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:
Rags Left surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 12 pm Saturday 13 Dec 2025 WIBForecast update in hr min s Forecast update imminent
Rags Left surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rags Left sea temperature is
29.4° C
(Which is slightly warmer than usual)How big are the waves at Rags Left today?
The current surf forecast for Rags Left at 3PM is: 0.8m 13s primary swell from a South-southwest direction and 0.5m 8s secondary swell from a South direction, 1.3m 7s secondary swell from a West-northwest direction (forecast issued at 12:00pm December 13). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 2.5ft (0.7m) | 13s |
| Afternoon (13 Dec) | 2.5ft (0.8m) | 13s |
| Evening (13 Dec) | 2.5ft (0.8m) | 13s |
Table - waves today at Rags Left. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 14 | 8 | 13 | 13 | 18 | 18 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 198 | 181 | 192 | 192 | 183 | 172 | 169 | 169 | 184 | 144 | 123 | 152 | 313 | 455 | 415 | 298 | 217 | 177 | 200 | 180 | 222 | 249 | 258 | 255 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- off | cross- off | glass | glass | cross | cross- on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- on |
High Tide / height (m) | 1:22PM 0.71 | 12:55AM 0.58 | 2:20PM 0.76 | 2:07AM 0.53 | 3:10PM 0.80 | 3:15AM 0.50 | ||||||||||||||||||
Low Tide / height (m) | 7:34PM 0.40 | 7:06AM 0.23 | 9:10PM 0.36 | 7:53AM 0.24 | 10:14PM 0.30 | |||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:03 | - | - | - | - | - | - | - | 6:05 | - | - | - | - | - | - | - | 6:05 |
| Sunset | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - |
 | | |  | | | |  | | | |  | |  | | | |  | | | | |  | | |
Rain (mm) | 4 | 4 | 5 | 5 | 3 | 1 | 2 | - | 2 | 2 | 1 | - | 4 | 7 | 21 | 16 | 17 | 10 | 10 | 17 | 17 | 14 | 12 | 6 |
| Temp. °C | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 25 | 24 | 24 | 25 | 24 | 24 | 24 | 24 | 24 | 23 | 24 |
| Feels °C (?) | 24 | 25 | 26 | 26 | 27 | 28 | 30 | 29 | 30 | 29 | 28 | 28 | 27 | 27 | 25 | 25 | 26 | 25 | 26 | 25 | 24 | 25 | 24 | 27 |
- 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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