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 O'Shanter surfForecast / TAS – North Coast / Australia
48hr Weather and Surf, issued 4 pm Sunday 14 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Tam O'Shanter surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tam O'Shanter sea temperature is
15.3° C
(Which is normal for this time of year)How big are the waves at Tam O'Shanter today?
The current surf forecast for Tam O'Shanter at 6PM is: 2.2m 8s primary swell from a West-northwest direction (forecast issued at 04:00pm December 14). The wind direction is predicted to be cross-offshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | - | - |
| Afternoon (14 Dec) | 8ft (2.4m) | 8s |
| Evening (14 Dec) | 7ft (2.1m) | 8s |
Table - waves today at Tam O'Shanter. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| 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 | 11 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 8 | 7 | 7 | 14 | 6 | 6 | 6 | 6 | 6 | 6 | 13 | 13 | 12 | 5 | 6 | 6 | 6 | 6 | 5 | 5 | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 623 | 740 | 606 | 472 | 358 | 243 | 33 | 166 | 0 | 150 | 147 | 75 | 37 | 7 | 7 | 6 | 83 | 84 | 96 | 65 | 34 | 19 | 8 | 7 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross- on | cross- on | on | cross- on | cross |
High Tide / height (m) | 8:00PM 2.37 | 8:11AM 2.57 | 8:52PM 2.30 | 8:53AM 2.48 | 9:45PM 2.26 | 9:38AM 2.41 | ||||||||||||||||||
Low Tide / height (m) | 1:58AM 0.75 | 2:38PM 0.59 | 2:44AM 0.90 | 3:25PM 0.61 | 3:34AM 1.01 | |||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 | - |
| Sunset | - | - | 8:38 | - | - | - | - | - | - | - | 8:39 | - | - | - | - | - | - | - | 8:39 | - | - | - | - | - |
 | | |  | | | |  | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 14 | 13 | 11 | 10 | 9 | 9 | 10 | 13 | 15 | 15 | 14 | 11 | 11 | 11 | 12 | 15 | 15 | 15 | 17 | 14 | 12 | 12 | 13 | 15 |
| Feels °C (?) | 4 | 3 | 1 | 0 | 0 | 0 | 1 | 4 | 6 | 8 | 7 | 4 | 5 | 6 | 7 | 10 | 10 | 10 | 14 | 13 | 10 | 11 | 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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