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:
Denis Island - South Point surfForecast / Denis Island / Seychelles
48hr Weather and Surf, issued 9 am Tuesday 16 Dec 2025 +04Forecast update in hr min s Forecast update imminent
Denis Island - South Point surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Denis Island - South Point sea temperature is
29.4° C
(Which is slightly warmer than usual)How big are the waves at Denis Island - South Point today?
The current surf forecast for Denis Island - South Point at 4PM is: 0.4m 12s primary swell from a Southeast direction and 0.6m 8s secondary swell from a East-southeast direction (forecast issued at 09:00am December 16). An open ocean swell of 0.5m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (+04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | 1.5ft (0.5m) | 13s |
| Afternoon (16 Dec) | 1.5ft (0.4m) | 12s |
| Evening (16 Dec) | 2ft (0.6m) | 8s |
Table - waves today at Denis Island - South Point. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Fri 19 | |||||||||||||||||||||
| 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 12 | 8 | 8 | 8 | 12 | 12 | 8 | 8 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 83 | 83 | 80 | 53 | 44 | 44 | 43 | 50 | 53 | 41 | 40 | 54 | 63 | 135 | 159 | 156 | 179 | 176 | 176 | 179 | 206 | 206 | 206 | 186 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | glass | off | cross- off | glass | glass | off | off | off | off | off | glass | off | off | off | off | cross- off | off | off | off | off | off | off | off |
High Tide / height (m) | 2:50PM 0.55 | 2:52AM 1.15 | 3:38PM 0.55 | 3:29AM 1.19 | 4:17PM 0.57 | |||||||||||||||||||
Low Tide / height (m) | 9:36AM 0.26 | 7:44PM 0.30 | 10:12AM 0.18 | 8:27PM 0.29 | 10:46AM 0.12 | 9:07PM 0.26 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Fri 19 | |||||||||||||||||||||
| Sunrise | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:03 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - |
 | |  |  |  | | |  | | | | | | | | | | | | | | | | | |
Rain (mm) | 4 | 4 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 25 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 |
| Feels °C (?) | 28 | 29 | 29 | 31 | 31 | 31 | 31 | 30 | 30 | 30 | 30 | 32 | 31 | 31 | 29 | 29 | 29 | 29 | 29 | 30 | 31 | 29 | 30 | 30 |
- 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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