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:
Alykes - Zakynthos surfForecast / Ionian Sea / Greece
48hr Weather and Surf, issued 7 pm Saturday 13 Dec 2025 EETForecast update in hr min s Forecast update imminent
Alykes - Zakynthos surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Alykes - Zakynthos sea temperature is
19.0° C
(Which is 1.6°C warmer than normal for this time of year)Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | — | — | ||||||||||||||||||||||
| Period(s) (?) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - | - |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | on | on | on | on | glass | glass | glass | cross | cross- on | cross- on | on | glass | glass | on | glass | on | on | cross- on | cross- on | glass | cross- on |
High Tide / height (m) | 12:24AM 0.12 | 12:37PM 0.10 | 1:03AM 0.13 | 1:26PM 0.10 | 1:37AM 0.14 | |||||||||||||||||||
Low Tide / height (m) | 5:25PM 0.04 | 7:03AM 0.05 | 6:16PM 0.04 | 7:47AM 0.04 | 7:02PM 0.04 | 8:22AM 0.03 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:43 | - | - | - | - | - | - | - | 7:43 | - | - | - | - | - | - | - | 7:45 | - | - |
| Sunset | 5:17 | - | - | - | - | - | - | - | 5:17 | - | - | - | - | - | - | - | 5:17 | - | - | - | - | - | - | - |
 |  | | |  |  | |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 14 | 14 |
| Feels °C (?) | 15 | 14 | 14 | 14 | 12 | 13 | 13 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 14 | 15 | 12 | 13 | 12 | 12 | 11 | 12 | 13 | 12 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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