19 | 19 | 19 | 19 | 20 | 21 | 19 |
| Feels °C (?) | 19 | 17 | 17 | 25 | 26 | 23 | 21 | 16 | 18 | 18 | 18 | 22 | 23 | 24 | 18 | 17 | 18 | 19 | 19 | 17 | 18 | 19 | 20 | 19 |
- 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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