
Surf Forecasts:
Treasure Island surf forecast from 24 Jul 2026:
- Best quality surf: Thursday 30 Jul, 1PM (local time) - 2.5ft (0.8m), 19s period, SSW swell with glassy winds.
- Most powerful swell: Friday 31 Jul, 7AM (local time) - 3.5ft (1.0m), 18s period, SSW swell with 644 kJ wave energy.
- Next surfable swell (1★+): Friday 24 Jul, 4PM (local time) - 1.5ft (0.4m), 15s period with SW swell.
Best Forecast Surf Conditions for Treasure Island this week:
The surf forecast for Treasure Island over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Jul 24) at 4PM. The primary swell is predicted to be 0.4m and 15s period with a secondary swell of 0.4m and 12s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Treasure Island in the next 16 days are 1.0m 18s and forecast to arrive on Friday (Jul 31) at 7AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 9s period and expected on Friday (Jul 24) at 10PM.
| Wave Type | Time (WIB) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4PM (Fri 24th Jul) | 1.5ft (0.4m) 15s |
| Best Surf | 1PM (Thu 30th Jul) | 2.5ft (0.8m) 19s |
| Most Powerful | 7AM (Fri 31st Jul) | 3.5ft (1.0m) 18s |
Table - best surf conditions forecast for Treasure Island over the next 16 days.
Short Range ForecastModerate rain (total 15mm), heaviest on Fri night. Warm (max 28°C on Fri morning, min 27°C on Fri morning). Wind will be generally light. | Days 4-6 Weather SummaryLight rain (total 8mm), mostly falling on Mon morning. Warm (max 28°C on Mon afternoon, min 27°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||
Friday 24 | Saturday 25 | Sunday 26 | Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | |||||||||||||||
AM | 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) | SSW 13 | SW 15 | SW 16 | SW 15 | SSW 15 | SW 14 | SW 13 | SW 14 | SW 14 | SW 13 | SSW 13 | SSW 13 | SSW 16 | SSW 16 | SSW 15 | SW 15 | SSW 15 | SSW 14 | SSW 20 | SSW 19 | SSW 18 |
Wave Graph | |||||||||||||||||||||
137 | 76 | 245 | 217 | 272 | 151 | 144 | 186 | 158 | 175 | 112 | 109 | 220 | 162 | 193 | 223 | 272 | 261 | 336 | 465 | 547 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | off | glassy | glassy | glassy | cross-off | glassy | cross-off | glassy | glassy | cross-off | glassy | glassy | cross-off | cross-off | glassy | off | glassy | glassy | off | glassy |
High Tide | 1:53PM0.30m | 3:27AM0.56m | 3:42PM0.30m | 4:27AM0.59m | 4:49PM0.32m | 5:13AM0.63m | 5:34PM0.36m | 5:51AM0.68m | 6:10PM0.40m | 6:25AM0.72m | 6:43PM0.45m | 6:56AM0.75m | 7:15PM0.49m | ||||||||
Low Tide | 10:25AM0.27m | 7:17PM0.19m | 11:23AM0.22m | 8:46PM0.18m | 11:54AM0.17m | 9:57PM0.15m | 12:20PM0.14m | 10:48PM0.12m | 12:43PM0.11m | 11:30PM0.10m | 1:06PM0.09m | 00:08AM0.08m | 1:30PM0.07m | 00:43AM0.08m | |||||||
6:30 | — | — | 6:30 | — | — | 6:30 | — | — | 6:30 | — | — | 6:30 | — | — | 6:30 | — | — | 6:30 | — | — | |
— | 6:43 | — | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — | |
mm | 1 | — | 7 | — | — | 6 | — | — | 1 | 3 | — | 3 | 1 | — | 1 | — | — | — | — | — | — |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 27 | 28 | 28 | 27 | 28 | 28 | 27 | 28 | 28 | 27 | 28 | 28 |
Feels °C | 33 | 32 | 32 | 32 | 31 | 31 | 31 | 31 | 32 | 31 | 31 | 32 | 31 | 31 | 31 | 32 | 31 | 32 | 31 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 12 | SW 16 | SW 15 | SSW 15 | SW 14 | SW 13 | SW 14 | SW 14 | SW 13 | SSW 13 | SSW 13 | SSW 16 | SSW 16 | SSW 15 | SW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 19 | SSW 18 |
137 | 52 | 245 | 217 | 272 | 151 | 144 | 186 | 158 | 175 | 111 | 109 | 220 | 162 | 193 | 223 | 272 | 261 | 243 | 465 | 547 | |
Swell 2 Height (m) Direction Period (s) | SW 17 | SW 15 | WNW 9 | WNW 9 | WNW 8 | SSW 6 | SSW 7 | SSW 6 | SW 6 | SSW 6 | SSW 17 | SSW 16 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SSW 21 | SSW 20 | SSW 13 | SSW 13 |
70 | 76 | 16 | 8 | 7 | 14 | 9 | 8 | 9 | 6 | 112 | 102 | 69 | 72 | 67 | 30 | 30 | 176 | 336 | 229 | 154 | |
Swell 3 Height (m) Direction Period (s) | WNW 10 | SSW 6 | S 18 | SSW 16 | S 10 | SSW 15 | W 8 | W 9 | SSW 18 | SSW 18 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | NNW 8 | NW 8 | NW 8 | WNW 8 | WNW 9 | WNW 8 |
18 | 8 | 6 | 26 | 2 | 21 | 6 | 6 | 32 | 31 | 6 | 4 | 4 | 4 | 3 | 7 | 18 | 11 | 23 | 35 | 14 | |
Wind waves Height (m) Direction Period (s) | SSE 10 | — | — | — | — | SW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
10 | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Banyak Islands | |||||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)
Information about the Treasure Island Surf forecast
The above surf forecast table for Treasure Island provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Treasure Island can be found by selecting the local surf guide option on the grey menu. Our Treasure 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 (Treasure 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 Treasure 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.
Are you planning a holiday in Banyak Islands? If you are looking for accommodation near Treasure Island, camping, hotels and holiday cottages in Banyak Islands, consider staying in Afia which is 86 km (53 miles) away.










