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 8 pm Thursday 11 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
20.4° C
(Which is slightly warmer than usual)How big are the waves at Tiki today?
The current surf forecast for Tiki at 2AM is: 1.5m 11s primary swell from a East-southeast direction (forecast issued at 08:00pm December 11). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 4.5ft (1.3m) | 11s |
| Afternoon (12 Dec) | 4ft (1.2m) | 10s |
| Evening (12 Dec) | 3.5ft (1.1m) | 10s |
Table - waves today at Tiki. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thu 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 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 | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 5 | 6 | 6 | 6 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 730 | 614 | 615 | 524 | 452 | 359 | 279 | 274 | 274 | 227 | 227 | 186 | 186 | 154 | 154 | 107 | 105 | 163 | 248 | 231 | 252 | 223 | 223 | 251 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | glass | on | cross- off | cross- off | cross- off | cross | cross | cross | cross- off | cross- off | off | off | cross- off | cross | cross- on | on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross |
High Tide / height (m) | 4:38PM 0.21 | 1:16AM 0.25 | 2:01PM 0.22 | 5:37PM 0.21 | 2:22AM 0.26 | 3:41PM 0.21 | 6:19PM 0.21 | 3:27AM 0.27 | ||||||||||||||||
Low Tide / height (m) | 4:13PM 0.21 | 8:59PM 0.10 | 9:33AM 0.08 | 4:28PM 0.21 | 9:50PM 0.12 | 10:33AM 0.07 | 5:10PM 0.21 | 10:39PM 0.14 | 11:31AM 0.06 | |||||||||||||||
Thu 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:18 | - | - | - | - | - | - | - | 5:18 | - | - | - | - | - | - | - | 5:18 | - | - | - |
| Sunset | 7:45 | - | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:46 | - | - | - | - | - | - | - |
 |  | |  |  | | | | |  | | | | | |  |  |  | | |  | | | | |
Rain (mm) | - | - | - | 1 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | - |
| Temp. °C | 23 | 21 | 20 | 19 | 18 | 23 | 26 | 24 | 24 | 22 | 21 | 21 | 22 | 28 | 31 | 28 | 22 | 21 | 21 | 20 | 18 | 20 | 20 | 21 |
| Feels °C (?) | 23 | 22 | 20 | 19 | 17 | 21 | 23 | 21 | 23 | 22 | 18 | 18 | 18 | 24 | 27 | 25 | 19 | 15 | 18 | 16 | 14 | 17 | 17 | 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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