
Surf Forecasts:
Green Bush surf forecast from 15 Sep 2026:
- Best quality surf: Thursday 17 Sep, 10PM (local time) - 5ft (1.6m), 16s period, SSW swell with cross-offshore winds.
- Most powerful swell: Sunday 20 Sep, 1PM (local time) - 7.5ft (2.3m), 16s period, SSW swell with 2,615 kJ wave energy.
- Next surfable swell (1★+): Thursday 17 Sep, 10PM (local time) - 5ft (1.6m), 16s period with SSW swell.
Best Forecast Surf Conditions for Green Bush this week:
The surf forecast for Green Bush over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Sep 17) at 10PM. The primary swell is predicted to be 1.6m and 16s period with a secondary swell of 0.9m and 7s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Green Bush in the next 16 days are 2.3m 16s and forecast to arrive on Sunday (Sep 20) at 1PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 6s period and expected on Sunday (Sep 20) at 4PM.
| Wave Type | Time (WIB) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10PM (Thu 17th Sep) | 5ft (1.6m) 16s |
| Best Surf | 10PM (Thu 17th Sep) | 5ft (1.6m) 16s |
| Most Powerful | 1PM (Sun 20th Sep) | 7.5ft (2.3m) 16s |
Table - best surf conditions forecast for Green Bush over the next 16 days.
Short Range ForecastMostly dry. Warm (max 28°C on Tue afternoon, min 25°C on Thu night). Wind will be generally light. | Days 5-7 Weather SummaryHeavy rain (total 66mm), heaviest during Sat night. Warm (max 27°C on Fri afternoon, min 23°C on Sat night). Wind will be generally light. | |||||||||||||||||||
Tue 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map | ||||||||||||||||||||
Wave Height (m) Direction Period (s) | SW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 16 | SW 16 | SW 15 | SSW 14 | SSW 14 | SW 17 | SW 17 | SW 16 | SW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 13 |
Wave Graph | ||||||||||||||||||||
1358 | 1142 | 1191 | 1191 | 1175 | 690 | 1379 | 587 | 869 | 785 | 663 | 2238 | 1938 | 2444 | 2262 | 2265 | 2010 | 1621 | 1306 | 960 | |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross-on | glassy | cross | cross-off | glassy | cross-off | cross | cross-off |
High Tide | 8:42PM0.98m | 8:47AM0.68m | 9:15PM0.92m | 9:14AM0.59m | 9:51PM0.85m | 9:40AM0.51m | 10:36PM0.77m | 10:11AM0.44m | 11:43PM0.71m | 12:11PM0.38m | 1:27AM0.69m | 3:14PM0.42m | 2:54AM0.73m | |||||||
Low Tide | 3:00AM0.15m | 2:29PM0.09m | 3:37AM0.20m | 2:54PM0.14m | 4:20AM0.27m | 3:21PM0.19m | 5:21AM0.33m | 3:52PM0.25m | 7:44AM0.36m | 4:43PM0.32m | 9:56AM0.31m | 6:57PM0.38m | ||||||||
— | — | 6:11 | — | — | 6:11 | — | — | 6:11 | — | — | 6:09 | — | — | 6:09 | — | — | 6:09 | — | — | |
6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:15 | — | — | 6:15 | — | — | 6:15 | — | |
mm | — | — | — | — | — | — | — | — | — | — | 3 | 8 | 8 | 42 | 2 | — | 2 | 1 | 5 | 3 |
Temp °C | 28 | 26 | 28 | 27 | 26 | 28 | 27 | 26 | 27 | 27 | 26 | 26 | 26 | 24 | 25 | 25 | 26 | 27 | 27 | 26 |
Feels °C | 28 | 26 | 28 | 27 | 27 | 28 | 27 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 30 | 30 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 16 | SSW 13 | SW 15 | SSW 14 | SSW 14 | SW 17 | SW 17 | SW 16 | SW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 13 |
1358 | 1142 | 1191 | 1191 | 1175 | 690 | 1379 | 465 | 869 | 785 | 663 | 2238 | 1938 | 2444 | 2262 | 2265 | 2010 | 1621 | 1306 | 960 | |
Swell 2 Height (m) Direction Period (s) | W 15 | SSW 21 | SW 19 | SW 19 | SW 18 | SSW 16 | WNW 10 | SW 16 | WNW 9 | SW 20 | SW 18 | WNW 8 | SW 13 | WNW 9 | WNW 8 | SSW 16 | W 16 | W 16 | SSW 20 | SSW 19 |
4 | 45 | 133 | 181 | 375 | 659 | 32 | 587 | 26 | 98 | 465 | 26 | 394 | 29 | 12 | 273 | 5 | 20 | 37 | 139 | |
Swell 3 Height (m) Direction Period (s) | SW 24 | W 9 | W 8 | W 8 | WNW 8 | WNW 10 | W 14 | SSE 7 | SW 20 | WNW 8 | WNW 8 | W 15 | WNW 10 | — | — | WNW 8 | — | SW 21 | W 16 | WNW 9 |
22 | 2 | 1 | 5 | 7 | 21 | 4 | 48 | 98 | 24 | 23 | 4 | 38 | — | — | 6 | — | 17 | 19 | 8 | |
Wind waves Height (m) Direction Period (s) | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | — | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 6 | SE 6 | — | — | — | SSE 7 |
114 | 117 | 117 | 105 | 83 | 83 | 64 | — | 49 | 48 | 45 | 65 | 68 | 48 | 38 | 72 | — | — | — | 143 | |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 617 | 206 | 137 | 565 | 137 | 520 | 617 | 23 | 206 | 458 | 206 | 137 | 520 | 0 | 137 | 0 | 0 | 0 | 30 | 0 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||
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Header Global | ||||||||||||||||||||
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Information about the Green Bush Surf forecast
The above surf forecast table for Green Bush provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Green Bush can be found by selecting the local surf guide option on the grey menu. Our Green Bush 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 Bush) 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 Bush 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.










