Riyue Bay (Sun Moon Bay)
GOOD 6.5

Riyue Bay (Sun Moon Bay)

Wanning, Hainan, China

Right now
· Swell SSE 0.4m 4s
OK to surf, not perfectFAIR
Waves
Knee high0.4–0.6m
Short choppy waves· 4s
Wind
Moderate wind, waves a bit bumpy15kph
SSE · gusts 40kph
Best time to surf
AI
Could not generate AI recommendation at this time
Tides
Today
▲10:34 AM0.2m
▼04:19 PM0.3m
▲10:35 PM0.4m

Today's Tides · Wednesday, April 1, 2026

Now0.02m↘ Falling
▲
High Tide
10:34 AM
0.24m
▲
High Tide
10:35 PM
0.43m
▼
Low Tide
04:19 PM
0.30m

Next 4 Days

Wave Forecast (5 Days)

0.4–0.8m face · Avg 4s
Primary swell SSE · 0.5m · 4s
Wed, Apr 1
0.5-0.8m
24h
3.9s
0.5-0.7m
03h
3.8s
0.4-0.7m
06h
3.6s
0.4-0.6m
09h
3.6s
0.4-0.6m
12h
3.8s
0.4-0.6m
15h
3.9s
0.4-0.7m
18h
4s
0.4-0.7m
21h
4s
Wave Height (meters)
Top numbers: height · Bottom numbers: period

Wind Forecast (5 Days)

Cross-shore (estimate) · mixed
Wed, Apr 1
3.7
↙
24h
WSW
4
←
03h
W
3.3
↖
06h
WNW
3.3
↘
09h
SSE
12.5
↘
12h
SSE
15.8
↘
15h
SSE
7.6
↓
18h
S
3.8
↘
21h
SSE
Wind Speed (km/h)
Wind Gusts
Arrows match the direction label

Recommendations by Level

FAIR
Good size · short period · Good wind
⏰Best: Now
Inside sections can be suitable for confident beginners at higher tides when the wave is softer. Stick to the whitewash zone and avoid the main peak where more experienced surfers sit.

Tide chart, wave forecast, and surf conditions for Riyue Bay (Sun Moon Bay). Check tide times, wave height, wind direction, and best surf windows.

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