Riyue Bay (Riyuewan) surfForecast / Hainan / China

information circle48hr Weather and Surf, issued 1 am Friday 22 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)

How big are the waves at Riyue Bay (Riyuewan) today?

The current surf forecast for Riyue Bay (Riyuewan) at 7AM is: 1.1m 7s primary swell from a South direction and 0.4m 9s secondary swell from a East-northeast direction (forecast issued at 01:00am May 22). The wind direction is predicted to be cross-onshore.

Time (CST) & DateWave HeightWave Period
Morning (22 May)3.5ft (1.1m)7s
Afternoon (22 May)3.5ft (1.0m)6s
Evening (22 May)3.5ft (1.0m)6s

Table - waves today at Riyue Bay (Riyuewan). (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 31°C on Sun afternoon, min 27°C on Fri night). Wind will be generally light.

Friday
22
Saturday
23
Sunday
24
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
11 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.3
S
7
1.2
S
7
1.1
S
7
1.1
S
6
1
S
6
1
S
6
1
S
6
0.9
S
6
0.9
S
6
0.8
S
6
0.8
S
6
0.9
S
6
1
S
6
1
S
6
1
S
6
0.9
S
6
0.9
S
6
1
S
6
1.1
S
6
1
S
6
1
S
6
1
S
6
1
S
6
0.9
SSE
6
Wave Graph
Metric surfscale
Energy kJ
157
130
107
104
81
78
76
58
54
41
40
52
67
75
75
60
58
64
77
66
66
69
71
60
Wind (km/h)
10
SSW
10
SSW
10
SSW
15
S
20
SSW
15
SSW
10
SSW
10
SSW
15
SW
10
SW
15
SSW
15
SSW
20
SSW
15
S
10
SSW
10
SSW
15
SSW
15
SSW
15
SSW
20
SSW
20
S
15
S
10
S
15
SSW
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
1:25PM1.57m
2:22PM1.40m
3:28PM1.22m
Low Tide
10:40PM0.10m
11:27PM0.22m
part cloud
thunderstorm
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:03
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:07
7:07
7:07
1
Temp °C
27
27
28
30
30
30
28
27
27
27
28
30
30
30
28
27
27
27
28
30
31
30
28
27
32
32
32
33
33
34
33
32
31
32
32
33
33
34
33
32
31
32
32
33
34
34
33
32
Swell 1
Height (m)
Direction
Period (s)
1.3
S
7
1.2
S
7
1.1
S
7
1.1
S
6
0.3
E
9
0.4
E
10
1
S
6
0.9
S
6
0.9
S
6
0.8
S
6
0.8
S
6
0.3
E
10
0.3
E
10
0.3
E
10
1
S
6
0.9
S
6
0.3
E
10
0.3
E
10
1
S
6
0.3
E
10
0.3
E
10
0.3
E
10
1
S
6
0.9
SSE
6
Energy kJ
157
130
107
104
14
28
76
58
54
41
40
16
16
17
75
60
17
17
66
17
17
17
71
60
Swell 2
Height (m)
Direction
Period (s)
0.4
ENE
9
0.4
ENE
9
0.4
ENE
9
0.4
E
9
0.3
ESE
5
0.3
E
5
0.4
E
10
0.4
E
10
0.4
E
9
0.4
E
9
0.3
E
9
0.4
ENE
10
0.3
E
10
0.3
E
10
0.3
E
10
0.3
E
10
0.3
E
10
Energy kJ
27
27
26
25
4
4
29
28
28
28
16
31
17
17
17
16
16
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
1
S
6
1
S
6
1
S
6
0.9
S
6
1
S
6
1
S
6
0.9
S
6
1
S
6
1.1
S
6
1
S
6
1
S
6
1
S
6
Energy kJ
81
78
76
52
67
75
58
64
77
66
66
69
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
347
75
347
1157
1173
1243
1157
359
347
359
362
1183
1183
1183
1157
349
347
75
1173
1173
1183
1183
349
362
Best forecast wave conditions in Hainan
Rating
(10 max)
1
1
Best forecast wave conditions in China
Rating
(10 max)
1
1
Header Global
Rating
(10 max)
5
5
4
5
7
7
7
6
6
6
5
6
7
8
8
7
6
5
5
5
5
6
6
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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