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:
Lances Right surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 12 am Saturday 13 Dec 2025 WIBForecast update in hr min s Forecast update imminent
Lances Right surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Lances Right sea temperature is
29.5° C
(Which is slightly warmer than usual)How big are the waves at Lances Right today?
The current surf forecast for Lances Right at 7AM is: 0.6m 14s primary swell from a South-southwest direction and 0.6m 12s secondary swell from a Southwest direction (forecast issued at 12:00am December 13). An open ocean swell of 1.1m 4s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 2ft (0.6m) | 13s |
| Afternoon (13 Dec) | 4.5ft (1.3m) | 7s |
| Evening (13 Dec) | 2.5ft (0.7m) | 13s |
Table - waves today at Lances Right. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| 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 | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 14 | 14 | 13 | 6 | 7 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 9 | 9 | 9 | 8 | 8 | 8 | 14 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 218 | 215 | 160 | 147 | 139 | 137 | 161 | 149 | 147 | 121 | 131 | 169 | 131 | 144 | 123 | 123 | 372 | 540 | 445 | 339 | 251 | 212 | 203 | 183 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | off | off | off | off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | off | off | off | off | off | off | off | off | cross- off |
High Tide / height (m) | 11:59PM 0.72 | 1:26PM 0.76 | 1:04AM 0.63 | 2:26PM 0.81 | 2:15AM 0.57 | 3:17PM 0.85 | ||||||||||||||||||
Low Tide / height (m) | 6:28AM 0.23 | 7:39PM 0.42 | 7:15AM 0.25 | 9:15PM 0.38 | 8:03AM 0.25 | |||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:05 | - | - | - | - | - | - | - | 6:05 | - | - | - | - | - | - | - | 6:07 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - |
 | | |  | | |  |  | | | |  |  | | | | | | | | | | | | |
Rain (mm) | 1 | 4 | 2 | 2 | 11 | 11 | 10 | 6 | 5 | 5 | 2 | - | - | 1 | 4 | 3 | 3 | 2 | 2 | 5 | 9 | 11 | 14 | 3 |
| Temp. °C | 26 | 25 | 26 | 26 | 24 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 27 | 27 | 27 | 26 | 25 | 27 | 26 | 25 | 25 | 24 | 24 | 25 |
| Feels °C (?) | 27 | 26 | 27 | 27 | 24 | 26 | 26 | 27 | 27 | 27 | 29 | 28 | 29 | 28 | 28 | 25 | 25 | 26 | 24 | 24 | 25 | 23 | 25 | 25 |
- 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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