Riyue Bay (Riyuewan) surfForecast / Hainan / China

information circle48hr Weather and Surf, issued 1 pm Tuesday 05 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
27.1° C
(Which is slightly cooler than normal)

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

The current surf forecast for Riyue Bay (Riyuewan) at 6PM is: 0.6m 6s primary swell from a East direction and 0.2m 9s secondary swell from a East direction (forecast issued at 01:00pm May 05). The wind direction is predicted to be cross-onshore.

Time (CST) & DateWave HeightWave Period
Morning (05 May)2.5ft (0.7m)6s
Afternoon (05 May)2.5ft (0.7m)6s
Evening (05 May)2ft (0.6m)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

Light rain (total 5mm), mostly falling on Tue afternoon. Warm (max 30°C on Thu afternoon, min 24°C on Tue night). Wind will be generally light.

Tue
5
Wednesday
6
Thursday
7
Fri
8
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
2 AM
5 AM
8 AM
Rating
(10 max)
0
0
0
0
0
1
1
1
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.7
E
6
0.7
E
6
0.6
E
6
0.6
E
6
0.4
ENE
8
0.8
ENE
8
0.9
ENE
9
1.1
E
9
1.1
E
9
1
E
9
1
E
8
0.9
ENE
8
0.9
ENE
8
0.9
E
8
0.9
E
8
0.9
E
8
0.9
E
8
0.8
E
8
0.7
ENE
7
0.7
E
7
0.7
E
7
0.6
E
7
0.4
E
9
0.6
E
7
Wave Graph
Metric surfscale
Energy kJ
32
32
24
24
22
96
141
199
194
154
147
120
118
108
103
95
93
71
57
52
49
36
24
35
Wind (km/h)
10
ENE
10
E
10
E
5
E
5
NNE
0
WNW
0
NNW
5
NNW
5
SE
10
SSE
10
SE
5
SE
5
SE
5
SSW
5
S
10
SSE
10
SSE
10
SSE
10
SSE
5
SSE
5
SSE
5
SW
0
W
5
S
cross
cross-on
cross-on
glassy
glassy
glassy
glassy
glassy
on
on
on
on
glassy
glassy
cross-on
cross-on
on
cross-on
cross-on
on
glassy
glassy
glassy
glassy
High Tide
11:13AM1.48m
11:47AM1.48m
12:24PM1.45m
Low Tide
8:00PM0.16m
8:50PM0.19m
9:45PM0.22m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:07
6:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:00
7:01
7:01
7:02
2
2
2
1
Temp °C
27
27
27
26
25
24
24
25
29
29
29
27
26
26
26
27
29
30
29
27
26
26
25
26
30
30
31
31
30
29
29
30
33
31
32
31
31
31
31
32
32
33
33
32
32
32
30
31
Swell 1
Height (m)
Direction
Period (s)
0.7
E
6
0.7
E
6
0.6
E
6
0.6
E
6
0.5
E
6
0.8
ENE
8
0.9
ENE
9
1.1
E
9
1.1
E
9
1
E
9
1
E
8
0.9
ENE
8
0.9
ENE
8
0.9
E
8
0.9
E
8
0.9
E
8
0.9
E
8
0.8
E
8
0.7
ENE
7
0.7
E
7
0.7
E
7
0.6
E
7
0.5
E
7
0.6
E
7
Energy kJ
32
32
24
24
16
96
141
199
194
154
147
120
118
108
103
95
93
71
57
52
49
36
23
35
Swell 2
Height (m)
Direction
Period (s)
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.4
ENE
8
0.3
SSE
4
0.3
SSE
4
0.3
S
4
0.4
E
9
0.3
S
4
Energy kJ
7
7
7
7
22
3
3
3
24
3
Swell 3
Height (m)
Direction
Period (s)
0.1
NE
8
0.1
NE
8
0.3
E
9
0.3
S
4
0.3
S
4
0.3
S
4
0.3
S
4
0.2
E
10
Energy kJ
2
2
15
2
3
3
3
8
Wind waves
Height (m)
Direction
Period (s)
0.4
SE
4
0.4
SE
4
0.3
SSE
4
Energy kJ
3
3
3
Nearest Offshore or Glassy
Rating
(10 max)
2
1
2
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
1373
1249
1157
1243
715
0
0
0
1237
1237
1160
1243
0
0
356
356
1183
1183
1183
715
715
362
356
359
Best forecast wave conditions in Hainan
Rating
(10 max)
1
1
1
1
1
Best forecast wave conditions in China
Rating
(10 max)
1
1
1
1
1
Header Global
Rating
(10 max)
5
5
5
5
5
4
5
5
5
9
9
7
6
6
5
8
5
6
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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