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:
Rada Tilly surfForecast / Chubut / Argentina
48hr Weather and Surf, issued 2 am Tuesday 16 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Rada Tilly surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rada Tilly sea temperature is
12.4° C
(Which is slightly cooler than normal)How big are the waves at Rada Tilly today?
The current surf forecast for Rada Tilly at 7AM is: 0.3m 10s primary swell from a East-northeast direction and 0.4m 4s secondary swell from a Northeast direction, 0.3m 7s secondary swell from a Southeast direction (forecast issued at 02:00am December 16). The wind direction is predicted to be offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | 1ft (0.3m) | 10s |
| Afternoon (16 Dec) | 1ft (0.3m) | 10s |
| Evening (16 Dec) | 0.5ft (0.2m) | 10s |
Table - waves today at Rada Tilly. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| 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 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 12 | 3 | 5 | 5 | 6 | 6 | 4 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 20 | 20 | 20 | 20 | 19 | 19 | 18 | 9 | 7 | 7 | 7 | 7 | 6 | 8 | 7 | 8 | 5 | 8 | 30 | 28 | 47 | 27 | 22 | 56 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | off | off | off | off | cross- off | off | off | off | cross- off | cross- off | cross | cross- on | cross- on | glass | cross | cross- off | cross- on | on | on | cross- on | cross- on | cross |
High Tide / height (m) | 1:56AM 4.48 | 2:19PM 4.70 | 2:51AM 4.53 | 3:07PM 4.73 | 3:41AM 4.63 | 3:52PM 4.81 | ||||||||||||||||||
Low Tide / height (m) | 7:55AM 1.59 | 8:31PM 1.43 | 8:48AM 1.64 | 9:21PM 1.32 | 9:40AM 1.63 | |||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| Sunrise | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 9:16 | - | - | - | - | - | - | - | 9:17 | - | - | - | - | - | - | - | 9:17 |
 | |  | |  |  | | |  |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 13 | 13 | 18 | 23 | 23 | 24 | 21 | 18 | 17 | 16 | 17 | 18 | 17 | 18 | 16 | 16 | 14 | 10 | 9 | 11 | 13 | 14 | 13 |
| Feels °C (?) | 7 | 7 | 8 | 12 | 16 | 13 | 14 | 10 | 6 | 6 | 9 | 10 | 13 | 13 | 15 | 15 | 9 | 7 | 4 | 6 | 6 | 6 | 6 | 6 |
- 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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