Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
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Surf Forecasts:
Riyue Bay (Riyuewan) surfForecast / Hainan / China
48hr Weather and Surf, issued 1 am Saturday 13 Dec 2025 CSTForecast update in hr min s Forecast update imminent
Riyue Bay (Riyuewan) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Riyue Bay (Riyuewan) sea temperature is
24.8° C
(Which is normal for this time of year)How big are the waves at Riyue Bay (Riyuewan) today?
The current surf forecast for Riyue Bay (Riyuewan) at 8AM is: 1.9m 9s primary swell from a East direction and 1.6m 8s secondary swell from a East direction (forecast issued at 01:00am December 13). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 6ft (1.9m) | 9s |
| Afternoon (13 Dec) | 6ft (1.8m) | 9s |
| Evening (13 Dec) | 7ft (2.1m) | 9s |
Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| 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 | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 498 | 498 | 537 | 537 | 549 | 440 | 509 | 646 | 755 | 841 | 1317 | 1260 | 1211 | 1132 | 1098 | 1230 | 1340 | 1337 | 1593 | 1625 | 1525 | 1851 | 1969 | 2006 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross- off | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 3:15AM 1.02 | 6:43PM 1.04 | 4:47AM 0.84 | 6:51PM 1.14 | 7:15AM 0.72 | 7:06PM 1.24 | ||||||||||||||||||
Low Tide / height (m) | 10:06PM 0.92 | 11:06AM 0.47 | 1:15AM 0.79 | 11:12AM 0.58 | 2:42AM 0.62 | 11:01AM 0.66 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:03 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:02 | - | - | - | - | - | - | - | 6:04 | - | - | - | - | - | - | - | 6:04 | - |
 | |  |  | | |  |  | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 |
| Temp. °C | 23 | 23 | 23 | 23 | 25 | 25 | 23 | 22 | 22 | 20 | 19 | 18 | 18 | 19 | 20 | 19 | 19 | 19 | 19 | 19 | 20 | 19 | 20 | 21 |
| Feels °C (?) | 24 | 24 | 25 | 24 | 25 | 25 | 22 | 20 | 19 | 18 | 17 | 15 | 15 | 15 | 17 | 17 | 18 | 18 | 18 | 18 | 20 | 19 | 21 | 22 |
- 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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