Surf Forecasts:
Green island surf forecast from 24 Jun 2026:
- Most powerful swell: Thursday 25 Jun, 2AM (local time) - 6ft (1.8m), 10s period, E swell with 627 kJ wave energy.
Best Forecast Surf Conditions for Green island this week:
The most powerful waves expected at Green island in the next 16 days are 1.8m 10s and forecast to arrive on Thursday (Jun 25) at 2AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.4m 7s period and expected on Thursday (Jun 25) at 2PM.
| Wave Type | Time (CST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 2AM (Thu 25th Jun) | 6ft (1.8m) 10s |
Table - best surf conditions forecast for Green island over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 23mm), heaviest during Sat afternoon. Warm (max 30°C on Thu afternoon, min 26°C on Sat morning). Winds increasing (light winds from the NW on Wed night, near gales from the WSW by Thu night). | Days 5-7 Weather SummaryHeavy rain (total 309mm), heaviest during Sun morning. Warm (max 29°C on Mon morning, min 25°C on Sun morning). Winds decreasing (strong winds from the SW on Sat night, light winds from the SW by Sun night). | ||||||||||||||||||||
Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wed 1 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | E 10 | ENE 9 | NE 9 | NE 8 | SW 8 | SW 8 | SSW 8 | SW 7 | SW 7 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | E 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 627 | 378 | 178 | 69 | 427 | 382 | 92 | 262 | 296 | 167 | 200 | 164 | 94 | 82 | 67 | 45 | 48 | 74 | 65 | 121 | 154 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | on | on | on | cross-on | cross-on |
High Tide | 2:20AM1.29m | 3:41PM1.00m | 3:05AM1.34m | 4:37PM1.02m | 3:47AM1.39m | 5:22PM1.06m | 4:27AM1.44m | 6:00PM1.08m | 5:06AM1.49m | 6:34PM1.10m | 5:43AM1.53m | 7:07PM1.11m | 6:20AM1.54m | 7:39PM1.12m | |||||||
Low Tide | 9:24AM0.42m | 8:38PM0.70m | 10:13AM0.34m | 9:27PM0.71m | 10:55AM0.26m | 10:12PM0.70m | 11:33AM0.20m | 10:52PM0.68m | 12:09PM0.16m | 11:29PM0.65m | 12:44PM0.14m | 00:05AM0.62m | 1:19PM0.13m | ||||||||
 |  |  |  | | | | |  | | | |  | |  | | | | | | | |
 | — | 5:11 | — | — | 5:11 | — | — | 5:11 | — | — | 5:11 | — | — | 5:13 | — | — | 5:13 | — | — | 5:13 | — |
 | 6:39 | — | 6:39 | — | — | 6:39 | — | — | 6:40 | — | — | 6:40 | — | — | 6:40 | — | — | 6:40 | — | — | 6:40 |
mm | 5 | 1 | — | — | 1 | 2 | 4 | 4 | 6 | 158 | 123 | 6 | 1 | — | — | 4 | 10 | 7 | 12 | 1 | 1 |
Temp °C | 29 | 29 | 30 | 29 | 28 | 28 | 28 | 27 | 27 | 26 | 25 | 27 | 28 | 29 | 29 | 29 | 28 | 29 | 29 | 29 | 29 |
Feels °C | 32 | 27 | 26 | 27 | 25 | 25 | 26 | 26 | 25 | 23 | 23 | 26 | 31 | 32 | 32 | 32 | 30 | 31 | 32 | 33 | 31 |
Swell 1 Height (m) Direction Period (s) | E 10 | ENE 9 | NE 9 | NE 8 | NE 8 | NNE 8 | SSW 8 | NNE 7 | NNE 7 | SW 7 | NNE 7 | NNE 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | ESE 10 | ESE 9 | ESE 9 | ESE 9 |
| kJ | 627 | 378 | 178 | 69 | 57 | 37 | 92 | 29 | 29 | 167 | 48 | 37 | 94 | 82 | 67 | 45 | 45 | 74 | 65 | 121 | 154 |
Swell 2 Height (m) Direction Period (s) | N 10 | SE 9 | SE 8 | SE 8 | SSE 8 | SSE 7 | NNE 7 | ESE 10 | ESE 10 | NNE 8 | E 9 | E 9 | NE 7 | NNE 7 | NE 7 | E 9 | E 10 | SW 8 | SW 7 | SW 7 | SW 7 |
| kJ | 2 | 30 | 18 | 16 | 13 | 11 | 36 | 20 | 32 | 66 | 61 | 59 | 27 | 20 | 12 | 40 | 48 | 35 | 27 | 18 | 17 |
Swell 3 Height (m) Direction Period (s) | NE 10 | NNE 9 | NNE 8 | ESE 11 | ESE 10 | ESE 10 | SSE 7 | SSE 7 | SSE 7 | E 10 | SSE 6 | E 16 | ESE 8 | SE 9 | ESE 8 | NE 7 | NNE 7 | NNE 7 | NE 6 | E 14 | E 14 |
| kJ | 4 | 8 | 7 | 11 | 10 | 10 | 9 | 4 | 4 | 73 | 4 | 5 | 24 | 22 | 21 | 12 | 4 | 4 | 2 | 15 | 15 |
Wind waves Height (m) Direction Period (s) | WSW 6 | WSW 7 | WSW 7 | WSW 7 | SW 8 | SW 8 | WSW 8 | SW 7 | SW 7 | — | SW 8 | SW 8 | — | — | SE 6 | SE 4 | SE 5 | SE 5 | SSE 5 | SE 6 | — |
| kJ | 165 | 456 | 432 | 415 | 427 | 382 | 173 | 262 | 296 | — | 200 | 164 | — | — | 8 | 12 | 25 | 24 | 15 | 30 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 74 | 717 | 74 | 74 | 324 | 324 | 67 | 67 | 74 | 74 | 67 | 67 | 67 | 67 | 81 | 517 | 127 | 127 | 74 | 127 | 127 |
Best forecast wave conditions in South Taiwan | |||||||||||||||||||||
Best forecast wave conditions in Taiwan | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Green island surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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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