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:
Tam Tam surfForecast / Lebanon / Lebanon
48hr Weather and Surf, issued 1 pm Monday 15 Dec 2025 EETForecast update in hr min s Forecast update imminent
Tam Tam surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tam Tam sea temperature is
22.6° C
(Which is 3.3°C warmer than normal for this time of year)How big are the waves at Tam Tam today?
The current surf forecast for Tam Tam at 6PM is: 0.2m 6s primary swell from a West direction (forecast issued at 01:00pm December 15). The wind direction is predicted to be cross-offshore.
| Time (EET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 0.5ft (0.1m) | 5s |
| Afternoon (15 Dec) | 0.5ft (0.1m) | 6s |
| Evening (15 Dec) | 0.5ft (0.2m) | 7s |
Table - waves today at Tam Tam. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| 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 | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 8 | 6 | 6 | 6 | 6 | 6 | 8 | 8 | 8 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1 | 1 | 1 | 3 | 4 | 4 | 31 | 65 | 46 | 42 | 27 | 8 | 8 | 7 | 5 | 3 | 3 | 3 | 1 | 1 | 1 | 5 | 5 | 4 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | glass |
High Tide / height (m) | 7:19PM 0.33 | 8:01AM 0.26 | 7:55PM 0.35 | 8:39AM 0.28 | 8:29PM 0.36 | |||||||||||||||||||
Low Tide / height (m) | 12:53PM 0.12 | 1:59AM 0.08 | 1:34PM 0.12 | 2:36AM 0.06 | 2:11PM 0.11 | 3:09AM 0.04 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:37 |
| Sunset | - | 4:29 | - | - | - | - | - | - | - | 4:29 | - | - | - | - | - | - | - | 4:29 | - | - | - | - | - | - |
 | |  |  | | |  |  | |  | | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | 1 | 5 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 17 | 16 | 15 | 13 | 14 | 14 | 14 | 16 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
| Feels °C (?) | 16 | 16 | 14 | 13 | 11 | 12 | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 8 | 7 | 8 | 8 | 8 | 10 | 11 | 11 | 12 | 12 | 13 |
- 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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