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:
Skirza Harbour surfForecast / Scot – East Coast / UK
48hr Weather and Surf, issued 5 am Saturday 13 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Skirza Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Skirza Harbour sea temperature is
10.3° C
(Which is slightly warmer than usual)How big are the waves at Skirza Harbour today?
The current surf forecast for Skirza Harbour at 8AM is: 2.3m 16s primary swell from a West direction and 1.4m 5s secondary swell from a South-southwest direction (forecast issued at 05:00am December 13). An open ocean swell of 0.8m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 7.5ft (2.3m) | 16s |
| Afternoon (13 Dec) | 6ft (1.9m) | 15s |
| Evening (13 Dec) | 7ft (2.2m) | 14s |
Table - waves today at Skirza Harbour. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 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 | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 17 | 17 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 14 | 14 | 14 | 13 | 13 | 17 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2246 | 2864 | 2743 | 2178 | 1654 | 1472 | 1941 | 1744 | 1603 | 1107 | 737 | 496 | 409 | 339 | 639 | 701 | 1321 | 1249 | 918 | 772 | 772 | 1474 | 1456 | 1591 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross | cross | cross | cross- on | cross- on | cross | cross |
High Tide / height (m) | 5:53AM 2.10 | 5:48PM 2.27 | 6:53AM 2.14 | 6:54PM 2.22 | 7:46AM 2.21 | 7:55PM 2.23 | ||||||||||||||||||
Low Tide / height (m) | 11:47AM 1.13 | 12:33AM 0.72 | 12:54PM 1.07 | 1:24AM 0.75 | 1:49PM 0.97 | |||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | - | 8:53 | - | - | - | - | - | - | - | 8:55 | - | - | - | - | - | - | - | 8:56 | - | - | - | - | - |
| Sunset | - | - | - | - | 3:18 | - | - | - | - | - | - | - | 3:17 | - | - | - | - | - | - | - | 3:17 | - | - | - |
 |  |  | | | |  | | | |  |  | | | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | 2 | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 8 | 9 | 9 | 9 | 11 | 13 | 13 | 12 | 11 | 10 | 11 | 11 | 12 | 12 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 |
| Feels °C (?) | 0 | -1 | -1 | -2 | -3 | 0 | 3 | 5 | 6 | 7 | 5 | 6 | 3 | 2 | 5 | -1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 |
- 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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