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:
Icelands surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 6 am Saturday 13 Dec 2025 WIBForecast update in hr min s Forecast update imminent
Icelands surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Icelands sea temperature is
29.4° C
(Which is slightly warmer than usual)How big are the waves at Icelands today?
The current surf forecast for Icelands at 1PM is: 1.0m 7s primary swell from a West direction and 0.6m 12s secondary swell from a Southwest direction, 0.2m 3s secondary swell from a North direction (forecast issued at 06:00am December 13). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 2ft (0.6m) | 13s |
| Afternoon (13 Dec) | 3.5ft (1.1m) | 7s |
| Evening (13 Dec) | 2ft (0.6m) | 13s |
Table - waves today at Icelands. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 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 | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 13 | 12 | 7 | 13 | 13 | 13 | 7 | 12 | 12 | 12 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 150 | 144 | 128 | 100 | 127 | 137 | 131 | 125 | 86 | 198 | 131 | 129 | 106 | 165 | 199 | 232 | 207 | 161 | 157 | 124 | 178 | 186 | 180 | 178 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on |
High Tide / height (m) | 1:41PM 0.87 | 1:32AM 0.74 | 2:39PM 0.93 | 2:41AM 0.69 | 3:29PM 0.98 | |||||||||||||||||||
Low Tide / height (m) | 6:23AM 0.27 | 7:18PM 0.47 | 7:13AM 0.29 | 9:04PM 0.44 | 8:04AM 0.30 | 10:16PM 0.37 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - |
 |  | |  | | |  | |  |  |  | | | | | | | | | | | | | | |
Rain (mm) | 1 | 14 | 19 | 6 | 9 | 3 | - | - | - | - | 1 | 3 | 2 | 2 | 5 | 4 | 3 | 1 | 5 | 3 | 6 | 4 | 3 | 5 |
| Temp. °C | 26 | 24 | 24 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 |
| Feels °C (?) | 27 | 25 | 26 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 29 | 28 | 26 | 28 | 24 | 26 | 25 | 25 | 26 | 27 | 26 | 27 | 26 |
- 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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