Riyue Bay (Riyuewan) surfForecast / Hainan / China

information circle16 Day Weather and Surf, issued 7 pm Thursday 28 May 2026 CST
Forecast 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
28.6° C
(Which is normal for this time of year)

Riyue Bay (Riyuewan) surf forecast from 28 May 2026:

  • Best quality surf: Tuesday 2 Jun, 8AM (local time) - 2.5ft (0.8m), 14s period, E swell with cross-offshore winds.
  • Most powerful swell: Tuesday 2 Jun, 8PM (local time) - 3.5ft (1.0m), 14s period, E swell with 390 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 2 Jun, 5AM (local time) - 2.5ft (0.7m), 14s period with E swell.

Best Forecast Surf Conditions for Riyue Bay (Riyuewan) this week:

The surf forecast for Riyue Bay (Riyuewan) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jun 02) at 5AM. The primary swell is predicted to be 0.7m and 14s period with a secondary swell of 0.5m and 8s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Riyue Bay (Riyuewan) in the next 16 days are 1.0m 14s and forecast to arrive on Tuesday (Jun 02) at 8PM. Winds are predicted to be cross-shore at the time the swell arrives.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Tue 2nd Jun)2.5ft (0.7m) 14s
Best Surf 8AM (Tue 2nd Jun)2.5ft (0.8m) 14s
Most Powerful 8PM (Tue 2nd Jun)3.5ft (1.0m) 14s

Table - best surf conditions forecast for Riyue Bay (Riyuewan) over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 3mm), mostly falling on Sat night. Warm (max 32°C on Fri afternoon, min 26°C on Fri night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Warm (max 34°C on Wed afternoon, min 26°C on Sun night). Wind will be generally light.

Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thu
4
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
1
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
S
5
0.5
S
5
0.5
S
6
0.5
S
5
0.4
SSE
5
0.4
SSE
6
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
16
0.3
ESE
17
0.3
ESE
18
0.6
E
14
1
E
14
1
E
13
1
E
13
0.7
E
12
0.5
E
12
0.8
S
8
0.9
S
6
0.7
S
9
Wave Graph
Metric surfscale
Energy kJ
14
15
16
15
9
10
6
7
7
21
57
63
153
361
352
352
144
70
80
64
76
Wind (km/h)
5
SSW
10
SSW
10
SSE
5
WSW
10
SSE
10
SSE
0
WSW
5
SE
10
S
5
WSW
5
S
10
S
10
SW
15
SSW
15
SSW
15
SW
15
SW
25
SW
15
WSW
15
SW
25
SW
cross-on
cross-on
cross-on
glassy
cross-on
cross-on
glassy
on
cross-on
glassy
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross-off
cross
cross
High Tide
10:29PM0.76m
8:20AM1.34m
8:43AM1.42m
9:11AM1.47m
9:43AM1.51m
10:18AM1.53m
10:56AM1.53m
11:34AM1.52m
Low Tide
00:29AM0.75m
4:35PM0.29m
5:13PM0.19m
5:50PM0.13m
6:30PM0.10m
7:12PM0.10m
7:55PM0.12m
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:01
6:01
6:01
6:01
6:01
6:01
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:09
7:09
7:10
7:10
7:12
7:12
7:12
7:13
1
2
Temp °C
28
31
32
28
31
31
28
31
31
28
30
31
28
31
31
28
33
34
30
33
34
33
34
35
33
35
34
33
35
34
33
34
34
33
33
33
32
36
35
33
35
35
Swell 1
Height (m)
Direction
Period (s)
0.5
S
5
0.5
S
5
0.5
S
6
0.5
S
5
0.4
SSE
5
0.4
SSE
6
0.3
S
5
0.2
S
5
0.2
S
5
0.4
NE
7
0.4
ENE
8
0.4
ENE
7
0.6
E
14
1
E
14
1
E
13
1
E
13
0.7
E
12
0.5
E
12
0.8
S
8
0.9
S
6
0.7
S
9
Energy kJ
14
15
16
15
9
10
5
2
2
14
19
18
153
361
352
352
144
70
80
64
76
Swell 2
Height (m)
Direction
Period (s)
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
10
0.3
ESE
17
0.3
ESE
14
0.5
E
8
0.4
S
8
0.3
S
8
0.3
S
8
0.3
S
8
0.3
S
8
0.3
E
11
0.2
E
11
0.1
E
11
Energy kJ
6
6
6
6
6
6
6
7
7
7
57
41
29
21
12
10
11
12
21
9
2
Swell 3
Height (m)
Direction
Period (s)
0.1
E
13
0.1
S
7
0.2
ENE
7
0.2
E
16
0.1
S
9
0.3
ESE
18
0.4
S
8
0.4
S
8
0.1
E
13
0.1
NE
6
0.1
NE
7
0.1
NE
6
Energy kJ
3
1
5
21
2
63
22
21
3
2
2
2
Wind waves
Height (m)
Direction
Period (s)
0.2
SSW
3
0.5
S
8
0.4
SSW
3
0.4
S
4
0.6
S
5
0.9
S
5
0.8
SSW
4
Energy kJ
1
34
3
4
16
36
25
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
3
3
1
2
2
1
2
1
1
1
2
2
1
1
1
Distance (km)
1157
1157
1173
1243
1246
1243
1243
1243
881
736
736
1243
580
347
356
1078
347
356
0
347
621
Best forecast wave conditions in Hainan
Rating
(10 max)
1
Best forecast wave conditions in China
Rating
(10 max)
2
2
4
3
3
2
1
1
Header Global
Rating
(10 max)
9
7
5
5
5
5
7
7
6
5
5
4
5
5
4
4
5
5
5
4
4
  • 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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Information about the Riyue Bay (Riyuewan) Surf forecast

The above surf forecast table for Riyue Bay (Riyuewan) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Riyue Bay (Riyuewan) can be found by selecting the local surf guide option on the grey menu. Our Riyue Bay (Riyuewan) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Riyue Bay (Riyuewan)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Riyue Bay (Riyuewan) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Hainan? If you are looking for accommodation near Riyue Bay (Riyuewan), camping, hotels and holiday cottages in Hainan, consider staying in Wanning which is 26 km (16 miles) away. Other places in and around Hainan where you can find information about places to rent, and car hire include Li-an which is 27 km (17 miles) away, Baoding, Bacun and Baimalingcaifachang.

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