Riyue Bay (Riyuewan) surfForecast / Hainan / China

information circle48hr Weather and Surf, issued 1 am Thursday 07 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 4AM is: 0.9m 8s primary swell from a East-northeast direction (forecast issued at 01:00am May 07). The wind direction is predicted to be glassy.

Time (CST) & DateWave HeightWave Period
Morning (07 May)2.5ft (0.8m)8s
Afternoon (07 May)2.5ft (0.7m)7s
Evening (07 May)2ft (0.6m)7s

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 9mm), mostly falling on Sat night. Warm (max 30°C on Thu afternoon, min 25°C on Thu night). Wind will be generally light.

Thursday
7
Friday
8
Saturday
9
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)
1
1
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
<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)
0.9
ENE
8
0.8
ENE
8
0.8
ENE
8
0.8
E
8
0.7
E
8
0.7
E
7
0.7
E
7
0.6
E
7
0.6
E
7
0.4
E
9
0.4
E
9
0.4
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.4
E
9
0.5
E
9
0.5
E
9
0.4
ENE
9
0.4
ENE
9
0.4
ENE
9
0.5
E
10
0.5
E
10
0.4
ENE
10
Wave Graph
Metric surfscale
Energy kJ
112
85
79
72
55
52
49
36
35
23
24
25
42
42
43
27
43
41
29
29
29
45
47
31
Wind (km/h)
5
SSE
5
SSW
5
SSE
10
SSE
10
SSE
10
SSE
5
SSE
0
SE
0
ENE
5
NNW
0
NW
10
SSE
10
SSE
5
SE
5
E
5
ENE
5
NNE
5
NNE
10
NNE
15
ENE
20
ENE
20
ENE
15
NE
15
NE
glassy
glassy
glassy
cross-on
cross-on
cross-on
glassy
glassy
glassy
glassy
glassy
on
on
on
glassy
cross
cross-off
cross-off
cross-off
cross-on
cross-on
cross-on
cross
cross
High Tide
12:24PM1.45m
1:04PM1.41m
1:49PM1.35m
Low Tide
9:45PM0.22m
10:41PM0.25m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
thunderstorm
thunderstorm
cloud
cloud
clear
clear
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
6:07
6:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:01
7:02
7:02
1
1
1
1
1
1
Temp °C
25
25
26
29
30
29
27
26
25
25
27
30
29
28
27
26
26
25
26
29
29
28
25
25
30
30
31
32
33
32
32
31
30
30
32
33
32
32
32
31
30
29
30
31
30
30
28
28
Swell 1
Height (m)
Direction
Period (s)
0.9
ENE
8
0.8
ENE
8
0.8
ENE
8
0.8
E
8
0.7
E
8
0.7
E
7
0.7
E
7
0.6
E
7
0.6
E
7
0.5
E
7
0.5
E
6
0.4
ENE
6
0.5
E
9
0.5
E
9
0.5
E
9
0.4
E
9
0.5
E
9
0.5
E
9
0.4
ENE
9
0.4
ENE
9
0.4
ENE
9
0.5
E
10
0.5
E
10
0.4
ENE
10
Energy kJ
112
85
79
72
55
52
49
36
35
22
22
14
42
42
43
27
43
41
29
29
29
45
47
31
Swell 2
Height (m)
Direction
Period (s)
0.4
ENE
9
0.3
E
9
0.3
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.2
SSE
3
0.2
S
3
0.3
ENE
6
Energy kJ
28
14
15
23
24
25
1
1
7
Swell 3
Height (m)
Direction
Period (s)
0.2
SSE
3
0.1
SE
5
Energy kJ
1
1
Wind waves
Height (m)
Direction
Period (s)
0.3
SE
3
0.2
SSE
3
0.5
NE
5
Energy kJ
1
1
11
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
2
1
1
2
1
Distance (km)
0
0
0
0
356
1183
1183
1183
1183
362
359
356
362
1157
1157
1157
1243
1243
1243
1246
1699
1356
736
1699
Best forecast wave conditions in Hainan
Rating
(10 max)
1
1
1
1
Best forecast wave conditions in China
Rating
(10 max)
1
1
1
1
1
2
Header Global
Rating
(10 max)
7
7
7
9
6
5
5
7
6
5
6
6
5
7
6
5
5
5
7
6
6
5
5
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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