Green island surfForecast / South / Taiwan

information circle16 Day Weather and Surf, issued 7 pm Sunday 03 May 2026 CST
Forecast update in hr  min  s Forecast update imminent
Green island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Green island sea temperature is
27.7° C
(Which is normal for this time of year)

Best Forecast Surf Conditions for Green island this week:

The surf forecast for Green island over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (May 06) at 2AM. The primary swell is predicted to be 1.6m and 8s period. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Green island in the next 16 days are 3.0m 8s and forecast to arrive on Tuesday (May 05) at 2AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 8s period and expected on Monday (May 04) at 8PM.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Wed 6th May)5ft (1.6m) 8s
Best Surf 2AM (Wed 6th May)5ft (1.6m) 8s
Most Powerful 2AM (Tue 5th May)10ft (3.0m) 8s

Table - best surf conditions forecast for Green island over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 6mm), mostly falling on Mon morning. Warm (max 28°C on Sun night, min 23°C on Mon night). Winds decreasing (near gales from the NE on Mon night, light winds from the N by Tue night).

Days 5-7 Weather Summary

Light rain (total 4mm), mostly falling on Fri night. Warm (max 28°C on Fri afternoon, min 26°C on Wed night). Mainly strong winds.

Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sun
10
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
1
1
1
2
2
2
1
1
1
1
1
2
0
0
1
2
1
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
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<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)
1
ESE
10
0.8
ESE
9
0.7
ESE
9
3
NE
8
2.3
ENE
9
1.8
ENE
8
1.6
ENE
8
1.5
ENE
9
1.2
E
9
1.1
E
9
1.1
E
9
1.1
E
9
1.1
E
9
1.1
E
10
1.1
E
9
1
E
9
1.1
E
10
1.1
E
10
1.2
E
10
1.3
E
10
1.2
E
10
Wave Graph
Metric surfscale
Energy kJ
192
115
86
1137
789
479
376
307
229
196
198
202
210
216
207
173
221
231
308
333
279
Wind (km/h)
35
N
50
NNE
45
NE
45
NE
30
NNE
20
NNE
15
N
15
NNE
15
NE
10
NE
5
E
5
SE
10
ESE
10
SSW
0
SSW
45
NNE
25
NE
20
NE
15
NE
5
E
10
SSE
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
glassy
cross-on
cross
on
glassy
cross-off
cross-off
cross-off
cross-off
cross
cross-on
High Tide
6:48AM1.52m
8:01PM1.13m
7:18AM1.49m
8:38PM1.06m
7:51AM1.44m
9:21PM1.00m
8:27AM1.38m
10:15PM0.95m
9:12AM1.30m
11:30PM0.93m
10:13AM1.22m
00:53AM0.96m
11:40AM1.17m
Low Tide
00:40AM0.57m
1:40PM0.15m
1:06AM0.61m
2:17PM0.20m
1:34AM0.65m
2:57PM0.28m
2:05AM0.70m
3:45PM0.35m
2:44AM0.75m
4:42PM0.41m
3:44AM0.80m
5:51PM0.45m
5:24AM0.81m
7:01PM0.46m
part cloud
thunderstorm
light rain
light rain
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
thunderstorm
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
5:18
5:18
5:18
5:16
5:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:20
6:20
6:21
6:21
6:22
6:22
6:22
6:22
1
1
4
4
Temp °C
28
26
24
24
24
25
26
26
26
26
26
27
27
27
28
26
26
26
26
27
28
30
22
19
18
21
25
29
28
27
28
30
31
31
31
31
25
23
27
28
31
31
Swell 1
Height (m)
Direction
Period (s)
1
ESE
10
0.8
ESE
9
0.7
ESE
9
2.3
ENE
9
1.8
ENE
8
1.6
ENE
8
1.5
ENE
9
1.2
E
9
1.1
E
9
1.1
E
9
1.1
E
9
1.1
E
9
1.1
E
10
1.1
E
9
1
E
9
1.1
E
10
1.1
E
10
1.2
E
10
1.3
E
10
1.2
E
10
Energy kJ
192
115
86
789
479
376
307
229
196
198
202
210
216
207
173
221
231
308
333
279
Swell 2
Height (m)
Direction
Period (s)
0.6
W
4
0.2
N
6
0.7
NNE
6
0.7
NNE
6
0.6
NNE
6
0.4
NNE
6
0.1
N
9
0.1
N
10
0.1
N
9
0.2
S
4
0.8
NNE
6
0.8
NNE
7
0.7
NE
7
0.8
NNE
6
0.6
NNE
6
Energy kJ
13
3
39
37
25
16
2
2
2
1
45
66
45
56
31
Swell 3
Height (m)
Direction
Period (s)
0.1
N
6
0.4
ENE
8
Energy kJ
1
24
Wind waves
Height (m)
Direction
Period (s)
0.8
W
4
2
NNE
7
2.4
NNE
7
3
NE
8
0.6
N
6
1.4
NNE
6
Energy kJ
25
350
587
1137
23
131
Nearest Offshore or Glassy
Rating
(10 max)
1
1
2
3
2
2
2
2
2
1
1
1
1
1
2
3
2
2
2
2
2
Distance (km)
79
696
610
290
290
81
0
0
0
0
0
67
127
67
0
305
1231
290
0
74
67
Best forecast wave conditions in South Taiwan
Rating
(10 max)
1
2
2
2
2
1
2
1
1
1
2
2
2
2
Best forecast wave conditions in Taiwan
Rating
(10 max)
1
3
2
2
2
2
2
1
2
1
1
1
2
3
3
2
2
2
Header Global
Rating
(10 max)
4
4
4
5
5
5
5
5
6
8
6
5
6
6
7
7
5
5
5
4
6
  • 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 Green island Surf forecast

The above surf forecast table for Green island provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Green island can be found by selecting the local surf guide option on the grey menu. Our Green island 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 (Green island) 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 Green island 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.

Green island is 72 km (45 miles) from Changlotsun. If you plan a holiday in South Taiwan, look for hotels and other accommodation in Changlotsun. Changlotsun has rooms for a wide range of budgets as well as car hire and transport links.

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